Merge commit '5662c43' into pyasn1-modules_0.2.1android-p-preview-4

Initial commit of pyasn1-modules 0.2.1 with history.

Added:
- Android.bp
- MODULE_LICENSE_BSD
- NOTICE
- METADATA

Bug: b/80314772
Test: Compiled acloud with pyasn1-modules and was able to import pyasn1-modules.
Change-Id: I3f15a09e02bb7e6f12d8cc12eb999248463b98e4

28 files changed, 10479 insertions, 0 deletions

diff --git a/pyasn1_modules/Android.bp b/pyasn1_modules/Android.bp
new file mode 100644
index 0000000..19d3cf7
--- /dev/null
+++ b/pyasn1_modules/Android.bp
@@ -0,0 +1,32 @@
+// Copyright 2018 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+python_library {
+    name: "py-pyasn1-modules",
+    host_supported: true,
+    srcs: [
+        "*.py",
+    ],
+    version: {
+        py2: {
+            enabled: true,
+        },
+        py3: {
+            enabled: true,
+        },
+    },
+    libs: [
+        "py-pyasn1",
+    ],
+    pkg_path: "pyasn1-modules"
+}
diff --git a/pyasn1_modules/__init__.py b/pyasn1_modules/__init__.py
new file mode 100644
index 0000000..d0c5e53
--- /dev/null
+++ b/pyasn1_modules/__init__.py
@@ -0,0 +1,2 @@
+# http://www.python.org/dev/peps/pep-0396/
+__version__ = '0.2.1'
diff --git a/pyasn1_modules/pem.py b/pyasn1_modules/pem.py
new file mode 100644
index 0000000..9f16308
--- /dev/null
+++ b/pyasn1_modules/pem.py
@@ -0,0 +1,65 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+import base64
+import sys
+
+stSpam, stHam, stDump = 0, 1, 2
+
+
+# The markers parameters is in form ('start1', 'stop1'), ('start2', 'stop2')...
+# Return is (marker-index, substrate)
+def readPemBlocksFromFile(fileObj, *markers):
+    startMarkers = dict(map(lambda x: (x[1], x[0]),
+                            enumerate(map(lambda y: y[0], markers))))
+    stopMarkers = dict(map(lambda x: (x[1], x[0]),
+                           enumerate(map(lambda y: y[1], markers))))
+    idx = -1
+    substrate = ''
+    certLines = []
+    state = stSpam
+    while True:
+        certLine = fileObj.readline()
+        if not certLine:
+            break
+        certLine = certLine.strip()
+        if state == stSpam:
+            if certLine in startMarkers:
+                certLines = []
+                idx = startMarkers[certLine]
+                state = stHam
+                continue
+        if state == stHam:
+            if certLine in stopMarkers and stopMarkers[certLine] == idx:
+                state = stDump
+            else:
+                certLines.append(certLine)
+        if state == stDump:
+            if sys.version_info[0] <= 2:
+                substrate = ''.join([base64.b64decode(x) for x in certLines])
+            else:
+                substrate = ''.encode().join([base64.b64decode(x.encode()) for x in certLines])
+            break
+    return idx, substrate
+
+
+# Backward compatibility routine
+def readPemFromFile(fileObj,
+                    startMarker='-----BEGIN CERTIFICATE-----',
+                    endMarker='-----END CERTIFICATE-----'):
+    idx, substrate = readPemBlocksFromFile(fileObj, (startMarker, endMarker))
+    return substrate
+
+
+def readBase64fromText(text):
+    if sys.version_info[0] <= 2:
+        return base64.b64decode(text)
+    else:
+        return base64.b64decode(text.encode())
+
+
+def readBase64FromFile(fileObj):
+    return readBase64fromText(fileObj.read())
diff --git a/pyasn1_modules/rfc1155.py b/pyasn1_modules/rfc1155.py
new file mode 100644
index 0000000..69c160e
--- /dev/null
+++ b/pyasn1_modules/rfc1155.py
@@ -0,0 +1,96 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# SNMPv1 message syntax
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc1155.txt
+#
+# Sample captures from:
+# http://wiki.wireshark.org/SampleCaptures/
+#
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import tag
+from pyasn1.type import univ
+
+
+class ObjectName(univ.ObjectIdentifier):
+    pass
+
+
+class SimpleSyntax(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('number', univ.Integer()),
+        namedtype.NamedType('string', univ.OctetString()),
+        namedtype.NamedType('object', univ.ObjectIdentifier()),
+        namedtype.NamedType('empty', univ.Null())
+    )
+
+
+class IpAddress(univ.OctetString):
+    tagSet = univ.OctetString.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 0)
+    )
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueSizeConstraint(
+        4, 4
+    )
+
+
+class NetworkAddress(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('internet', IpAddress())
+    )
+
+
+class Counter(univ.Integer):
+    tagSet = univ.Integer.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 1)
+    )
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueRangeConstraint(
+        0, 4294967295
+    )
+
+
+class Gauge(univ.Integer):
+    tagSet = univ.Integer.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 2)
+    )
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueRangeConstraint(
+        0, 4294967295
+    )
+
+
+class TimeTicks(univ.Integer):
+    tagSet = univ.Integer.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 3)
+    )
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueRangeConstraint(
+        0, 4294967295
+    )
+
+
+class Opaque(univ.OctetString):
+    tagSet = univ.OctetString.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 4)
+    )
+
+
+class ApplicationSyntax(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('address', NetworkAddress()),
+        namedtype.NamedType('counter', Counter()),
+        namedtype.NamedType('gauge', Gauge()),
+        namedtype.NamedType('ticks', TimeTicks()),
+        namedtype.NamedType('arbitrary', Opaque())
+    )
+
+
+class ObjectSyntax(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('simple', SimpleSyntax()),
+        namedtype.NamedType('application-wide', ApplicationSyntax())
+    )
diff --git a/pyasn1_modules/rfc1157.py b/pyasn1_modules/rfc1157.py
new file mode 100644
index 0000000..9e6527b
--- /dev/null
+++ b/pyasn1_modules/rfc1157.py
@@ -0,0 +1,126 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# SNMPv1 message syntax
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc1157.txt
+#
+# Sample captures from:
+# http://wiki.wireshark.org/SampleCaptures/
+#
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import tag
+from pyasn1.type import univ
+
+from pyasn1_modules import rfc1155
+
+
+class Version(univ.Integer):
+    namedValues = namedval.NamedValues(
+        ('version-1', 0)
+    )
+    defaultValue = 0
+
+
+class Community(univ.OctetString):
+    pass
+
+
+class RequestID(univ.Integer):
+    pass
+
+
+class ErrorStatus(univ.Integer):
+    namedValues = namedval.NamedValues(
+        ('noError', 0),
+        ('tooBig', 1),
+        ('noSuchName', 2),
+        ('badValue', 3),
+        ('readOnly', 4),
+        ('genErr', 5)
+    )
+
+
+class ErrorIndex(univ.Integer):
+    pass
+
+
+class VarBind(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('name', rfc1155.ObjectName()),
+        namedtype.NamedType('value', rfc1155.ObjectSyntax())
+    )
+
+
+class VarBindList(univ.SequenceOf):
+    componentType = VarBind()
+
+
+class _RequestBase(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('request-id', RequestID()),
+        namedtype.NamedType('error-status', ErrorStatus()),
+        namedtype.NamedType('error-index', ErrorIndex()),
+        namedtype.NamedType('variable-bindings', VarBindList())
+    )
+
+
+class GetRequestPDU(_RequestBase):
+    tagSet = _RequestBase.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)
+    )
+
+
+class GetNextRequestPDU(_RequestBase):
+    tagSet = _RequestBase.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)
+    )
+
+
+class GetResponsePDU(_RequestBase):
+    tagSet = _RequestBase.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2)
+    )
+
+
+class SetRequestPDU(_RequestBase):
+    tagSet = _RequestBase.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3)
+    )
+
+
+class TrapPDU(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('enterprise', univ.ObjectIdentifier()),
+        namedtype.NamedType('agent-addr', rfc1155.NetworkAddress()),
+        namedtype.NamedType('generic-trap', univ.Integer().clone(
+            namedValues=namedval.NamedValues(('coldStart', 0), ('warmStart', 1), ('linkDown', 2), ('linkUp', 3),
+                                             ('authenticationFailure', 4), ('egpNeighborLoss', 5),
+                                             ('enterpriseSpecific', 6)))),
+        namedtype.NamedType('specific-trap', univ.Integer()),
+        namedtype.NamedType('time-stamp', rfc1155.TimeTicks()),
+        namedtype.NamedType('variable-bindings', VarBindList())
+    )
+
+
+class Pdus(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('get-request', GetRequestPDU()),
+        namedtype.NamedType('get-next-request', GetNextRequestPDU()),
+        namedtype.NamedType('get-response', GetResponsePDU()),
+        namedtype.NamedType('set-request', SetRequestPDU()),
+        namedtype.NamedType('trap', TrapPDU())
+    )
+
+
+class Message(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', Version()),
+        namedtype.NamedType('community', Community()),
+        namedtype.NamedType('data', Pdus())
+    )
diff --git a/pyasn1_modules/rfc1901.py b/pyasn1_modules/rfc1901.py
new file mode 100644
index 0000000..6e8d1f1
--- /dev/null
+++ b/pyasn1_modules/rfc1901.py
@@ -0,0 +1,22 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# SNMPv2c message syntax
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc1901.txt
+#
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import univ
+
+
+class Message(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', univ.Integer(namedValues=namedval.NamedValues(('version-2c', 1)))),
+        namedtype.NamedType('community', univ.OctetString()),
+        namedtype.NamedType('data', univ.Any())
+    )
diff --git a/pyasn1_modules/rfc1902.py b/pyasn1_modules/rfc1902.py
new file mode 100644
index 0000000..7e815d2
--- /dev/null
+++ b/pyasn1_modules/rfc1902.py
@@ -0,0 +1,129 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# SNMPv2c message syntax
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc1902.txt
+#
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import tag
+from pyasn1.type import univ
+
+
+class Integer(univ.Integer):
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueRangeConstraint(
+        -2147483648, 2147483647
+    )
+
+
+class Integer32(univ.Integer):
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueRangeConstraint(
+        -2147483648, 2147483647
+    )
+
+
+class OctetString(univ.OctetString):
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueSizeConstraint(
+        0, 65535
+    )
+
+
+class IpAddress(univ.OctetString):
+    tagSet = univ.OctetString.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 0x00)
+    )
+    subtypeSpec = univ.OctetString.subtypeSpec + constraint.ValueSizeConstraint(
+        4, 4
+    )
+
+
+class Counter32(univ.Integer):
+    tagSet = univ.Integer.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 0x01)
+    )
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueRangeConstraint(
+        0, 4294967295
+    )
+
+
+class Gauge32(univ.Integer):
+    tagSet = univ.Integer.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 0x02)
+    )
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueRangeConstraint(
+        0, 4294967295
+    )
+
+
+class Unsigned32(univ.Integer):
+    tagSet = univ.Integer.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 0x02)
+    )
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueRangeConstraint(
+        0, 4294967295
+    )
+
+
+class TimeTicks(univ.Integer):
+    tagSet = univ.Integer.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 0x03)
+    )
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueRangeConstraint(
+        0, 4294967295
+    )
+
+
+class Opaque(univ.OctetString):
+    tagSet = univ.OctetString.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 0x04)
+    )
+
+
+class Counter64(univ.Integer):
+    tagSet = univ.Integer.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 0x06)
+    )
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueRangeConstraint(
+        0, 18446744073709551615
+    )
+
+
+class Bits(univ.OctetString):
+    pass
+
+
+class ObjectName(univ.ObjectIdentifier):
+    pass
+
+
+class SimpleSyntax(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('integer-value', Integer()),
+        namedtype.NamedType('string-value', OctetString()),
+        namedtype.NamedType('objectID-value', univ.ObjectIdentifier())
+    )
+
+
+class ApplicationSyntax(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('ipAddress-value', IpAddress()),
+        namedtype.NamedType('counter-value', Counter32()),
+        namedtype.NamedType('timeticks-value', TimeTicks()),
+        namedtype.NamedType('arbitrary-value', Opaque()),
+        namedtype.NamedType('big-counter-value', Counter64()),
+        # This conflicts with Counter32
+        #        namedtype.NamedType('unsigned-integer-value', Unsigned32()),
+        namedtype.NamedType('gauge32-value', Gauge32())
+    )  # BITS misplaced?
+
+
+class ObjectSyntax(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('simple', SimpleSyntax()),
+        namedtype.NamedType('application-wide', ApplicationSyntax())
+    )
diff --git a/pyasn1_modules/rfc1905.py b/pyasn1_modules/rfc1905.py
new file mode 100644
index 0000000..31e4203
--- /dev/null
+++ b/pyasn1_modules/rfc1905.py
@@ -0,0 +1,135 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# SNMPv2c PDU syntax
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc1905.txt
+#
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import tag
+from pyasn1.type import univ
+
+from pyasn1_modules import rfc1902
+
+max_bindings = rfc1902.Integer(2147483647)
+
+
+class _BindValue(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('value', rfc1902.ObjectSyntax()),
+        namedtype.NamedType('unSpecified', univ.Null()),
+        namedtype.NamedType('noSuchObject',
+                            univ.Null().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.NamedType('noSuchInstance',
+                            univ.Null().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.NamedType('endOfMibView',
+                            univ.Null().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
+    )
+
+
+class VarBind(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('name', rfc1902.ObjectName()),
+        namedtype.NamedType('', _BindValue())
+    )
+
+
+class VarBindList(univ.SequenceOf):
+    componentType = VarBind()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(
+        0, max_bindings
+    )
+
+
+class PDU(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('request-id', rfc1902.Integer32()),
+        namedtype.NamedType('error-status', univ.Integer(
+            namedValues=namedval.NamedValues(('noError', 0), ('tooBig', 1), ('noSuchName', 2), ('badValue', 3),
+                                             ('readOnly', 4), ('genErr', 5), ('noAccess', 6), ('wrongType', 7),
+                                             ('wrongLength', 8), ('wrongEncoding', 9), ('wrongValue', 10),
+                                             ('noCreation', 11), ('inconsistentValue', 12), ('resourceUnavailable', 13),
+                                             ('commitFailed', 14), ('undoFailed', 15), ('authorizationError', 16),
+                                             ('notWritable', 17), ('inconsistentName', 18)))),
+        namedtype.NamedType('error-index',
+                            univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, max_bindings))),
+        namedtype.NamedType('variable-bindings', VarBindList())
+    )
+
+
+class BulkPDU(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('request-id', rfc1902.Integer32()),
+        namedtype.NamedType('non-repeaters',
+                            univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, max_bindings))),
+        namedtype.NamedType('max-repetitions',
+                            univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, max_bindings))),
+        namedtype.NamedType('variable-bindings', VarBindList())
+    )
+
+
+class GetRequestPDU(PDU):
+    tagSet = PDU.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)
+    )
+
+
+class GetNextRequestPDU(PDU):
+    tagSet = PDU.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)
+    )
+
+
+class ResponsePDU(PDU):
+    tagSet = PDU.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2)
+    )
+
+
+class SetRequestPDU(PDU):
+    tagSet = PDU.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3)
+    )
+
+
+class GetBulkRequestPDU(BulkPDU):
+    tagSet = PDU.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5)
+    )
+
+
+class InformRequestPDU(PDU):
+    tagSet = PDU.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 6)
+    )
+
+
+class SNMPv2TrapPDU(PDU):
+    tagSet = PDU.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 7)
+    )
+
+
+class ReportPDU(PDU):
+    tagSet = PDU.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 8)
+    )
+
+
+class PDUs(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('get-request', GetRequestPDU()),
+        namedtype.NamedType('get-next-request', GetNextRequestPDU()),
+        namedtype.NamedType('get-bulk-request', GetBulkRequestPDU()),
+        namedtype.NamedType('response', ResponsePDU()),
+        namedtype.NamedType('set-request', SetRequestPDU()),
+        namedtype.NamedType('inform-request', InformRequestPDU()),
+        namedtype.NamedType('snmpV2-trap', SNMPv2TrapPDU()),
+        namedtype.NamedType('report', ReportPDU())
+    )
diff --git a/pyasn1_modules/rfc2251.py b/pyasn1_modules/rfc2251.py
new file mode 100644
index 0000000..a4c07a0
--- /dev/null
+++ b/pyasn1_modules/rfc2251.py
@@ -0,0 +1,563 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# LDAP message syntax
+#
+# ASN.1 source from:
+# http://www.trl.ibm.com/projects/xml/xss4j/data/asn1/grammars/ldap.asn
+#
+# Sample captures from:
+# http://wiki.wireshark.org/SampleCaptures/
+#
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import tag
+from pyasn1.type import univ
+
+maxInt = univ.Integer(2147483647)
+
+
+class LDAPString(univ.OctetString):
+    pass
+
+
+class LDAPOID(univ.OctetString):
+    pass
+
+
+class LDAPDN(LDAPString):
+    pass
+
+
+class RelativeLDAPDN(LDAPString):
+    pass
+
+
+class AttributeType(LDAPString):
+    pass
+
+
+class AttributeDescription(LDAPString):
+    pass
+
+
+class AttributeDescriptionList(univ.SequenceOf):
+    componentType = AttributeDescription()
+
+
+class AttributeValue(univ.OctetString):
+    pass
+
+
+class AssertionValue(univ.OctetString):
+    pass
+
+
+class AttributeValueAssertion(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('attributeDesc', AttributeDescription()),
+        namedtype.NamedType('assertionValue', AssertionValue())
+    )
+
+
+class Attribute(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type', AttributeDescription()),
+        namedtype.NamedType('vals', univ.SetOf(componentType=AttributeValue()))
+    )
+
+
+class MatchingRuleId(LDAPString):
+    pass
+
+
+class Control(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('controlType', LDAPOID()),
+        namedtype.DefaultedNamedType('criticality', univ.Boolean('False')),
+        namedtype.OptionalNamedType('controlValue', univ.OctetString())
+    )
+
+
+class Controls(univ.SequenceOf):
+    componentType = Control()
+
+
+class LDAPURL(LDAPString):
+    pass
+
+
+class Referral(univ.SequenceOf):
+    componentType = LDAPURL()
+
+
+class SaslCredentials(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('mechanism', LDAPString()),
+        namedtype.OptionalNamedType('credentials', univ.OctetString())
+    )
+
+
+class AuthenticationChoice(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('simple', univ.OctetString().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.NamedType('reserved-1', univ.OctetString().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.NamedType('reserved-2', univ.OctetString().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+        namedtype.NamedType('sasl',
+                            SaslCredentials().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+    )
+
+
+class BindRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 0)
+    )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(1, 127))),
+        namedtype.NamedType('name', LDAPDN()),
+        namedtype.NamedType('authentication', AuthenticationChoice())
+    )
+
+
+class PartialAttributeList(univ.SequenceOf):
+    componentType = univ.Sequence(
+        componentType=namedtype.NamedTypes(
+            namedtype.NamedType('type', AttributeDescription()),
+            namedtype.NamedType('vals', univ.SetOf(componentType=AttributeValue()))
+        )
+    )
+
+
+class SearchResultEntry(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 4)
+    )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('objectName', LDAPDN()),
+        namedtype.NamedType('attributes', PartialAttributeList())
+    )
+
+
+class MatchingRuleAssertion(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('matchingRule', MatchingRuleId().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.OptionalNamedType('type', AttributeDescription().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+        namedtype.NamedType('matchValue',
+                            AssertionValue().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
+        namedtype.DefaultedNamedType('dnAttributes', univ.Boolean('False').subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4)))
+    )
+
+
+class SubstringFilter(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type', AttributeDescription()),
+        namedtype.NamedType('substrings',
+            univ.SequenceOf(
+                componentType=univ.Choice(
+                    componentType=namedtype.NamedTypes(
+                        namedtype.NamedType(
+                            'initial', LDAPString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))
+                        ),
+                        namedtype.NamedType(
+                            'any', LDAPString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))
+                        ),
+                        namedtype.NamedType(
+                            'final', LDAPString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))
+                        )
+                    )
+                )
+            )
+        )
+    )
+
+
+# Ugly hack to handle recursive Filter reference (up to 3-levels deep).
+
+class Filter3(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('equalityMatch', AttributeValueAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+        namedtype.NamedType('substrings', SubstringFilter().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4))),
+        namedtype.NamedType('greaterOrEqual', AttributeValueAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5))),
+        namedtype.NamedType('lessOrEqual', AttributeValueAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 6))),
+        namedtype.NamedType('present', AttributeDescription().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 7))),
+        namedtype.NamedType('approxMatch', AttributeValueAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 8))),
+        namedtype.NamedType('extensibleMatch', MatchingRuleAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 9)))
+    )
+
+
+class Filter2(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('and', univ.SetOf(componentType=Filter3()).subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.NamedType('or', univ.SetOf(componentType=Filter3()).subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
+        namedtype.NamedType('not',
+                            Filter3().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
+        namedtype.NamedType('equalityMatch', AttributeValueAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+        namedtype.NamedType('substrings', SubstringFilter().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4))),
+        namedtype.NamedType('greaterOrEqual', AttributeValueAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5))),
+        namedtype.NamedType('lessOrEqual', AttributeValueAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 6))),
+        namedtype.NamedType('present', AttributeDescription().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 7))),
+        namedtype.NamedType('approxMatch', AttributeValueAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 8))),
+        namedtype.NamedType('extensibleMatch', MatchingRuleAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 9)))
+    )
+
+
+class Filter(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('and', univ.SetOf(componentType=Filter2()).subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.NamedType('or', univ.SetOf(componentType=Filter2()).subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
+        namedtype.NamedType('not',
+                            Filter2().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
+        namedtype.NamedType('equalityMatch', AttributeValueAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+        namedtype.NamedType('substrings', SubstringFilter().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4))),
+        namedtype.NamedType('greaterOrEqual', AttributeValueAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5))),
+        namedtype.NamedType('lessOrEqual', AttributeValueAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 6))),
+        namedtype.NamedType('present', AttributeDescription().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 7))),
+        namedtype.NamedType('approxMatch', AttributeValueAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 8))),
+        namedtype.NamedType('extensibleMatch', MatchingRuleAssertion().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 9)))
+    )
+
+
+# End of Filter hack
+
+class SearchRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 3)
+    )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('baseObject', LDAPDN()),
+        namedtype.NamedType('scope', univ.Enumerated(
+            namedValues=namedval.NamedValues(('baseObject', 0), ('singleLevel', 1), ('wholeSubtree', 2)))),
+        namedtype.NamedType('derefAliases', univ.Enumerated(
+            namedValues=namedval.NamedValues(('neverDerefAliases', 0), ('derefInSearching', 1),
+                                             ('derefFindingBaseObj', 2), ('derefAlways', 3)))),
+        namedtype.NamedType('sizeLimit',
+                            univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, maxInt))),
+        namedtype.NamedType('timeLimit',
+                            univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, maxInt))),
+        namedtype.NamedType('typesOnly', univ.Boolean()),
+        namedtype.NamedType('filter', Filter()),
+        namedtype.NamedType('attributes', AttributeDescriptionList())
+    )
+
+
+class UnbindRequest(univ.Null):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 2)
+    )
+
+
+class BindResponse(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 1)
+    )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('resultCode', univ.Enumerated(
+            namedValues=namedval.NamedValues(('success', 0), ('operationsError', 1), ('protocolError', 2),
+                                             ('timeLimitExceeded', 3), ('sizeLimitExceeded', 4), ('compareFalse', 5),
+                                             ('compareTrue', 6), ('authMethodNotSupported', 7),
+                                             ('strongAuthRequired', 8), ('reserved-9', 9), ('referral', 10),
+                                             ('adminLimitExceeded', 11), ('unavailableCriticalExtension', 12),
+                                             ('confidentialityRequired', 13), ('saslBindInProgress', 14),
+                                             ('noSuchAttribute', 16), ('undefinedAttributeType', 17),
+                                             ('inappropriateMatching', 18), ('constraintViolation', 19),
+                                             ('attributeOrValueExists', 20), ('invalidAttributeSyntax', 21),
+                                             ('noSuchObject', 32), ('aliasProblem', 33), ('invalidDNSyntax', 34),
+                                             ('reserved-35', 35), ('aliasDereferencingProblem', 36),
+                                             ('inappropriateAuthentication', 48), ('invalidCredentials', 49),
+                                             ('insufficientAccessRights', 50), ('busy', 51), ('unavailable', 52),
+                                             ('unwillingToPerform', 53), ('loopDetect', 54), ('namingViolation', 64),
+                                             ('objectClassViolation', 65), ('notAllowedOnNonLeaf', 66),
+                                             ('notAllowedOnRDN', 67), ('entryAlreadyExists', 68),
+                                             ('objectClassModsProhibited', 69), ('reserved-70', 70),
+                                             ('affectsMultipleDSAs', 71), ('other', 80), ('reserved-81', 81),
+                                             ('reserved-82', 82), ('reserved-83', 83), ('reserved-84', 84),
+                                             ('reserved-85', 85), ('reserved-86', 86), ('reserved-87', 87),
+                                             ('reserved-88', 88), ('reserved-89', 89), ('reserved-90', 90)))),
+        namedtype.NamedType('matchedDN', LDAPDN()),
+        namedtype.NamedType('errorMessage', LDAPString()),
+        namedtype.OptionalNamedType('referral', Referral().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+        namedtype.OptionalNamedType('serverSaslCreds', univ.OctetString().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 7)))
+    )
+
+
+class LDAPResult(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('resultCode', univ.Enumerated(
+            namedValues=namedval.NamedValues(('success', 0), ('operationsError', 1), ('protocolError', 2),
+                                             ('timeLimitExceeded', 3), ('sizeLimitExceeded', 4), ('compareFalse', 5),
+                                             ('compareTrue', 6), ('authMethodNotSupported', 7),
+                                             ('strongAuthRequired', 8), ('reserved-9', 9), ('referral', 10),
+                                             ('adminLimitExceeded', 11), ('unavailableCriticalExtension', 12),
+                                             ('confidentialityRequired', 13), ('saslBindInProgress', 14),
+                                             ('noSuchAttribute', 16), ('undefinedAttributeType', 17),
+                                             ('inappropriateMatching', 18), ('constraintViolation', 19),
+                                             ('attributeOrValueExists', 20), ('invalidAttributeSyntax', 21),
+                                             ('noSuchObject', 32), ('aliasProblem', 33), ('invalidDNSyntax', 34),
+                                             ('reserved-35', 35), ('aliasDereferencingProblem', 36),
+                                             ('inappropriateAuthentication', 48), ('invalidCredentials', 49),
+                                             ('insufficientAccessRights', 50), ('busy', 51), ('unavailable', 52),
+                                             ('unwillingToPerform', 53), ('loopDetect', 54), ('namingViolation', 64),
+                                             ('objectClassViolation', 65), ('notAllowedOnNonLeaf', 66),
+                                             ('notAllowedOnRDN', 67), ('entryAlreadyExists', 68),
+                                             ('objectClassModsProhibited', 69), ('reserved-70', 70),
+                                             ('affectsMultipleDSAs', 71), ('other', 80), ('reserved-81', 81),
+                                             ('reserved-82', 82), ('reserved-83', 83), ('reserved-84', 84),
+                                             ('reserved-85', 85), ('reserved-86', 86), ('reserved-87', 87),
+                                             ('reserved-88', 88), ('reserved-89', 89), ('reserved-90', 90)))),
+        namedtype.NamedType('matchedDN', LDAPDN()),
+        namedtype.NamedType('errorMessage', LDAPString()),
+        namedtype.OptionalNamedType('referral', Referral().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3)))
+    )
+
+
+class SearchResultReference(univ.SequenceOf):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 19)
+    )
+    componentType = LDAPURL()
+
+
+class SearchResultDone(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 5)
+    )
+
+
+class AttributeTypeAndValues(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type', AttributeDescription()),
+        namedtype.NamedType('vals', univ.SetOf(componentType=AttributeValue()))
+    )
+
+
+class ModifyRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 6)
+    )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('object', LDAPDN()),
+        namedtype.NamedType('modification',
+            univ.SequenceOf(
+                componentType=univ.Sequence(
+                    componentType=namedtype.NamedTypes(
+                        namedtype.NamedType(
+                            'operation', univ.Enumerated(namedValues=namedval.NamedValues(('add', 0), ('delete', 1), ('replace', 2)))
+                        ),
+                        namedtype.NamedType('modification', AttributeTypeAndValues())))
+            )
+        )
+    )
+
+
+class ModifyResponse(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 7)
+    )
+
+
+class AttributeList(univ.SequenceOf):
+    componentType = univ.Sequence(
+        componentType=namedtype.NamedTypes(
+           namedtype.NamedType('type', AttributeDescription()),
+           namedtype.NamedType('vals', univ.SetOf(componentType=AttributeValue()))
+        )
+    )
+
+
+class AddRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 8)
+    )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('entry', LDAPDN()),
+        namedtype.NamedType('attributes', AttributeList())
+    )
+
+
+class AddResponse(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 9)
+    )
+
+
+class DelRequest(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 10)
+    )
+
+
+class DelResponse(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 11)
+    )
+
+
+class ModifyDNRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 12)
+    )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('entry', LDAPDN()),
+        namedtype.NamedType('newrdn', RelativeLDAPDN()),
+        namedtype.NamedType('deleteoldrdn', univ.Boolean()),
+        namedtype.OptionalNamedType('newSuperior',
+                                    LDAPDN().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+
+    )
+
+
+class ModifyDNResponse(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 13)
+    )
+
+
+class CompareRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 14)
+    )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('entry', LDAPDN()),
+        namedtype.NamedType('ava', AttributeValueAssertion())
+    )
+
+
+class CompareResponse(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 15)
+    )
+
+
+class AbandonRequest(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 16)
+    )
+
+
+class ExtendedRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 23)
+    )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('requestName',
+                            LDAPOID().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('requestValue', univ.OctetString().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+    )
+
+
+class ExtendedResponse(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 24)
+    )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('resultCode', univ.Enumerated(
+            namedValues=namedval.NamedValues(('success', 0), ('operationsError', 1), ('protocolError', 2),
+                                             ('timeLimitExceeded', 3), ('sizeLimitExceeded', 4), ('compareFalse', 5),
+                                             ('compareTrue', 6), ('authMethodNotSupported', 7),
+                                             ('strongAuthRequired', 8), ('reserved-9', 9), ('referral', 10),
+                                             ('adminLimitExceeded', 11), ('unavailableCriticalExtension', 12),
+                                             ('confidentialityRequired', 13), ('saslBindInProgress', 14),
+                                             ('noSuchAttribute', 16), ('undefinedAttributeType', 17),
+                                             ('inappropriateMatching', 18), ('constraintViolation', 19),
+                                             ('attributeOrValueExists', 20), ('invalidAttributeSyntax', 21),
+                                             ('noSuchObject', 32), ('aliasProblem', 33), ('invalidDNSyntax', 34),
+                                             ('reserved-35', 35), ('aliasDereferencingProblem', 36),
+                                             ('inappropriateAuthentication', 48), ('invalidCredentials', 49),
+                                             ('insufficientAccessRights', 50), ('busy', 51), ('unavailable', 52),
+                                             ('unwillingToPerform', 53), ('loopDetect', 54), ('namingViolation', 64),
+                                             ('objectClassViolation', 65), ('notAllowedOnNonLeaf', 66),
+                                             ('notAllowedOnRDN', 67), ('entryAlreadyExists', 68),
+                                             ('objectClassModsProhibited', 69), ('reserved-70', 70),
+                                             ('affectsMultipleDSAs', 71), ('other', 80), ('reserved-81', 81),
+                                             ('reserved-82', 82), ('reserved-83', 83), ('reserved-84', 84),
+                                             ('reserved-85', 85), ('reserved-86', 86), ('reserved-87', 87),
+                                             ('reserved-88', 88), ('reserved-89', 89), ('reserved-90', 90)))),
+        namedtype.NamedType('matchedDN', LDAPDN()),
+        namedtype.NamedType('errorMessage', LDAPString()),
+        namedtype.OptionalNamedType('referral', Referral().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+
+        namedtype.OptionalNamedType('responseName', LDAPOID().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 10))),
+        namedtype.OptionalNamedType('response', univ.OctetString().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 11)))
+    )
+
+
+class MessageID(univ.Integer):
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueRangeConstraint(
+        0, maxInt
+    )
+
+
+class LDAPMessage(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('messageID', MessageID()),
+        namedtype.NamedType(
+            'protocolOp', univ.Choice(
+                componentType=namedtype.NamedTypes(
+                    namedtype.NamedType('bindRequest', BindRequest()),
+                    namedtype.NamedType('bindResponse', BindResponse()),
+                    namedtype.NamedType('unbindRequest', UnbindRequest()),
+                    namedtype.NamedType('searchRequest', SearchRequest()),
+                    namedtype.NamedType('searchResEntry', SearchResultEntry()),
+                    namedtype.NamedType('searchResDone', SearchResultDone()),
+                    namedtype.NamedType('searchResRef', SearchResultReference()),
+                    namedtype.NamedType('modifyRequest', ModifyRequest()),
+                    namedtype.NamedType('modifyResponse', ModifyResponse()),
+                    namedtype.NamedType('addRequest', AddRequest()),
+                    namedtype.NamedType('addResponse', AddResponse()),
+                    namedtype.NamedType('delRequest', DelRequest()),
+                    namedtype.NamedType('delResponse', DelResponse()),
+                    namedtype.NamedType('modDNRequest', ModifyDNRequest()),
+                    namedtype.NamedType('modDNResponse', ModifyDNResponse()),
+                    namedtype.NamedType('compareRequest', CompareRequest()),
+                    namedtype.NamedType('compareResponse', CompareResponse()),
+                    namedtype.NamedType('abandonRequest', AbandonRequest()),
+                    namedtype.NamedType('extendedReq', ExtendedRequest()),
+                    namedtype.NamedType('extendedResp', ExtendedResponse())
+                )
+            )
+        ),
+        namedtype.OptionalNamedType('controls', Controls().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+    )
diff --git a/pyasn1_modules/rfc2314.py b/pyasn1_modules/rfc2314.py
new file mode 100644
index 0000000..ef6a65b
--- /dev/null
+++ b/pyasn1_modules/rfc2314.py
@@ -0,0 +1,48 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# PKCS#10 syntax
+#
+# ASN.1 source from:
+# http://tools.ietf.org/html/rfc2314
+#
+# Sample captures could be obtained with "openssl req" command
+#
+from pyasn1_modules.rfc2459 import *
+
+
+class Attributes(univ.SetOf):
+    componentType = Attribute()
+
+
+class Version(univ.Integer):
+    pass
+
+
+class CertificationRequestInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', Version()),
+        namedtype.NamedType('subject', Name()),
+        namedtype.NamedType('subjectPublicKeyInfo', SubjectPublicKeyInfo()),
+        namedtype.NamedType('attributes',
+                            Attributes().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+    )
+
+
+class Signature(univ.BitString):
+    pass
+
+
+class SignatureAlgorithmIdentifier(AlgorithmIdentifier):
+    pass
+
+
+class CertificationRequest(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('certificationRequestInfo', CertificationRequestInfo()),
+        namedtype.NamedType('signatureAlgorithm', SignatureAlgorithmIdentifier()),
+        namedtype.NamedType('signature', Signature())
+    )
diff --git a/pyasn1_modules/rfc2315.py b/pyasn1_modules/rfc2315.py
new file mode 100644
index 0000000..158aee7
--- /dev/null
+++ b/pyasn1_modules/rfc2315.py
@@ -0,0 +1,294 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# PKCS#7 message syntax
+#
+# ASN.1 source from:
+# https://opensource.apple.com/source/Security/Security-55179.1/libsecurity_asn1/asn1/pkcs7.asn.auto.html
+#
+# Sample captures from:
+# openssl crl2pkcs7 -nocrl -certfile cert1.cer -out outfile.p7b
+#
+from pyasn1_modules.rfc2459 import *
+
+
+class Attribute(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type', AttributeType()),
+        namedtype.NamedType('values', univ.SetOf(componentType=AttributeValue()))
+    )
+
+
+class AttributeValueAssertion(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('attributeType', AttributeType()),
+        namedtype.NamedType('attributeValue', AttributeValue(),
+                            openType=opentype.OpenType('type', certificateAttributesMap))
+    )
+
+
+pkcs_7 = univ.ObjectIdentifier('1.2.840.113549.1.7')
+data = univ.ObjectIdentifier('1.2.840.113549.1.7.1')
+signedData = univ.ObjectIdentifier('1.2.840.113549.1.7.2')
+envelopedData = univ.ObjectIdentifier('1.2.840.113549.1.7.3')
+signedAndEnvelopedData = univ.ObjectIdentifier('1.2.840.113549.1.7.4')
+digestedData = univ.ObjectIdentifier('1.2.840.113549.1.7.5')
+encryptedData = univ.ObjectIdentifier('1.2.840.113549.1.7.6')
+
+
+class ContentType(univ.ObjectIdentifier):
+    pass
+
+
+class ContentEncryptionAlgorithmIdentifier(AlgorithmIdentifier):
+    pass
+
+
+class EncryptedContent(univ.OctetString):
+    pass
+
+
+contentTypeMap = {}
+
+
+class EncryptedContentInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('contentType', ContentType()),
+        namedtype.NamedType('contentEncryptionAlgorithm', ContentEncryptionAlgorithmIdentifier()),
+        namedtype.OptionalNamedType(
+            'encryptedContent', EncryptedContent().subtype(
+                implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)
+            ),
+            openType=opentype.OpenType('contentType', contentTypeMap)
+        )
+    )
+
+
+class Version(univ.Integer):  # overrides x509.Version
+    pass
+
+
+class EncryptedData(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', Version()),
+        namedtype.NamedType('encryptedContentInfo', EncryptedContentInfo())
+    )
+
+
+class DigestAlgorithmIdentifier(AlgorithmIdentifier):
+    pass
+
+
+class DigestAlgorithmIdentifiers(univ.SetOf):
+    componentType = DigestAlgorithmIdentifier()
+
+
+class Digest(univ.OctetString):
+    pass
+
+
+class ContentInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('contentType', ContentType()),
+        namedtype.OptionalNamedType(
+            'content',
+            univ.Any().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)),
+            openType=opentype.OpenType('contentType', contentTypeMap)
+        )
+    )
+
+
+class DigestedData(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', Version()),
+        namedtype.NamedType('digestAlgorithm', DigestAlgorithmIdentifier()),
+        namedtype.NamedType('contentInfo', ContentInfo()),
+        namedtype.NamedType('digest', Digest())
+    )
+
+
+class IssuerAndSerialNumber(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('issuer', Name()),
+        namedtype.NamedType('serialNumber', CertificateSerialNumber())
+    )
+
+
+class KeyEncryptionAlgorithmIdentifier(AlgorithmIdentifier):
+    pass
+
+
+class EncryptedKey(univ.OctetString):
+    pass
+
+
+class RecipientInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', Version()),
+        namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
+        namedtype.NamedType('keyEncryptionAlgorithm', KeyEncryptionAlgorithmIdentifier()),
+        namedtype.NamedType('encryptedKey', EncryptedKey())
+    )
+
+
+class RecipientInfos(univ.SetOf):
+    componentType = RecipientInfo()
+
+
+class Attributes(univ.SetOf):
+    componentType = Attribute()
+
+
+class ExtendedCertificateInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', Version()),
+        namedtype.NamedType('certificate', Certificate()),
+        namedtype.NamedType('attributes', Attributes())
+    )
+
+
+class SignatureAlgorithmIdentifier(AlgorithmIdentifier):
+    pass
+
+
+class Signature(univ.BitString):
+    pass
+
+
+class ExtendedCertificate(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('extendedCertificateInfo', ExtendedCertificateInfo()),
+        namedtype.NamedType('signatureAlgorithm', SignatureAlgorithmIdentifier()),
+        namedtype.NamedType('signature', Signature())
+    )
+
+
+class ExtendedCertificateOrCertificate(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('certificate', Certificate()),
+        namedtype.NamedType('extendedCertificate', ExtendedCertificate().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+    )
+
+
+class ExtendedCertificatesAndCertificates(univ.SetOf):
+    componentType = ExtendedCertificateOrCertificate()
+
+
+class SerialNumber(univ.Integer):
+    pass
+
+
+class CRLEntry(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('userCertificate', SerialNumber()),
+        namedtype.NamedType('revocationDate', useful.UTCTime())
+    )
+
+
+class TBSCertificateRevocationList(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('signature', AlgorithmIdentifier()),
+        namedtype.NamedType('issuer', Name()),
+        namedtype.NamedType('lastUpdate', useful.UTCTime()),
+        namedtype.NamedType('nextUpdate', useful.UTCTime()),
+        namedtype.OptionalNamedType('revokedCertificates', univ.SequenceOf(componentType=CRLEntry()))
+    )
+
+
+class CertificateRevocationList(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('tbsCertificateRevocationList', TBSCertificateRevocationList()),
+        namedtype.NamedType('signatureAlgorithm', AlgorithmIdentifier()),
+        namedtype.NamedType('signature', univ.BitString())
+    )
+
+
+class CertificateRevocationLists(univ.SetOf):
+    componentType = CertificateRevocationList()
+
+
+class DigestEncryptionAlgorithmIdentifier(AlgorithmIdentifier):
+    pass
+
+
+class EncryptedDigest(univ.OctetString):
+    pass
+
+
+class SignerInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', Version()),
+        namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
+        namedtype.NamedType('digestAlgorithm', DigestAlgorithmIdentifier()),
+        namedtype.OptionalNamedType('authenticatedAttributes', Attributes().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.NamedType('digestEncryptionAlgorithm', DigestEncryptionAlgorithmIdentifier()),
+        namedtype.NamedType('encryptedDigest', EncryptedDigest()),
+        namedtype.OptionalNamedType('unauthenticatedAttributes', Attributes().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+    )
+
+
+class SignerInfos(univ.SetOf):
+    componentType = SignerInfo()
+
+
+class SignedAndEnvelopedData(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', Version()),
+        namedtype.NamedType('recipientInfos', RecipientInfos()),
+        namedtype.NamedType('digestAlgorithms', DigestAlgorithmIdentifiers()),
+        namedtype.NamedType('encryptedContentInfo', EncryptedContentInfo()),
+        namedtype.OptionalNamedType('certificates', ExtendedCertificatesAndCertificates().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.OptionalNamedType('crls', CertificateRevocationLists().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
+        namedtype.NamedType('signerInfos', SignerInfos())
+    )
+
+
+class EnvelopedData(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', Version()),
+        namedtype.NamedType('recipientInfos', RecipientInfos()),
+        namedtype.NamedType('encryptedContentInfo', EncryptedContentInfo())
+    )
+
+
+class DigestInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('digestAlgorithm', DigestAlgorithmIdentifier()),
+        namedtype.NamedType('digest', Digest())
+    )
+
+
+class SignedData(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', Version()),
+        namedtype.NamedType('digestAlgorithms', DigestAlgorithmIdentifiers()),
+        namedtype.NamedType('contentInfo', ContentInfo()),
+        namedtype.OptionalNamedType('certificates', ExtendedCertificatesAndCertificates().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.OptionalNamedType('crls', CertificateRevocationLists().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
+        namedtype.NamedType('signerInfos', SignerInfos())
+    )
+
+
+class Data(univ.OctetString):
+    pass
+
+_contentTypeMapUpdate = {
+    data: Data(),
+    signedData: SignedData(),
+    envelopedData: EnvelopedData(),
+    signedAndEnvelopedData: SignedAndEnvelopedData(),
+    digestedData: DigestedData(),
+    encryptedData: EncryptedData()
+}
+
+contentTypeMap.update(_contentTypeMapUpdate)
\ No newline at end of file
diff --git a/pyasn1_modules/rfc2437.py b/pyasn1_modules/rfc2437.py
new file mode 100644
index 0000000..4e4113f
--- /dev/null
+++ b/pyasn1_modules/rfc2437.py
@@ -0,0 +1,69 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# PKCS#1 syntax
+#
+# ASN.1 source from:
+# ftp://ftp.rsasecurity.com/pub/pkcs/pkcs-1/pkcs-1v2.asn
+#
+# Sample captures could be obtained with "openssl genrsa" command
+#
+from pyasn1.type import namedtype
+from pyasn1.type import tag
+from pyasn1.type import univ
+
+from pyasn1_modules.rfc2459 import AlgorithmIdentifier
+
+pkcs_1 = univ.ObjectIdentifier('1.2.840.113549.1.1')
+rsaEncryption = univ.ObjectIdentifier('1.2.840.113549.1.1.1')
+md2WithRSAEncryption = univ.ObjectIdentifier('1.2.840.113549.1.1.2')
+md4WithRSAEncryption = univ.ObjectIdentifier('1.2.840.113549.1.1.3')
+md5WithRSAEncryption = univ.ObjectIdentifier('1.2.840.113549.1.1.4')
+sha1WithRSAEncryption = univ.ObjectIdentifier('1.2.840.113549.1.1.5')
+rsaOAEPEncryptionSET = univ.ObjectIdentifier('1.2.840.113549.1.1.6')
+id_RSAES_OAEP = univ.ObjectIdentifier('1.2.840.113549.1.1.7')
+id_mgf1 = univ.ObjectIdentifier('1.2.840.113549.1.1.8')
+id_pSpecified = univ.ObjectIdentifier('1.2.840.113549.1.1.9')
+id_sha1 = univ.ObjectIdentifier('1.3.14.3.2.26')
+
+MAX = float('inf')
+
+
+class Version(univ.Integer):
+    pass
+
+
+class RSAPrivateKey(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', Version()),
+        namedtype.NamedType('modulus', univ.Integer()),
+        namedtype.NamedType('publicExponent', univ.Integer()),
+        namedtype.NamedType('privateExponent', univ.Integer()),
+        namedtype.NamedType('prime1', univ.Integer()),
+        namedtype.NamedType('prime2', univ.Integer()),
+        namedtype.NamedType('exponent1', univ.Integer()),
+        namedtype.NamedType('exponent2', univ.Integer()),
+        namedtype.NamedType('coefficient', univ.Integer())
+    )
+
+
+class RSAPublicKey(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('modulus', univ.Integer()),
+        namedtype.NamedType('publicExponent', univ.Integer())
+    )
+
+
+# XXX defaults not set
+class RSAES_OAEP_params(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('hashFunc', AlgorithmIdentifier().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.NamedType('maskGenFunc', AlgorithmIdentifier().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
+        namedtype.NamedType('pSourceFunc', AlgorithmIdentifier().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2)))
+    )
diff --git a/pyasn1_modules/rfc2459.py b/pyasn1_modules/rfc2459.py
new file mode 100644
index 0000000..1f78185
--- /dev/null
+++ b/pyasn1_modules/rfc2459.py
@@ -0,0 +1,1337 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# X.509 message syntax
+#
+# ASN.1 source from:
+# http://www.trl.ibm.com/projects/xml/xss4j/data/asn1/grammars/x509.asn
+# http://www.ietf.org/rfc/rfc2459.txt
+#
+# Sample captures from:
+# http://wiki.wireshark.org/SampleCaptures/
+#
+from pyasn1.type import char
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import opentype
+from pyasn1.type import tag
+from pyasn1.type import univ
+from pyasn1.type import useful
+
+MAX = float('inf')
+
+#
+# PKIX1Explicit88
+#
+
+# Upper Bounds
+ub_name = univ.Integer(32768)
+ub_common_name = univ.Integer(64)
+ub_locality_name = univ.Integer(128)
+ub_state_name = univ.Integer(128)
+ub_organization_name = univ.Integer(64)
+ub_organizational_unit_name = univ.Integer(64)
+ub_title = univ.Integer(64)
+ub_match = univ.Integer(128)
+ub_emailaddress_length = univ.Integer(128)
+ub_common_name_length = univ.Integer(64)
+ub_country_name_alpha_length = univ.Integer(2)
+ub_country_name_numeric_length = univ.Integer(3)
+ub_domain_defined_attributes = univ.Integer(4)
+ub_domain_defined_attribute_type_length = univ.Integer(8)
+ub_domain_defined_attribute_value_length = univ.Integer(128)
+ub_domain_name_length = univ.Integer(16)
+ub_extension_attributes = univ.Integer(256)
+ub_e163_4_number_length = univ.Integer(15)
+ub_e163_4_sub_address_length = univ.Integer(40)
+ub_generation_qualifier_length = univ.Integer(3)
+ub_given_name_length = univ.Integer(16)
+ub_initials_length = univ.Integer(5)
+ub_integer_options = univ.Integer(256)
+ub_numeric_user_id_length = univ.Integer(32)
+ub_organization_name_length = univ.Integer(64)
+ub_organizational_unit_name_length = univ.Integer(32)
+ub_organizational_units = univ.Integer(4)
+ub_pds_name_length = univ.Integer(16)
+ub_pds_parameter_length = univ.Integer(30)
+ub_pds_physical_address_lines = univ.Integer(6)
+ub_postal_code_length = univ.Integer(16)
+ub_surname_length = univ.Integer(40)
+ub_terminal_id_length = univ.Integer(24)
+ub_unformatted_address_length = univ.Integer(180)
+ub_x121_address_length = univ.Integer(16)
+
+
+class UniversalString(char.UniversalString):
+    pass
+
+
+class BMPString(char.BMPString):
+    pass
+
+
+class UTF8String(char.UTF8String):
+    pass
+
+
+id_pkix = univ.ObjectIdentifier('1.3.6.1.5.5.7')
+id_pe = univ.ObjectIdentifier('1.3.6.1.5.5.7.1')
+id_qt = univ.ObjectIdentifier('1.3.6.1.5.5.7.2')
+id_kp = univ.ObjectIdentifier('1.3.6.1.5.5.7.3')
+id_ad = univ.ObjectIdentifier('1.3.6.1.5.5.7.48')
+
+id_qt_cps = univ.ObjectIdentifier('1.3.6.1.5.5.7.2.1')
+id_qt_unotice = univ.ObjectIdentifier('1.3.6.1.5.5.7.2.2')
+
+id_ad_ocsp = univ.ObjectIdentifier('1.3.6.1.5.5.7.48.1')
+id_ad_caIssuers = univ.ObjectIdentifier('1.3.6.1.5.5.7.48.2')
+
+
+
+
+id_at = univ.ObjectIdentifier('2.5.4')
+id_at_name = univ.ObjectIdentifier('2.5.4.41')
+# preserve misspelled variable for compatibility
+id_at_sutname = id_at_surname = univ.ObjectIdentifier('2.5.4.4')
+id_at_givenName = univ.ObjectIdentifier('2.5.4.42')
+id_at_initials = univ.ObjectIdentifier('2.5.4.43')
+id_at_generationQualifier = univ.ObjectIdentifier('2.5.4.44')
+
+
+class X520name(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('teletexString',
+                            char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name))),
+        namedtype.NamedType('printableString',
+                            char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name))),
+        namedtype.NamedType('universalString',
+                            char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name))),
+        namedtype.NamedType('utf8String',
+                            char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name))),
+        namedtype.NamedType('bmpString',
+                            char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name)))
+    )
+
+
+id_at_commonName = univ.ObjectIdentifier('2.5.4.3')
+
+
+class X520CommonName(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('teletexString', char.TeletexString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name))),
+        namedtype.NamedType('printableString', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name))),
+        namedtype.NamedType('universalString', char.UniversalString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name))),
+        namedtype.NamedType('utf8String',
+                            char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name))),
+        namedtype.NamedType('bmpString',
+                            char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name)))
+    )
+
+
+id_at_localityName = univ.ObjectIdentifier('2.5.4.7')
+
+
+class X520LocalityName(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('teletexString', char.TeletexString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name))),
+        namedtype.NamedType('printableString', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name))),
+        namedtype.NamedType('universalString', char.UniversalString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name))),
+        namedtype.NamedType('utf8String',
+                            char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name))),
+        namedtype.NamedType('bmpString',
+                            char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name)))
+    )
+
+
+id_at_stateOrProvinceName = univ.ObjectIdentifier('2.5.4.8')
+
+
+class X520StateOrProvinceName(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('teletexString',
+                            char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name))),
+        namedtype.NamedType('printableString', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name))),
+        namedtype.NamedType('universalString', char.UniversalString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name))),
+        namedtype.NamedType('utf8String',
+                            char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name))),
+        namedtype.NamedType('bmpString',
+                            char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name)))
+    )
+
+
+id_at_organizationName = univ.ObjectIdentifier('2.5.4.10')
+
+
+class X520OrganizationName(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('teletexString', char.TeletexString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
+        namedtype.NamedType('printableString', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
+        namedtype.NamedType('universalString', char.UniversalString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
+        namedtype.NamedType('utf8String', char.UTF8String().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
+        namedtype.NamedType('bmpString', char.BMPString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name)))
+    )
+
+
+id_at_organizationalUnitName = univ.ObjectIdentifier('2.5.4.11')
+
+
+class X520OrganizationalUnitName(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('teletexString', char.TeletexString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name))),
+        namedtype.NamedType('printableString', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name))),
+        namedtype.NamedType('universalString', char.UniversalString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name))),
+        namedtype.NamedType('utf8String', char.UTF8String().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name))),
+        namedtype.NamedType('bmpString', char.BMPString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name)))
+    )
+
+
+id_at_title = univ.ObjectIdentifier('2.5.4.12')
+
+
+class X520Title(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('teletexString',
+                            char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title))),
+        namedtype.NamedType('printableString',
+                            char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title))),
+        namedtype.NamedType('universalString',
+                            char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title))),
+        namedtype.NamedType('utf8String',
+                            char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title))),
+        namedtype.NamedType('bmpString',
+                            char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title)))
+    )
+
+
+id_at_dnQualifier = univ.ObjectIdentifier('2.5.4.46')
+
+
+class X520dnQualifier(char.PrintableString):
+    pass
+
+
+id_at_countryName = univ.ObjectIdentifier('2.5.4.6')
+
+
+class X520countryName(char.PrintableString):
+    subtypeSpec = char.PrintableString.subtypeSpec + constraint.ValueSizeConstraint(2, 2)
+
+
+pkcs_9 = univ.ObjectIdentifier('1.2.840.113549.1.9')
+
+emailAddress = univ.ObjectIdentifier('1.2.840.113549.1.9.1')
+
+
+class Pkcs9email(char.IA5String):
+    subtypeSpec = char.IA5String.subtypeSpec + constraint.ValueSizeConstraint(1, ub_emailaddress_length)
+
+
+# ----
+
+class DSAPrivateKey(univ.Sequence):
+    """PKIX compliant DSA private key structure"""
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', univ.Integer(namedValues=namedval.NamedValues(('v1', 0)))),
+        namedtype.NamedType('p', univ.Integer()),
+        namedtype.NamedType('q', univ.Integer()),
+        namedtype.NamedType('g', univ.Integer()),
+        namedtype.NamedType('public', univ.Integer()),
+        namedtype.NamedType('private', univ.Integer())
+    )
+
+
+# ----
+
+
+class DirectoryString(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('teletexString',
+                            char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+        namedtype.NamedType('printableString',
+                            char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+        namedtype.NamedType('universalString',
+                            char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+        namedtype.NamedType('utf8String',
+                            char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+        namedtype.NamedType('bmpString', char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+        namedtype.NamedType('ia5String', char.IA5String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX)))
+        # hm, this should not be here!? XXX
+    )
+
+
+# certificate and CRL specific structures begin here
+
+class AlgorithmIdentifier(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('algorithm', univ.ObjectIdentifier()),
+        namedtype.OptionalNamedType('parameters', univ.Any())
+    )
+
+
+
+# Algorithm OIDs and parameter structures
+
+pkcs_1 = univ.ObjectIdentifier('1.2.840.113549.1.1')
+rsaEncryption = univ.ObjectIdentifier('1.2.840.113549.1.1.1')
+md2WithRSAEncryption = univ.ObjectIdentifier('1.2.840.113549.1.1.2')
+md5WithRSAEncryption = univ.ObjectIdentifier('1.2.840.113549.1.1.4')
+sha1WithRSAEncryption = univ.ObjectIdentifier('1.2.840.113549.1.1.5')
+id_dsa_with_sha1 = univ.ObjectIdentifier('1.2.840.10040.4.3')
+
+
+class Dss_Sig_Value(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('r', univ.Integer()),
+        namedtype.NamedType('s', univ.Integer())
+    )
+
+
+dhpublicnumber = univ.ObjectIdentifier('1.2.840.10046.2.1')
+
+
+class ValidationParms(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('seed', univ.BitString()),
+        namedtype.NamedType('pgenCounter', univ.Integer())
+    )
+
+
+class DomainParameters(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('p', univ.Integer()),
+        namedtype.NamedType('g', univ.Integer()),
+        namedtype.NamedType('q', univ.Integer()),
+        namedtype.NamedType('j', univ.Integer()),
+        namedtype.OptionalNamedType('validationParms', ValidationParms())
+    )
+
+
+id_dsa = univ.ObjectIdentifier('1.2.840.10040.4.1')
+
+
+class Dss_Parms(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('p', univ.Integer()),
+        namedtype.NamedType('q', univ.Integer()),
+        namedtype.NamedType('g', univ.Integer())
+    )
+
+
+# x400 address syntax starts here
+
+teletex_domain_defined_attributes = univ.Integer(6)
+
+
+class TeletexDomainDefinedAttribute(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type', char.TeletexString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_defined_attribute_type_length))),
+        namedtype.NamedType('value', char.TeletexString())
+    )
+
+
+class TeletexDomainDefinedAttributes(univ.SequenceOf):
+    componentType = TeletexDomainDefinedAttribute()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, ub_domain_defined_attributes)
+
+
+terminal_type = univ.Integer(23)
+
+
+class TerminalType(univ.Integer):
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueSizeConstraint(0, ub_integer_options)
+    namedValues = namedval.NamedValues(
+        ('telex', 3),
+        ('teletelex', 4),
+        ('g3-facsimile', 5),
+        ('g4-facsimile', 6),
+        ('ia5-terminal', 7),
+        ('videotex', 8)
+    )
+
+
+class PresentationAddress(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('pSelector', univ.OctetString().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('sSelector', univ.OctetString().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.OptionalNamedType('tSelector', univ.OctetString().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+        namedtype.OptionalNamedType('nAddresses', univ.SetOf(componentType=univ.OctetString()).subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3),
+            subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+    )
+
+
+extended_network_address = univ.Integer(22)
+
+
+class E163_4_address(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('number', char.NumericString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_e163_4_number_length),
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('sub-address', char.NumericString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_e163_4_sub_address_length),
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+    )
+
+
+class ExtendedNetworkAddress(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('e163-4-address', E163_4_address()),
+        namedtype.NamedType('psap-address', PresentationAddress().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+    )
+
+
+class PDSParameter(univ.Set):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('printable-string', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_pds_parameter_length))),
+        namedtype.OptionalNamedType('teletex-string', char.TeletexString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_pds_parameter_length)))
+    )
+
+
+local_postal_attributes = univ.Integer(21)
+
+
+class LocalPostalAttributes(PDSParameter):
+    pass
+
+
+class UniquePostalName(PDSParameter):
+    pass
+
+
+unique_postal_name = univ.Integer(20)
+
+poste_restante_address = univ.Integer(19)
+
+
+class PosteRestanteAddress(PDSParameter):
+    pass
+
+
+post_office_box_address = univ.Integer(18)
+
+
+class PostOfficeBoxAddress(PDSParameter):
+    pass
+
+
+street_address = univ.Integer(17)
+
+
+class StreetAddress(PDSParameter):
+    pass
+
+
+class UnformattedPostalAddress(univ.Set):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('printable-address', univ.SequenceOf(componentType=char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_pds_parameter_length)).subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_pds_physical_address_lines)))),
+        namedtype.OptionalNamedType('teletex-string', char.TeletexString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_unformatted_address_length)))
+    )
+
+
+physical_delivery_office_name = univ.Integer(10)
+
+
+class PhysicalDeliveryOfficeName(PDSParameter):
+    pass
+
+
+physical_delivery_office_number = univ.Integer(11)
+
+
+class PhysicalDeliveryOfficeNumber(PDSParameter):
+    pass
+
+
+extension_OR_address_components = univ.Integer(12)
+
+
+class ExtensionORAddressComponents(PDSParameter):
+    pass
+
+
+physical_delivery_personal_name = univ.Integer(13)
+
+
+class PhysicalDeliveryPersonalName(PDSParameter):
+    pass
+
+
+physical_delivery_organization_name = univ.Integer(14)
+
+
+class PhysicalDeliveryOrganizationName(PDSParameter):
+    pass
+
+
+extension_physical_delivery_address_components = univ.Integer(15)
+
+
+class ExtensionPhysicalDeliveryAddressComponents(PDSParameter):
+    pass
+
+
+unformatted_postal_address = univ.Integer(16)
+
+postal_code = univ.Integer(9)
+
+
+class PostalCode(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('numeric-code', char.NumericString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_postal_code_length))),
+        namedtype.NamedType('printable-code', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_postal_code_length)))
+    )
+
+
+class PhysicalDeliveryCountryName(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('x121-dcc-code', char.NumericString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(ub_country_name_numeric_length,
+                                                       ub_country_name_numeric_length))),
+        namedtype.NamedType('iso-3166-alpha2-code', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(ub_country_name_alpha_length, ub_country_name_alpha_length)))
+    )
+
+
+class PDSName(char.PrintableString):
+    subtypeSpec = char.PrintableString.subtypeSpec + constraint.ValueSizeConstraint(1, ub_pds_name_length)
+
+
+physical_delivery_country_name = univ.Integer(8)
+
+
+class TeletexOrganizationalUnitName(char.TeletexString):
+    subtypeSpec = char.TeletexString.subtypeSpec + constraint.ValueSizeConstraint(1, ub_organizational_unit_name_length)
+
+
+pds_name = univ.Integer(7)
+
+teletex_organizational_unit_names = univ.Integer(5)
+
+
+class TeletexOrganizationalUnitNames(univ.SequenceOf):
+    componentType = TeletexOrganizationalUnitName()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, ub_organizational_units)
+
+
+teletex_personal_name = univ.Integer(4)
+
+
+class TeletexPersonalName(univ.Set):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('surname', char.TeletexString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_surname_length),
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('given-name', char.TeletexString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_given_name_length),
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.OptionalNamedType('initials', char.TeletexString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_initials_length),
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+        namedtype.OptionalNamedType('generation-qualifier', char.TeletexString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_generation_qualifier_length),
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+    )
+
+
+teletex_organization_name = univ.Integer(3)
+
+
+class TeletexOrganizationName(char.TeletexString):
+    subtypeSpec = char.TeletexString.subtypeSpec + constraint.ValueSizeConstraint(1, ub_organization_name_length)
+
+
+teletex_common_name = univ.Integer(2)
+
+
+class TeletexCommonName(char.TeletexString):
+    subtypeSpec = char.TeletexString.subtypeSpec + constraint.ValueSizeConstraint(1, ub_common_name_length)
+
+
+class CommonName(char.PrintableString):
+    subtypeSpec = char.PrintableString.subtypeSpec + constraint.ValueSizeConstraint(1, ub_common_name_length)
+
+
+common_name = univ.Integer(1)
+
+
+class ExtensionAttribute(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('extension-attribute-type', univ.Integer().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(0, ub_extension_attributes),
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.NamedType('extension-attribute-value',
+                            univ.Any().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+    )
+
+
+class ExtensionAttributes(univ.SetOf):
+    componentType = ExtensionAttribute()
+    subtypeSpec = univ.SetOf.subtypeSpec + constraint.ValueSizeConstraint(1, ub_extension_attributes)
+
+
+class BuiltInDomainDefinedAttribute(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_defined_attribute_type_length))),
+        namedtype.NamedType('value', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_defined_attribute_value_length)))
+    )
+
+
+class BuiltInDomainDefinedAttributes(univ.SequenceOf):
+    componentType = BuiltInDomainDefinedAttribute()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, ub_domain_defined_attributes)
+
+
+class OrganizationalUnitName(char.PrintableString):
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, ub_organizational_unit_name_length)
+
+
+class OrganizationalUnitNames(univ.SequenceOf):
+    componentType = OrganizationalUnitName()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, ub_organizational_units)
+
+
+class PersonalName(univ.Set):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('surname', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_surname_length),
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('given-name', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_given_name_length),
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.OptionalNamedType('initials', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_initials_length),
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+        namedtype.OptionalNamedType('generation-qualifier', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_generation_qualifier_length),
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+    )
+
+
+class NumericUserIdentifier(char.NumericString):
+    subtypeSpec = char.NumericString.subtypeSpec + constraint.ValueSizeConstraint(1, ub_numeric_user_id_length)
+
+
+class OrganizationName(char.PrintableString):
+    subtypeSpec = char.PrintableString.subtypeSpec + constraint.ValueSizeConstraint(1, ub_organization_name_length)
+
+
+class PrivateDomainName(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('numeric', char.NumericString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_name_length))),
+        namedtype.NamedType('printable', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_name_length)))
+    )
+
+
+class TerminalIdentifier(char.PrintableString):
+    subtypeSpec = char.PrintableString.subtypeSpec + constraint.ValueSizeConstraint(1, ub_terminal_id_length)
+
+
+class X121Address(char.NumericString):
+    subtypeSpec = char.NumericString.subtypeSpec + constraint.ValueSizeConstraint(1, ub_x121_address_length)
+
+
+class NetworkAddress(X121Address):
+    pass
+
+
+class AdministrationDomainName(univ.Choice):
+    tagSet = univ.Choice.tagSet.tagExplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 2)
+    )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('numeric', char.NumericString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(0, ub_domain_name_length))),
+        namedtype.NamedType('printable', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(0, ub_domain_name_length)))
+    )
+
+
+class CountryName(univ.Choice):
+    tagSet = univ.Choice.tagSet.tagExplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 1)
+    )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('x121-dcc-code', char.NumericString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(ub_country_name_numeric_length,
+                                                       ub_country_name_numeric_length))),
+        namedtype.NamedType('iso-3166-alpha2-code', char.PrintableString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(ub_country_name_alpha_length, ub_country_name_alpha_length)))
+    )
+
+
+class BuiltInStandardAttributes(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('country-name', CountryName()),
+        namedtype.OptionalNamedType('administration-domain-name', AdministrationDomainName()),
+        namedtype.OptionalNamedType('network-address', NetworkAddress().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('terminal-identifier', TerminalIdentifier().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.OptionalNamedType('private-domain-name', PrivateDomainName().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+        namedtype.OptionalNamedType('organization-name', OrganizationName().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
+        namedtype.OptionalNamedType('numeric-user-identifier', NumericUserIdentifier().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))),
+        namedtype.OptionalNamedType('personal-name', PersonalName().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 5))),
+        namedtype.OptionalNamedType('organizational-unit-names', OrganizationalUnitNames().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 6)))
+    )
+
+
+class ORAddress(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('built-in-standard-attributes', BuiltInStandardAttributes()),
+        namedtype.OptionalNamedType('built-in-domain-defined-attributes', BuiltInDomainDefinedAttributes()),
+        namedtype.OptionalNamedType('extension-attributes', ExtensionAttributes())
+    )
+
+
+#
+# PKIX1Implicit88
+#
+
+id_ce_invalidityDate = univ.ObjectIdentifier('2.5.29.24')
+
+
+class InvalidityDate(useful.GeneralizedTime):
+    pass
+
+
+id_holdinstruction_none = univ.ObjectIdentifier('2.2.840.10040.2.1')
+id_holdinstruction_callissuer = univ.ObjectIdentifier('2.2.840.10040.2.2')
+id_holdinstruction_reject = univ.ObjectIdentifier('2.2.840.10040.2.3')
+
+holdInstruction = univ.ObjectIdentifier('2.2.840.10040.2')
+
+id_ce_holdInstructionCode = univ.ObjectIdentifier('2.5.29.23')
+
+
+class HoldInstructionCode(univ.ObjectIdentifier):
+    pass
+
+
+id_ce_cRLReasons = univ.ObjectIdentifier('2.5.29.21')
+
+
+class CRLReason(univ.Enumerated):
+    namedValues = namedval.NamedValues(
+        ('unspecified', 0),
+        ('keyCompromise', 1),
+        ('cACompromise', 2),
+        ('affiliationChanged', 3),
+        ('superseded', 4),
+        ('cessationOfOperation', 5),
+        ('certificateHold', 6),
+        ('removeFromCRL', 8)
+    )
+
+
+id_ce_cRLNumber = univ.ObjectIdentifier('2.5.29.20')
+
+
+class CRLNumber(univ.Integer):
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(0, MAX)
+
+
+class BaseCRLNumber(CRLNumber):
+    pass
+
+
+id_kp_serverAuth = univ.ObjectIdentifier('1.3.6.1.5.5.7.3.1')
+id_kp_clientAuth = univ.ObjectIdentifier('1.3.6.1.5.5.7.3.2')
+id_kp_codeSigning = univ.ObjectIdentifier('1.3.6.1.5.5.7.3.3')
+id_kp_emailProtection = univ.ObjectIdentifier('1.3.6.1.5.5.7.3.4')
+id_kp_ipsecEndSystem = univ.ObjectIdentifier('1.3.6.1.5.5.7.3.5')
+id_kp_ipsecTunnel = univ.ObjectIdentifier('1.3.6.1.5.5.7.3.6')
+id_kp_ipsecUser = univ.ObjectIdentifier('1.3.6.1.5.5.7.3.7')
+id_kp_timeStamping = univ.ObjectIdentifier('1.3.6.1.5.5.7.3.8')
+id_pe_authorityInfoAccess = univ.ObjectIdentifier('1.3.6.1.5.5.7.1.1')
+id_ce_extKeyUsage = univ.ObjectIdentifier('2.5.29.37')
+
+
+class KeyPurposeId(univ.ObjectIdentifier):
+    pass
+
+
+class ExtKeyUsageSyntax(univ.SequenceOf):
+    componentType = KeyPurposeId()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
+
+
+class ReasonFlags(univ.BitString):
+    namedValues = namedval.NamedValues(
+        ('unused', 0),
+        ('keyCompromise', 1),
+        ('cACompromise', 2),
+        ('affiliationChanged', 3),
+        ('superseded', 4),
+        ('cessationOfOperation', 5),
+        ('certificateHold', 6)
+    )
+
+
+class SkipCerts(univ.Integer):
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueSizeConstraint(0, MAX)
+
+
+id_ce_policyConstraints = univ.ObjectIdentifier('2.5.29.36')
+
+
+class PolicyConstraints(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('requireExplicitPolicy', SkipCerts().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.OptionalNamedType('inhibitPolicyMapping', SkipCerts().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+    )
+
+
+id_ce_basicConstraints = univ.ObjectIdentifier('2.5.29.19')
+
+
+class BasicConstraints(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.DefaultedNamedType('cA', univ.Boolean(False)),
+        namedtype.OptionalNamedType('pathLenConstraint',
+                                    univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, MAX)))
+    )
+
+
+id_ce_subjectDirectoryAttributes = univ.ObjectIdentifier('2.5.29.9')
+
+
+class EDIPartyName(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('nameAssigner', DirectoryString().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.NamedType('partyName',
+                            DirectoryString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+    )
+
+
+
+id_ce_deltaCRLIndicator = univ.ObjectIdentifier('2.5.29.27')
+
+
+
+class BaseDistance(univ.Integer):
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueRangeConstraint(0, MAX)
+
+
+id_ce_cRLDistributionPoints = univ.ObjectIdentifier('2.5.29.31')
+
+
+id_ce_issuingDistributionPoint = univ.ObjectIdentifier('2.5.29.28')
+
+
+
+
+id_ce_nameConstraints = univ.ObjectIdentifier('2.5.29.30')
+
+
+class DisplayText(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('visibleString',
+                            char.VisibleString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, 200))),
+        namedtype.NamedType('bmpString', char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, 200))),
+        namedtype.NamedType('utf8String', char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, 200)))
+    )
+
+
+class NoticeReference(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('organization', DisplayText()),
+        namedtype.NamedType('noticeNumbers', univ.SequenceOf(componentType=univ.Integer()))
+    )
+
+
+class UserNotice(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('noticeRef', NoticeReference()),
+        namedtype.OptionalNamedType('explicitText', DisplayText())
+    )
+
+
+class CPSuri(char.IA5String):
+    pass
+
+
+class PolicyQualifierId(univ.ObjectIdentifier):
+    subtypeSpec = univ.ObjectIdentifier.subtypeSpec + constraint.SingleValueConstraint(id_qt_cps, id_qt_unotice)
+
+
+class CertPolicyId(univ.ObjectIdentifier):
+    pass
+
+
+class PolicyQualifierInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('policyQualifierId', PolicyQualifierId()),
+        namedtype.NamedType('qualifier', univ.Any())
+    )
+
+
+id_ce_certificatePolicies = univ.ObjectIdentifier('2.5.29.32')
+
+
+class PolicyInformation(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('policyIdentifier', CertPolicyId()),
+        namedtype.OptionalNamedType('policyQualifiers', univ.SequenceOf(componentType=PolicyQualifierInfo()).subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, MAX)))
+    )
+
+
+class CertificatePolicies(univ.SequenceOf):
+    componentType = PolicyInformation()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
+
+
+id_ce_policyMappings = univ.ObjectIdentifier('2.5.29.33')
+
+
+class PolicyMapping(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('issuerDomainPolicy', CertPolicyId()),
+        namedtype.NamedType('subjectDomainPolicy', CertPolicyId())
+    )
+
+
+class PolicyMappings(univ.SequenceOf):
+    componentType = PolicyMapping()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
+
+
+id_ce_privateKeyUsagePeriod = univ.ObjectIdentifier('2.5.29.16')
+
+
+class PrivateKeyUsagePeriod(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('notBefore', useful.GeneralizedTime().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('notAfter', useful.GeneralizedTime().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+    )
+
+
+id_ce_keyUsage = univ.ObjectIdentifier('2.5.29.15')
+
+
+class KeyUsage(univ.BitString):
+    namedValues = namedval.NamedValues(
+        ('digitalSignature', 0),
+        ('nonRepudiation', 1),
+        ('keyEncipherment', 2),
+        ('dataEncipherment', 3),
+        ('keyAgreement', 4),
+        ('keyCertSign', 5),
+        ('cRLSign', 6),
+        ('encipherOnly', 7),
+        ('decipherOnly', 8)
+    )
+
+
+id_ce = univ.ObjectIdentifier('2.5.29')
+
+id_ce_authorityKeyIdentifier = univ.ObjectIdentifier('2.5.29.35')
+
+
+class KeyIdentifier(univ.OctetString):
+    pass
+
+
+id_ce_subjectKeyIdentifier = univ.ObjectIdentifier('2.5.29.14')
+
+
+class SubjectKeyIdentifier(KeyIdentifier):
+    pass
+
+
+id_ce_certificateIssuer = univ.ObjectIdentifier('2.5.29.29')
+
+
+id_ce_subjectAltName = univ.ObjectIdentifier('2.5.29.17')
+
+
+id_ce_issuerAltName = univ.ObjectIdentifier('2.5.29.18')
+
+
+class AttributeValue(univ.Any):
+    pass
+
+
+class AttributeType(univ.ObjectIdentifier):
+    pass
+
+certificateAttributesMap = {}
+
+
+class AttributeTypeAndValue(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type', AttributeType()),
+        namedtype.NamedType('value', AttributeValue(),
+                            openType=opentype.OpenType('type', certificateAttributesMap))
+    )
+
+
+class Attribute(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type', AttributeType()),
+        namedtype.NamedType('vals', univ.SetOf(componentType=AttributeValue()))
+    )
+
+
+class SubjectDirectoryAttributes(univ.SequenceOf):
+    componentType = Attribute()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
+
+
+class RelativeDistinguishedName(univ.SetOf):
+    componentType = AttributeTypeAndValue()
+
+
+class RDNSequence(univ.SequenceOf):
+    componentType = RelativeDistinguishedName()
+
+
+class Name(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('', RDNSequence())
+    )
+
+class CertificateSerialNumber(univ.Integer):
+    pass
+
+
+class AnotherName(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type-id', univ.ObjectIdentifier()),
+        namedtype.NamedType('value',
+                            univ.Any().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+    )
+
+
+class GeneralName(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('otherName',
+                            AnotherName().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.NamedType('rfc822Name',
+                            char.IA5String().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.NamedType('dNSName',
+                            char.IA5String().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+        namedtype.NamedType('x400Address',
+                            ORAddress().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
+        namedtype.NamedType('directoryName',
+                            Name().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))),
+        namedtype.NamedType('ediPartyName',
+                            EDIPartyName().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 5))),
+        namedtype.NamedType('uniformResourceIdentifier',
+                            char.IA5String().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 6))),
+        namedtype.NamedType('iPAddress', univ.OctetString().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 7))),
+        namedtype.NamedType('registeredID', univ.ObjectIdentifier().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 8)))
+    )
+
+
+class GeneralNames(univ.SequenceOf):
+    componentType = GeneralName()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
+
+
+class AccessDescription(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('accessMethod', univ.ObjectIdentifier()),
+        namedtype.NamedType('accessLocation', GeneralName())
+    )
+
+
+class AuthorityInfoAccessSyntax(univ.SequenceOf):
+    componentType = AccessDescription()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
+
+
+class AuthorityKeyIdentifier(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('keyIdentifier', KeyIdentifier().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('authorityCertIssuer', GeneralNames().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.OptionalNamedType('authorityCertSerialNumber', CertificateSerialNumber().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
+    )
+
+
+class DistributionPointName(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('fullName', GeneralNames().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.NamedType('nameRelativeToCRLIssuer', RelativeDistinguishedName().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+    )
+
+
+class DistributionPoint(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('distributionPoint', DistributionPointName().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.OptionalNamedType('reasons', ReasonFlags().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.OptionalNamedType('cRLIssuer', GeneralNames().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2)))
+    )
+
+
+class CRLDistPointsSyntax(univ.SequenceOf):
+    componentType = DistributionPoint()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
+
+
+class IssuingDistributionPoint(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('distributionPoint', DistributionPointName().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.NamedType('onlyContainsUserCerts', univ.Boolean(False).subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.NamedType('onlyContainsCACerts', univ.Boolean(False).subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+        namedtype.OptionalNamedType('onlySomeReasons', ReasonFlags().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
+        namedtype.NamedType('indirectCRL', univ.Boolean(False).subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4)))
+    )
+
+
+class GeneralSubtree(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('base', GeneralName()),
+        namedtype.DefaultedNamedType('minimum', BaseDistance(0).subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.OptionalNamedType('maximum', BaseDistance().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+    )
+
+
+class GeneralSubtrees(univ.SequenceOf):
+    componentType = GeneralSubtree()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
+
+
+class NameConstraints(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('permittedSubtrees', GeneralSubtrees().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.OptionalNamedType('excludedSubtrees', GeneralSubtrees().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+    )
+
+
+class CertificateIssuer(GeneralNames):
+    pass
+
+
+class SubjectAltName(GeneralNames):
+    pass
+
+
+class IssuerAltName(GeneralNames):
+    pass
+
+
+certificateExtensionsMap = {}
+
+
+class Extension(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('extnID', univ.ObjectIdentifier()),
+        namedtype.DefaultedNamedType('critical', univ.Boolean('False')),
+        namedtype.NamedType('extnValue', univ.OctetString(),
+                            openType=opentype.OpenType('extnID', certificateExtensionsMap))
+    )
+
+
+class Extensions(univ.SequenceOf):
+    componentType = Extension()
+    sizeSpec = univ.SequenceOf.sizeSpec + constraint.ValueSizeConstraint(1, MAX)
+
+
+class SubjectPublicKeyInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('algorithm', AlgorithmIdentifier()),
+        namedtype.NamedType('subjectPublicKey', univ.BitString())
+    )
+
+
+class UniqueIdentifier(univ.BitString):
+    pass
+
+
+class Time(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('utcTime', useful.UTCTime()),
+        namedtype.NamedType('generalTime', useful.GeneralizedTime())
+    )
+
+
+class Validity(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('notBefore', Time()),
+        namedtype.NamedType('notAfter', Time())
+    )
+
+
+class Version(univ.Integer):
+    namedValues = namedval.NamedValues(
+        ('v1', 0), ('v2', 1), ('v3', 2)
+    )
+
+
+class TBSCertificate(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.DefaultedNamedType('version', Version('v1').subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.NamedType('serialNumber', CertificateSerialNumber()),
+        namedtype.NamedType('signature', AlgorithmIdentifier()),
+        namedtype.NamedType('issuer', Name()),
+        namedtype.NamedType('validity', Validity()),
+        namedtype.NamedType('subject', Name()),
+        namedtype.NamedType('subjectPublicKeyInfo', SubjectPublicKeyInfo()),
+        namedtype.OptionalNamedType('issuerUniqueID', UniqueIdentifier().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.OptionalNamedType('subjectUniqueID', UniqueIdentifier().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+        namedtype.OptionalNamedType('extensions', Extensions().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+    )
+
+
+class Certificate(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('tbsCertificate', TBSCertificate()),
+        namedtype.NamedType('signatureAlgorithm', AlgorithmIdentifier()),
+        namedtype.NamedType('signatureValue', univ.BitString())
+    )
+
+# CRL structures
+
+class RevokedCertificate(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('userCertificate', CertificateSerialNumber()),
+        namedtype.NamedType('revocationDate', Time()),
+        namedtype.OptionalNamedType('crlEntryExtensions', Extensions())
+    )
+
+
+class TBSCertList(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('version', Version()),
+        namedtype.NamedType('signature', AlgorithmIdentifier()),
+        namedtype.NamedType('issuer', Name()),
+        namedtype.NamedType('thisUpdate', Time()),
+        namedtype.OptionalNamedType('nextUpdate', Time()),
+        namedtype.OptionalNamedType('revokedCertificates', univ.SequenceOf(componentType=RevokedCertificate())),
+        namedtype.OptionalNamedType('crlExtensions', Extensions().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+    )
+
+
+class CertificateList(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('tbsCertList', TBSCertList()),
+        namedtype.NamedType('signatureAlgorithm', AlgorithmIdentifier()),
+        namedtype.NamedType('signature', univ.BitString())
+    )
+
+# map of AttributeType -> AttributeValue
+
+_certificateAttributesMapUpdate = {
+    id_at_name: X520name(),
+    id_at_surname: X520name(),
+    id_at_givenName: X520name(),
+    id_at_initials: X520name(),
+    id_at_generationQualifier: X520name(),
+    id_at_commonName: X520CommonName(),
+    id_at_localityName: X520LocalityName(),
+    id_at_stateOrProvinceName: X520StateOrProvinceName(),
+    id_at_organizationName: X520OrganizationName(),
+    id_at_organizationalUnitName: X520OrganizationalUnitName(),
+    id_at_title: X520Title(),
+    id_at_dnQualifier: X520dnQualifier(),
+    id_at_countryName: X520countryName(),
+    emailAddress: Pkcs9email(),
+}
+
+certificateAttributesMap.update(_certificateAttributesMapUpdate)
+
+
+# map of Certificate Extension OIDs to Extensions
+
+_certificateExtensionsMapUpdate = {
+    id_ce_authorityKeyIdentifier: AuthorityKeyIdentifier(),
+    id_ce_subjectKeyIdentifier: SubjectKeyIdentifier(),
+    id_ce_keyUsage: KeyUsage(),
+    id_ce_privateKeyUsagePeriod: PrivateKeyUsagePeriod(),
+# TODO
+#    id_ce_certificatePolicies: PolicyInformation(),  # could be a sequence of concat'ed objects?
+    id_ce_policyMappings: PolicyMappings(),
+    id_ce_subjectAltName: SubjectAltName(),
+    id_ce_issuerAltName: IssuerAltName(),
+    id_ce_subjectDirectoryAttributes: SubjectDirectoryAttributes(),
+    id_ce_basicConstraints: BasicConstraints(),
+    id_ce_nameConstraints: NameConstraints(),
+    id_ce_policyConstraints: PolicyConstraints(),
+    id_ce_extKeyUsage: ExtKeyUsageSyntax(),
+    id_ce_cRLDistributionPoints: CRLDistPointsSyntax(),
+    id_pe_authorityInfoAccess: AuthorityInfoAccessSyntax(),
+    id_ce_cRLNumber: univ.Integer(),
+    id_ce_deltaCRLIndicator: BaseCRLNumber(),
+    id_ce_issuingDistributionPoint: IssuingDistributionPoint(),
+    id_ce_cRLReasons: CRLReason(),
+    id_ce_holdInstructionCode: univ.ObjectIdentifier(),
+    id_ce_invalidityDate: useful.GeneralizedTime(),
+    id_ce_certificateIssuer: GeneralNames(),
+}
+
+certificateExtensionsMap.update(_certificateExtensionsMapUpdate)
+
diff --git a/pyasn1_modules/rfc2511.py b/pyasn1_modules/rfc2511.py
new file mode 100644
index 0000000..b42d1d9
--- /dev/null
+++ b/pyasn1_modules/rfc2511.py
@@ -0,0 +1,258 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# X.509 certificate Request Message Format (CRMF) syntax
+#
+# ASN.1 source from:
+# http://tools.ietf.org/html/rfc2511
+#
+# Sample captures could be obtained with OpenSSL
+#
+from pyasn1_modules import rfc2315
+from pyasn1_modules.rfc2459 import *
+
+MAX = float('inf')
+
+id_pkix = univ.ObjectIdentifier('1.3.6.1.5.5.7')
+id_pkip = univ.ObjectIdentifier('1.3.6.1.5.5.7.5')
+id_regCtrl = univ.ObjectIdentifier('1.3.6.1.5.5.7.5.1')
+id_regCtrl_regToken = univ.ObjectIdentifier('1.3.6.1.5.5.7.5.1.1')
+id_regCtrl_authenticator = univ.ObjectIdentifier('1.3.6.1.5.5.7.5.1.2')
+id_regCtrl_pkiPublicationInfo = univ.ObjectIdentifier('1.3.6.1.5.5.7.5.1.3')
+id_regCtrl_pkiArchiveOptions = univ.ObjectIdentifier('1.3.6.1.5.5.7.5.1.4')
+id_regCtrl_oldCertID = univ.ObjectIdentifier('1.3.6.1.5.5.7.5.1.5')
+id_regCtrl_protocolEncrKey = univ.ObjectIdentifier('1.3.6.1.5.5.7.5.1.6')
+id_regInfo = univ.ObjectIdentifier('1.3.6.1.5.5.7.5.2')
+id_regInfo_utf8Pairs = univ.ObjectIdentifier('1.3.6.1.5.5.7.5.2.1')
+id_regInfo_certReq = univ.ObjectIdentifier('1.3.6.1.5.5.7.5.2.2')
+
+
+# This should be in PKIX Certificate Extensions module
+
+class GeneralName(univ.OctetString):
+    pass
+
+
+# end of PKIX Certificate Extensions module
+
+class UTF8Pairs(char.UTF8String):
+    pass
+
+
+class ProtocolEncrKey(SubjectPublicKeyInfo):
+    pass
+
+
+class CertId(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('issuer', GeneralName()),
+        namedtype.NamedType('serialNumber', univ.Integer())
+    )
+
+
+class OldCertId(CertId):
+    pass
+
+
+class KeyGenParameters(univ.OctetString):
+    pass
+
+
+class EncryptedValue(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('intendedAlg', AlgorithmIdentifier().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.OptionalNamedType('symmAlg', AlgorithmIdentifier().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
+        namedtype.OptionalNamedType('encSymmKey', univ.BitString().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
+        namedtype.OptionalNamedType('keyAlg', AlgorithmIdentifier().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+        namedtype.OptionalNamedType('valueHint', univ.OctetString().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4))),
+        namedtype.NamedType('encValue', univ.BitString())
+    )
+
+
+class EncryptedKey(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('encryptedValue', EncryptedValue()),
+        namedtype.NamedType('envelopedData', rfc2315.EnvelopedData().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+    )
+
+
+class PKIArchiveOptions(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('encryptedPrivKey', EncryptedKey().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.NamedType('keyGenParameters', KeyGenParameters().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.NamedType('archiveRemGenPrivKey',
+                            univ.Boolean().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
+    )
+
+
+class SinglePubInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('pubMethod', univ.Integer(
+            namedValues=namedval.NamedValues(('dontCare', 0), ('x500', 1), ('web', 2), ('ldap', 3)))),
+        namedtype.OptionalNamedType('pubLocation', GeneralName())
+    )
+
+
+class PKIPublicationInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('action',
+                            univ.Integer(namedValues=namedval.NamedValues(('dontPublish', 0), ('pleasePublish', 1)))),
+        namedtype.OptionalNamedType('pubInfos', univ.SequenceOf(componentType=SinglePubInfo()).subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, MAX)))
+    )
+
+
+class Authenticator(char.UTF8String):
+    pass
+
+
+class RegToken(char.UTF8String):
+    pass
+
+
+class SubsequentMessage(univ.Integer):
+    namedValues = namedval.NamedValues(
+        ('encrCert', 0),
+        ('challengeResp', 1)
+    )
+
+
+class POPOPrivKey(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('thisMessage',
+                            univ.BitString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.NamedType('subsequentMessage', SubsequentMessage().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.NamedType('dhMAC',
+                            univ.BitString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
+    )
+
+
+class PBMParameter(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('salt', univ.OctetString()),
+        namedtype.NamedType('owf', AlgorithmIdentifier()),
+        namedtype.NamedType('iterationCount', univ.Integer()),
+        namedtype.NamedType('mac', AlgorithmIdentifier())
+    )
+
+
+class PKMACValue(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('algId', AlgorithmIdentifier()),
+        namedtype.NamedType('value', univ.BitString())
+    )
+
+
+class POPOSigningKeyInput(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType(
+            'authInfo', univ.Choice(
+                componentType=namedtype.NamedTypes(
+                    namedtype.NamedType(
+                        'sender', GeneralName().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))
+                    ),
+                    namedtype.NamedType('publicKeyMAC', PKMACValue())
+                )
+            )
+        ),
+        namedtype.NamedType('publicKey', SubjectPublicKeyInfo())
+    )
+
+
+class POPOSigningKey(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('poposkInput', POPOSigningKeyInput().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.NamedType('algorithmIdentifier', AlgorithmIdentifier()),
+        namedtype.NamedType('signature', univ.BitString())
+    )
+
+
+class ProofOfPossession(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('raVerified',
+                            univ.Null().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.NamedType('signature', POPOSigningKey().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
+        namedtype.NamedType('keyEncipherment', POPOPrivKey().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
+        namedtype.NamedType('keyAgreement', POPOPrivKey().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3)))
+    )
+
+
+class Controls(univ.SequenceOf):
+    componentType = AttributeTypeAndValue()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
+
+
+class OptionalValidity(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('notBefore',
+                                    Time().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('notAfter',
+                                    Time().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+    )
+
+
+class CertTemplate(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('version', Version().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('serialNumber', univ.Integer().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.OptionalNamedType('signingAlg', AlgorithmIdentifier().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
+        namedtype.OptionalNamedType('issuer', Name().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+        namedtype.OptionalNamedType('validity', OptionalValidity().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4))),
+        namedtype.OptionalNamedType('subject', Name().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5))),
+        namedtype.OptionalNamedType('publicKey', SubjectPublicKeyInfo().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 6))),
+        namedtype.OptionalNamedType('issuerUID', UniqueIdentifier().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 7))),
+        namedtype.OptionalNamedType('subjectUID', UniqueIdentifier().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 8))),
+        namedtype.OptionalNamedType('extensions', Extensions().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 9)))
+    )
+
+
+class CertRequest(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('certReqId', univ.Integer()),
+        namedtype.NamedType('certTemplate', CertTemplate()),
+        namedtype.OptionalNamedType('controls', Controls())
+    )
+
+
+class CertReq(CertRequest):
+    pass
+
+
+class CertReqMsg(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('certReq', CertRequest()),
+        namedtype.OptionalNamedType('pop', ProofOfPossession()),
+        namedtype.OptionalNamedType('regInfo', univ.SequenceOf(componentType=AttributeTypeAndValue()).subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, MAX)))
+    )
+
+
+class CertReqMessages(univ.SequenceOf):
+    componentType = CertReqMsg()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
diff --git a/pyasn1_modules/rfc2560.py b/pyasn1_modules/rfc2560.py
new file mode 100644
index 0000000..47ca4e1
--- /dev/null
+++ b/pyasn1_modules/rfc2560.py
@@ -0,0 +1,225 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# OCSP request/response syntax
+#
+# Derived from a minimal OCSP library (RFC2560) code written by
+# Bud P. Bruegger <bud@ancitel.it>
+# Copyright: Ancitel, S.p.a,  Rome, Italy
+# License: BSD
+#
+
+#
+# current limitations:
+# * request and response works only for a single certificate
+# * only some values are parsed out of the response
+# * the request does't set a nonce nor signature
+# * there is no signature validation of the response
+# * dates are left as strings in GeneralizedTime format -- datetime.datetime
+# would be nicer
+#
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import tag
+from pyasn1.type import univ
+from pyasn1.type import useful
+
+from pyasn1_modules import rfc2459
+
+
+# Start of OCSP module definitions
+
+# This should be in directory Authentication Framework (X.509) module
+
+class CRLReason(univ.Enumerated):
+    namedValues = namedval.NamedValues(
+        ('unspecified', 0),
+        ('keyCompromise', 1),
+        ('cACompromise', 2),
+        ('affiliationChanged', 3),
+        ('superseded', 4),
+        ('cessationOfOperation', 5),
+        ('certificateHold', 6),
+        ('removeFromCRL', 8),
+        ('privilegeWithdrawn', 9),
+        ('aACompromise', 10)
+    )
+
+
+# end of directory Authentication Framework (X.509) module
+
+# This should be in PKIX Certificate Extensions module
+
+class GeneralName(univ.OctetString):
+    pass
+
+
+# end of PKIX Certificate Extensions module
+
+id_kp_OCSPSigning = univ.ObjectIdentifier((1, 3, 6, 1, 5, 5, 7, 3, 9))
+id_pkix_ocsp = univ.ObjectIdentifier((1, 3, 6, 1, 5, 5, 7, 48, 1))
+id_pkix_ocsp_basic = univ.ObjectIdentifier((1, 3, 6, 1, 5, 5, 7, 48, 1, 1))
+id_pkix_ocsp_nonce = univ.ObjectIdentifier((1, 3, 6, 1, 5, 5, 7, 48, 1, 2))
+id_pkix_ocsp_crl = univ.ObjectIdentifier((1, 3, 6, 1, 5, 5, 7, 48, 1, 3))
+id_pkix_ocsp_response = univ.ObjectIdentifier((1, 3, 6, 1, 5, 5, 7, 48, 1, 4))
+id_pkix_ocsp_nocheck = univ.ObjectIdentifier((1, 3, 6, 1, 5, 5, 7, 48, 1, 5))
+id_pkix_ocsp_archive_cutoff = univ.ObjectIdentifier((1, 3, 6, 1, 5, 5, 7, 48, 1, 6))
+id_pkix_ocsp_service_locator = univ.ObjectIdentifier((1, 3, 6, 1, 5, 5, 7, 48, 1, 7))
+
+
+class AcceptableResponses(univ.SequenceOf):
+    componentType = univ.ObjectIdentifier()
+
+
+class ArchiveCutoff(useful.GeneralizedTime):
+    pass
+
+
+class UnknownInfo(univ.Null):
+    pass
+
+
+class RevokedInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('revocationTime', useful.GeneralizedTime()),
+        namedtype.OptionalNamedType('revocationReason', CRLReason().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+    )
+
+
+class CertID(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('hashAlgorithm', rfc2459.AlgorithmIdentifier()),
+        namedtype.NamedType('issuerNameHash', univ.OctetString()),
+        namedtype.NamedType('issuerKeyHash', univ.OctetString()),
+        namedtype.NamedType('serialNumber', rfc2459.CertificateSerialNumber())
+    )
+
+
+class CertStatus(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('good',
+                            univ.Null().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.NamedType('revoked',
+                            RevokedInfo().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.NamedType('unknown',
+                            UnknownInfo().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
+    )
+
+
+class SingleResponse(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('certID', CertID()),
+        namedtype.NamedType('certStatus', CertStatus()),
+        namedtype.NamedType('thisUpdate', useful.GeneralizedTime()),
+        namedtype.OptionalNamedType('nextUpdate', useful.GeneralizedTime().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('singleExtensions', rfc2459.Extensions().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+    )
+
+
+class KeyHash(univ.OctetString):
+    pass
+
+
+class ResponderID(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('byName',
+                            rfc2459.Name().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.NamedType('byKey',
+                            KeyHash().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
+    )
+
+
+class Version(univ.Integer):
+    namedValues = namedval.NamedValues(('v1', 0))
+
+
+class ResponseData(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.DefaultedNamedType('version', Version('v1').subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.NamedType('responderID', ResponderID()),
+        namedtype.NamedType('producedAt', useful.GeneralizedTime()),
+        namedtype.NamedType('responses', univ.SequenceOf(componentType=SingleResponse())),
+        namedtype.OptionalNamedType('responseExtensions', rfc2459.Extensions().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+    )
+
+
+class BasicOCSPResponse(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('tbsResponseData', ResponseData()),
+        namedtype.NamedType('signatureAlgorithm', rfc2459.AlgorithmIdentifier()),
+        namedtype.NamedType('signature', univ.BitString()),
+        namedtype.OptionalNamedType('certs', univ.SequenceOf(componentType=rfc2459.Certificate()).subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+    )
+
+
+class ResponseBytes(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('responseType', univ.ObjectIdentifier()),
+        namedtype.NamedType('response', univ.OctetString())
+    )
+
+
+class OCSPResponseStatus(univ.Enumerated):
+    namedValues = namedval.NamedValues(
+        ('successful', 0),
+        ('malformedRequest', 1),
+        ('internalError', 2),
+        ('tryLater', 3),
+        ('undefinedStatus', 4),  # should never occur
+        ('sigRequired', 5),
+        ('unauthorized', 6)
+    )
+
+
+class OCSPResponse(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('responseStatus', OCSPResponseStatus()),
+        namedtype.OptionalNamedType('responseBytes', ResponseBytes().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+    )
+
+
+class Request(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('reqCert', CertID()),
+        namedtype.OptionalNamedType('singleRequestExtensions', rfc2459.Extensions().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+    )
+
+
+class Signature(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('signatureAlgorithm', rfc2459.AlgorithmIdentifier()),
+        namedtype.NamedType('signature', univ.BitString()),
+        namedtype.OptionalNamedType('certs', univ.SequenceOf(componentType=rfc2459.Certificate()).subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+    )
+
+
+class TBSRequest(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.DefaultedNamedType('version', Version('v1').subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('requestorName', GeneralName().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.NamedType('requestList', univ.SequenceOf(componentType=Request())),
+        namedtype.OptionalNamedType('requestExtensions', rfc2459.Extensions().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
+    )
+
+
+class OCSPRequest(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('tbsRequest', TBSRequest()),
+        namedtype.OptionalNamedType('optionalSignature', Signature().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+    )
diff --git a/pyasn1_modules/rfc3279.py b/pyasn1_modules/rfc3279.py
new file mode 100644
index 0000000..65a554d
--- /dev/null
+++ b/pyasn1_modules/rfc3279.py
@@ -0,0 +1,233 @@
+#
+# This file is part of pyasn1-modules.
+#
+# Copyright (c) 2017, Danielle Madeley <danielle@madeley.id.au>
+# License: http://pyasn1.sf.net/license.html
+#
+# Derived from RFC 3279
+#
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import univ
+
+
+def _OID(*components):
+    output = []
+    for x in tuple(components):
+        if isinstance(x, univ.ObjectIdentifier):
+            output.extend(list(x))
+        else:
+            output.append(int(x))
+
+    return univ.ObjectIdentifier(output)
+
+
+md2 = _OID(1, 2, 840, 113549, 2, 2)
+md5 = _OID(1, 2, 840, 113549, 2, 5)
+id_sha1 = _OID(1, 3, 14, 3, 2, 26)
+id_dsa = _OID(1, 2, 840, 10040, 4, 1)
+
+
+class DSAPublicKey(univ.Integer):
+    pass
+
+
+class Dss_Parms(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('p', univ.Integer()),
+        namedtype.NamedType('q', univ.Integer()),
+        namedtype.NamedType('g', univ.Integer())
+    )
+
+
+id_dsa_with_sha1 = _OID(1, 2, 840, 10040, 4, 3)
+
+
+class Dss_Sig_Value(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('r', univ.Integer()),
+        namedtype.NamedType('s', univ.Integer())
+    )
+
+
+pkcs_1 = _OID(1, 2, 840, 113549, 1, 1)
+rsaEncryption = _OID(pkcs_1, 1)
+md2WithRSAEncryption = _OID(pkcs_1, 2)
+md5WithRSAEncryption = _OID(pkcs_1, 4)
+sha1WithRSAEncryption = _OID(pkcs_1, 5)
+
+
+class RSAPublicKey(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('modulus', univ.Integer()),
+        namedtype.NamedType('publicExponent', univ.Integer())
+    )
+
+
+dhpublicnumber = _OID(1, 2, 840, 10046, 2, 1)
+
+
+class DHPublicKey(univ.Integer):
+    pass
+
+
+class ValidationParms(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('seed', univ.BitString()),
+        namedtype.NamedType('pgenCounter', univ.Integer())
+    )
+
+
+class DomainParameters(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('p', univ.Integer()),
+        namedtype.NamedType('g', univ.Integer()),
+        namedtype.NamedType('q', univ.Integer()),
+        namedtype.OptionalNamedType('j', univ.Integer()),
+        namedtype.OptionalNamedType('validationParms', ValidationParms())
+    )
+
+
+id_keyExchangeAlgorithm = _OID(2, 16, 840, 1, 101, 2, 1, 1, 22)
+
+
+class KEA_Parms_Id(univ.OctetString):
+    pass
+
+
+ansi_X9_62 = _OID(1, 2, 840, 10045)
+
+
+class FieldID(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('fieldType', univ.ObjectIdentifier()),
+        namedtype.NamedType('parameters', univ.Any())
+    )
+
+
+id_ecSigType = _OID(ansi_X9_62, 4)
+ecdsa_with_SHA1 = _OID(id_ecSigType, 1)
+
+
+class ECDSA_Sig_Value(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('r', univ.Integer()),
+        namedtype.NamedType('s', univ.Integer())
+    )
+
+
+id_fieldType = _OID(ansi_X9_62, 1)
+prime_field = _OID(id_fieldType, 1)
+
+
+class Prime_p(univ.Integer):
+    pass
+
+
+characteristic_two_field = _OID(id_fieldType, 2)
+
+
+class Characteristic_two(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('m', univ.Integer()),
+        namedtype.NamedType('basis', univ.ObjectIdentifier()),
+        namedtype.NamedType('parameters', univ.Any())
+    )
+
+
+id_characteristic_two_basis = _OID(characteristic_two_field, 3)
+gnBasis = _OID(id_characteristic_two_basis, 1)
+tpBasis = _OID(id_characteristic_two_basis, 2)
+
+
+class Trinomial(univ.Integer):
+    pass
+
+
+ppBasis = _OID(id_characteristic_two_basis, 3)
+
+
+class Pentanomial(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('k1', univ.Integer()),
+        namedtype.NamedType('k2', univ.Integer()),
+        namedtype.NamedType('k3', univ.Integer())
+    )
+
+
+class FieldElement(univ.OctetString):
+    pass
+
+
+class ECPoint(univ.OctetString):
+    pass
+
+
+class Curve(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('a', FieldElement()),
+        namedtype.NamedType('b', FieldElement()),
+        namedtype.OptionalNamedType('seed', univ.BitString())
+    )
+
+
+class ECPVer(univ.Integer):
+    namedValues = namedval.NamedValues(
+        ('ecpVer1', 1)
+    )
+
+
+class ECParameters(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', ECPVer()),
+        namedtype.NamedType('fieldID', FieldID()),
+        namedtype.NamedType('curve', Curve()),
+        namedtype.NamedType('base', ECPoint()),
+        namedtype.NamedType('order', univ.Integer()),
+        namedtype.OptionalNamedType('cofactor', univ.Integer())
+    )
+
+
+class EcpkParameters(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('ecParameters', ECParameters()),
+        namedtype.NamedType('namedCurve', univ.ObjectIdentifier()),
+        namedtype.NamedType('implicitlyCA', univ.Null())
+    )
+
+
+id_publicKeyType = _OID(ansi_X9_62, 2)
+id_ecPublicKey = _OID(id_publicKeyType, 1)
+
+ellipticCurve = _OID(ansi_X9_62, 3)
+
+c_TwoCurve = _OID(ellipticCurve, 0)
+c2pnb163v1 = _OID(c_TwoCurve, 1)
+c2pnb163v2 = _OID(c_TwoCurve, 2)
+c2pnb163v3 = _OID(c_TwoCurve, 3)
+c2pnb176w1 = _OID(c_TwoCurve, 4)
+c2tnb191v1 = _OID(c_TwoCurve, 5)
+c2tnb191v2 = _OID(c_TwoCurve, 6)
+c2tnb191v3 = _OID(c_TwoCurve, 7)
+c2onb191v4 = _OID(c_TwoCurve, 8)
+c2onb191v5 = _OID(c_TwoCurve, 9)
+c2pnb208w1 = _OID(c_TwoCurve, 10)
+c2tnb239v1 = _OID(c_TwoCurve, 11)
+c2tnb239v2 = _OID(c_TwoCurve, 12)
+c2tnb239v3 = _OID(c_TwoCurve, 13)
+c2onb239v4 = _OID(c_TwoCurve, 14)
+c2onb239v5 = _OID(c_TwoCurve, 15)
+c2pnb272w1 = _OID(c_TwoCurve, 16)
+c2pnb304w1 = _OID(c_TwoCurve, 17)
+c2tnb359v1 = _OID(c_TwoCurve, 18)
+c2pnb368w1 = _OID(c_TwoCurve, 19)
+c2tnb431r1 = _OID(c_TwoCurve, 20)
+
+primeCurve = _OID(ellipticCurve, 1)
+prime192v1 = _OID(primeCurve, 1)
+prime192v2 = _OID(primeCurve, 2)
+prime192v3 = _OID(primeCurve, 3)
+prime239v1 = _OID(primeCurve, 4)
+prime239v2 = _OID(primeCurve, 5)
+prime239v3 = _OID(primeCurve, 6)
+prime256v1 = _OID(primeCurve, 7)
diff --git a/pyasn1_modules/rfc3280.py b/pyasn1_modules/rfc3280.py
new file mode 100644
index 0000000..f49dcfb
--- /dev/null
+++ b/pyasn1_modules/rfc3280.py
@@ -0,0 +1,1543 @@
+# coding: utf-8
+#
+# This file is part of pyasn1-modules software.
+#
+# Created by Stanisław Pitucha with asn1ate tool.
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# Internet X.509 Public Key Infrastructure Certificate and Certificate
+# Revocation List (CRL) Profile
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc3280.txt
+#
+from pyasn1.type import char
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import tag
+from pyasn1.type import univ
+from pyasn1.type import useful
+
+MAX = float('inf')
+
+
+def _OID(*components):
+    output = []
+    for x in tuple(components):
+        if isinstance(x, univ.ObjectIdentifier):
+            output.extend(list(x))
+        else:
+            output.append(int(x))
+
+    return univ.ObjectIdentifier(output)
+
+
+unformatted_postal_address = univ.Integer(16)
+
+ub_organizational_units = univ.Integer(4)
+
+ub_organizational_unit_name_length = univ.Integer(32)
+
+
+class OrganizationalUnitName(char.PrintableString):
+    pass
+
+
+OrganizationalUnitName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_organizational_unit_name_length)
+
+
+class OrganizationalUnitNames(univ.SequenceOf):
+    pass
+
+
+OrganizationalUnitNames.componentType = OrganizationalUnitName()
+OrganizationalUnitNames.subtypeSpec = constraint.ValueSizeConstraint(1, ub_organizational_units)
+
+
+class AttributeType(univ.ObjectIdentifier):
+    pass
+
+
+id_at = _OID(2, 5, 4)
+
+id_at_name = _OID(id_at, 41)
+
+ub_pds_parameter_length = univ.Integer(30)
+
+
+class PDSParameter(univ.Set):
+    pass
+
+
+PDSParameter.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('printable-string', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_pds_parameter_length))),
+    namedtype.OptionalNamedType('teletex-string', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_pds_parameter_length)))
+)
+
+
+class PhysicalDeliveryOrganizationName(PDSParameter):
+    pass
+
+
+ub_organization_name_length = univ.Integer(64)
+
+ub_domain_defined_attribute_type_length = univ.Integer(8)
+
+ub_domain_defined_attribute_value_length = univ.Integer(128)
+
+
+class TeletexDomainDefinedAttribute(univ.Sequence):
+    pass
+
+
+TeletexDomainDefinedAttribute.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('type', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_defined_attribute_type_length))),
+    namedtype.NamedType('value', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_defined_attribute_value_length)))
+)
+
+id_pkix = _OID(1, 3, 6, 1, 5, 5, 7)
+
+id_qt = _OID(id_pkix, 2)
+
+
+class PresentationAddress(univ.Sequence):
+    pass
+
+
+PresentationAddress.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('pSelector', univ.OctetString().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('sSelector', univ.OctetString().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('tSelector', univ.OctetString().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.NamedType('nAddresses', univ.SetOf(componentType=univ.OctetString()).subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+)
+
+
+class AlgorithmIdentifier(univ.Sequence):
+    pass
+
+
+AlgorithmIdentifier.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('algorithm', univ.ObjectIdentifier()),
+    namedtype.OptionalNamedType('parameters', univ.Any())
+)
+
+
+class UniqueIdentifier(univ.BitString):
+    pass
+
+
+class Extension(univ.Sequence):
+    pass
+
+
+Extension.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('extnID', univ.ObjectIdentifier()),
+    namedtype.DefaultedNamedType('critical', univ.Boolean().subtype(value=0)),
+    namedtype.NamedType('extnValue', univ.OctetString())
+)
+
+
+class Extensions(univ.SequenceOf):
+    pass
+
+
+Extensions.componentType = Extension()
+Extensions.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class CertificateSerialNumber(univ.Integer):
+    pass
+
+
+class SubjectPublicKeyInfo(univ.Sequence):
+    pass
+
+
+SubjectPublicKeyInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('algorithm', AlgorithmIdentifier()),
+    namedtype.NamedType('subjectPublicKey', univ.BitString())
+)
+
+
+class Time(univ.Choice):
+    pass
+
+
+Time.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('utcTime', useful.UTCTime()),
+    namedtype.NamedType('generalTime', useful.GeneralizedTime())
+)
+
+
+class Validity(univ.Sequence):
+    pass
+
+
+Validity.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('notBefore', Time()),
+    namedtype.NamedType('notAfter', Time())
+)
+
+
+class Version(univ.Integer):
+    pass
+
+
+Version.namedValues = namedval.NamedValues(
+    ('v1', 0),
+    ('v2', 1),
+    ('v3', 2)
+)
+
+
+class AttributeValue(univ.Any):
+    pass
+
+
+class AttributeTypeAndValue(univ.Sequence):
+    pass
+
+
+AttributeTypeAndValue.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('type', AttributeType()),
+    namedtype.NamedType('value', AttributeValue())
+)
+
+
+class RelativeDistinguishedName(univ.SetOf):
+    pass
+
+
+RelativeDistinguishedName.componentType = AttributeTypeAndValue()
+RelativeDistinguishedName.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class RDNSequence(univ.SequenceOf):
+    pass
+
+
+RDNSequence.componentType = RelativeDistinguishedName()
+
+
+class Name(univ.Choice):
+    pass
+
+
+Name.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('rdnSequence', RDNSequence())
+)
+
+
+class TBSCertificate(univ.Sequence):
+    pass
+
+
+TBSCertificate.componentType = namedtype.NamedTypes(
+    namedtype.DefaultedNamedType('version',
+                                 Version().subtype(explicitTag=tag.Tag(tag.tagClassContext,
+                                                                       tag.tagFormatSimple, 0)).subtype(value="v1")),
+    namedtype.NamedType('serialNumber', CertificateSerialNumber()),
+    namedtype.NamedType('signature', AlgorithmIdentifier()),
+    namedtype.NamedType('issuer', Name()),
+    namedtype.NamedType('validity', Validity()),
+    namedtype.NamedType('subject', Name()),
+    namedtype.NamedType('subjectPublicKeyInfo', SubjectPublicKeyInfo()),
+    namedtype.OptionalNamedType('issuerUniqueID', UniqueIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('subjectUniqueID', UniqueIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.OptionalNamedType('extensions',
+                                Extensions().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+)
+
+
+class Certificate(univ.Sequence):
+    pass
+
+
+Certificate.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('tbsCertificate', TBSCertificate()),
+    namedtype.NamedType('signatureAlgorithm', AlgorithmIdentifier()),
+    namedtype.NamedType('signature', univ.BitString())
+)
+
+ub_surname_length = univ.Integer(40)
+
+
+class TeletexOrganizationName(char.TeletexString):
+    pass
+
+
+TeletexOrganizationName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_organization_name_length)
+
+ub_e163_4_sub_address_length = univ.Integer(40)
+
+teletex_common_name = univ.Integer(2)
+
+ub_country_name_alpha_length = univ.Integer(2)
+
+ub_country_name_numeric_length = univ.Integer(3)
+
+
+class CountryName(univ.Choice):
+    pass
+
+
+CountryName.tagSet = univ.Choice.tagSet.tagExplicitly(tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 1))
+CountryName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('x121-dcc-code', char.NumericString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(ub_country_name_numeric_length, ub_country_name_numeric_length))),
+    namedtype.NamedType('iso-3166-alpha2-code', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(ub_country_name_alpha_length, ub_country_name_alpha_length)))
+)
+
+extension_OR_address_components = univ.Integer(12)
+
+id_at_dnQualifier = _OID(id_at, 46)
+
+ub_e163_4_number_length = univ.Integer(15)
+
+
+class ExtendedNetworkAddress(univ.Choice):
+    pass
+
+
+ExtendedNetworkAddress.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('e163-4-address', univ.Sequence(componentType=namedtype.NamedTypes(
+        namedtype.NamedType('number', char.NumericString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_e163_4_number_length)).subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('sub-address', char.NumericString().subtype(
+            subtypeSpec=constraint.ValueSizeConstraint(1, ub_e163_4_sub_address_length)).subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+    ))
+                        ),
+    namedtype.NamedType('psap-address', PresentationAddress().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+)
+
+terminal_type = univ.Integer(23)
+
+id_domainComponent = _OID(0, 9, 2342, 19200300, 100, 1, 25)
+
+ub_state_name = univ.Integer(128)
+
+
+class X520StateOrProvinceName(univ.Choice):
+    pass
+
+
+X520StateOrProvinceName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name))),
+    namedtype.NamedType('printableString',
+                        char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name))),
+    namedtype.NamedType('universalString',
+                        char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name))),
+    namedtype.NamedType('bmpString',
+                        char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name)))
+)
+
+ub_organization_name = univ.Integer(64)
+
+
+class X520OrganizationName(univ.Choice):
+    pass
+
+
+X520OrganizationName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
+    namedtype.NamedType('printableString', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
+    namedtype.NamedType('universalString', char.UniversalString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
+    namedtype.NamedType('bmpString',
+                        char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name)))
+)
+
+ub_emailaddress_length = univ.Integer(128)
+
+
+class ExtensionPhysicalDeliveryAddressComponents(PDSParameter):
+    pass
+
+
+id_at_surname = _OID(id_at, 4)
+
+ub_common_name_length = univ.Integer(64)
+
+id_ad = _OID(id_pkix, 48)
+
+ub_numeric_user_id_length = univ.Integer(32)
+
+
+class NumericUserIdentifier(char.NumericString):
+    pass
+
+
+NumericUserIdentifier.subtypeSpec = constraint.ValueSizeConstraint(1, ub_numeric_user_id_length)
+
+
+class OrganizationName(char.PrintableString):
+    pass
+
+
+OrganizationName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_organization_name_length)
+
+ub_domain_name_length = univ.Integer(16)
+
+
+class AdministrationDomainName(univ.Choice):
+    pass
+
+
+AdministrationDomainName.tagSet = univ.Choice.tagSet.tagExplicitly(
+    tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 2))
+AdministrationDomainName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('numeric', char.NumericString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(0, ub_domain_name_length))),
+    namedtype.NamedType('printable', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(0, ub_domain_name_length)))
+)
+
+
+class PrivateDomainName(univ.Choice):
+    pass
+
+
+PrivateDomainName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('numeric', char.NumericString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_name_length))),
+    namedtype.NamedType('printable', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_name_length)))
+)
+
+ub_generation_qualifier_length = univ.Integer(3)
+
+ub_given_name_length = univ.Integer(16)
+
+ub_initials_length = univ.Integer(5)
+
+
+class PersonalName(univ.Set):
+    pass
+
+
+PersonalName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('surname', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_surname_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('given-name', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_given_name_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('initials', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_initials_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.OptionalNamedType('generation-qualifier', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_generation_qualifier_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+)
+
+ub_terminal_id_length = univ.Integer(24)
+
+
+class TerminalIdentifier(char.PrintableString):
+    pass
+
+
+TerminalIdentifier.subtypeSpec = constraint.ValueSizeConstraint(1, ub_terminal_id_length)
+
+ub_x121_address_length = univ.Integer(16)
+
+
+class X121Address(char.NumericString):
+    pass
+
+
+X121Address.subtypeSpec = constraint.ValueSizeConstraint(1, ub_x121_address_length)
+
+
+class NetworkAddress(X121Address):
+    pass
+
+
+class BuiltInStandardAttributes(univ.Sequence):
+    pass
+
+
+BuiltInStandardAttributes.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('country-name', CountryName()),
+    namedtype.OptionalNamedType('administration-domain-name', AdministrationDomainName()),
+    namedtype.OptionalNamedType('network-address', NetworkAddress().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('terminal-identifier', TerminalIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('private-domain-name', PrivateDomainName().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
+    namedtype.OptionalNamedType('organization-name', OrganizationName().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
+    namedtype.OptionalNamedType('numeric-user-identifier', NumericUserIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))),
+    namedtype.OptionalNamedType('personal-name', PersonalName().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5))),
+    namedtype.OptionalNamedType('organizational-unit-names', OrganizationalUnitNames().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 6)))
+)
+
+ub_domain_defined_attributes = univ.Integer(4)
+
+
+class BuiltInDomainDefinedAttribute(univ.Sequence):
+    pass
+
+
+BuiltInDomainDefinedAttribute.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('type', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_defined_attribute_type_length))),
+    namedtype.NamedType('value', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_defined_attribute_value_length)))
+)
+
+
+class BuiltInDomainDefinedAttributes(univ.SequenceOf):
+    pass
+
+
+BuiltInDomainDefinedAttributes.componentType = BuiltInDomainDefinedAttribute()
+BuiltInDomainDefinedAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, ub_domain_defined_attributes)
+
+ub_extension_attributes = univ.Integer(256)
+
+
+class ExtensionAttribute(univ.Sequence):
+    pass
+
+
+ExtensionAttribute.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('extension-attribute-type', univ.Integer().subtype(
+        subtypeSpec=constraint.ValueRangeConstraint(0, ub_extension_attributes)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('extension-attribute-value',
+                        univ.Any().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class ExtensionAttributes(univ.SetOf):
+    pass
+
+
+ExtensionAttributes.componentType = ExtensionAttribute()
+ExtensionAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, ub_extension_attributes)
+
+
+class ORAddress(univ.Sequence):
+    pass
+
+
+ORAddress.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('built-in-standard-attributes', BuiltInStandardAttributes()),
+    namedtype.OptionalNamedType('built-in-domain-defined-attributes', BuiltInDomainDefinedAttributes()),
+    namedtype.OptionalNamedType('extension-attributes', ExtensionAttributes())
+)
+
+id_pe = _OID(id_pkix, 1)
+
+ub_title = univ.Integer(64)
+
+
+class X520Title(univ.Choice):
+    pass
+
+
+X520Title.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title))),
+    namedtype.NamedType('printableString',
+                        char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title))),
+    namedtype.NamedType('universalString',
+                        char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title))),
+    namedtype.NamedType('bmpString', char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title)))
+)
+
+id_at_organizationalUnitName = _OID(id_at, 11)
+
+
+class EmailAddress(char.IA5String):
+    pass
+
+
+EmailAddress.subtypeSpec = constraint.ValueSizeConstraint(1, ub_emailaddress_length)
+
+physical_delivery_country_name = univ.Integer(8)
+
+id_at_givenName = _OID(id_at, 42)
+
+
+class TeletexCommonName(char.TeletexString):
+    pass
+
+
+TeletexCommonName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_common_name_length)
+
+id_qt_cps = _OID(id_qt, 1)
+
+
+class LocalPostalAttributes(PDSParameter):
+    pass
+
+
+class StreetAddress(PDSParameter):
+    pass
+
+
+id_kp = _OID(id_pkix, 3)
+
+
+class DirectoryString(univ.Choice):
+    pass
+
+
+DirectoryString.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+    namedtype.NamedType('printableString',
+                        char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+    namedtype.NamedType('universalString',
+                        char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+    namedtype.NamedType('utf8String', char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+    namedtype.NamedType('bmpString', char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX)))
+)
+
+
+class DomainComponent(char.IA5String):
+    pass
+
+
+id_at_initials = _OID(id_at, 43)
+
+id_qt_unotice = _OID(id_qt, 2)
+
+ub_pds_name_length = univ.Integer(16)
+
+
+class PDSName(char.PrintableString):
+    pass
+
+
+PDSName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_pds_name_length)
+
+
+class PosteRestanteAddress(PDSParameter):
+    pass
+
+
+class DistinguishedName(RDNSequence):
+    pass
+
+
+class CommonName(char.PrintableString):
+    pass
+
+
+CommonName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_common_name_length)
+
+ub_serial_number = univ.Integer(64)
+
+
+class X520SerialNumber(char.PrintableString):
+    pass
+
+
+X520SerialNumber.subtypeSpec = constraint.ValueSizeConstraint(1, ub_serial_number)
+
+id_at_generationQualifier = _OID(id_at, 44)
+
+ub_organizational_unit_name = univ.Integer(64)
+
+id_ad_ocsp = _OID(id_ad, 1)
+
+
+class TeletexOrganizationalUnitName(char.TeletexString):
+    pass
+
+
+TeletexOrganizationalUnitName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_organizational_unit_name_length)
+
+
+class TeletexPersonalName(univ.Set):
+    pass
+
+
+TeletexPersonalName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('surname', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_surname_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('given-name', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_given_name_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('initials', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_initials_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.OptionalNamedType('generation-qualifier', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_generation_qualifier_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+)
+
+
+class TeletexDomainDefinedAttributes(univ.SequenceOf):
+    pass
+
+
+TeletexDomainDefinedAttributes.componentType = TeletexDomainDefinedAttribute()
+TeletexDomainDefinedAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, ub_domain_defined_attributes)
+
+
+class TBSCertList(univ.Sequence):
+    pass
+
+
+TBSCertList.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('version', Version()),
+    namedtype.NamedType('signature', AlgorithmIdentifier()),
+    namedtype.NamedType('issuer', Name()),
+    namedtype.NamedType('thisUpdate', Time()),
+    namedtype.OptionalNamedType('nextUpdate', Time()),
+    namedtype.OptionalNamedType('revokedCertificates',
+                                univ.SequenceOf(componentType=univ.Sequence(componentType=namedtype.NamedTypes(
+                                    namedtype.NamedType('userCertificate', CertificateSerialNumber()),
+                                    namedtype.NamedType('revocationDate', Time()),
+                                    namedtype.OptionalNamedType('crlEntryExtensions', Extensions())
+                                ))
+                                )),
+    namedtype.OptionalNamedType('crlExtensions',
+                                Extensions().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+local_postal_attributes = univ.Integer(21)
+
+pkcs_9 = _OID(1, 2, 840, 113549, 1, 9)
+
+
+class PhysicalDeliveryCountryName(univ.Choice):
+    pass
+
+
+PhysicalDeliveryCountryName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('x121-dcc-code', char.NumericString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(ub_country_name_numeric_length, ub_country_name_numeric_length))),
+    namedtype.NamedType('iso-3166-alpha2-code', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(ub_country_name_alpha_length, ub_country_name_alpha_length)))
+)
+
+ub_name = univ.Integer(32768)
+
+
+class X520name(univ.Choice):
+    pass
+
+
+X520name.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name))),
+    namedtype.NamedType('printableString',
+                        char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name))),
+    namedtype.NamedType('universalString',
+                        char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name))),
+    namedtype.NamedType('bmpString', char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name)))
+)
+
+id_emailAddress = _OID(pkcs_9, 1)
+
+
+class TerminalType(univ.Integer):
+    pass
+
+
+TerminalType.namedValues = namedval.NamedValues(
+    ('telex', 3),
+    ('teletex', 4),
+    ('g3-facsimile', 5),
+    ('g4-facsimile', 6),
+    ('ia5-terminal', 7),
+    ('videotex', 8)
+)
+
+
+class X520OrganizationalUnitName(univ.Choice):
+    pass
+
+
+X520OrganizationalUnitName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name))),
+    namedtype.NamedType('printableString', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name))),
+    namedtype.NamedType('universalString', char.UniversalString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name))),
+    namedtype.NamedType('utf8String', char.UTF8String().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name))),
+    namedtype.NamedType('bmpString', char.BMPString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name)))
+)
+
+id_at_commonName = _OID(id_at, 3)
+
+pds_name = univ.Integer(7)
+
+post_office_box_address = univ.Integer(18)
+
+ub_locality_name = univ.Integer(128)
+
+
+class X520LocalityName(univ.Choice):
+    pass
+
+
+X520LocalityName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name))),
+    namedtype.NamedType('printableString', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name))),
+    namedtype.NamedType('universalString', char.UniversalString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name))),
+    namedtype.NamedType('bmpString',
+                        char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name)))
+)
+
+id_ad_timeStamping = _OID(id_ad, 3)
+
+id_at_countryName = _OID(id_at, 6)
+
+physical_delivery_personal_name = univ.Integer(13)
+
+teletex_personal_name = univ.Integer(4)
+
+teletex_organizational_unit_names = univ.Integer(5)
+
+
+class PhysicalDeliveryPersonalName(PDSParameter):
+    pass
+
+
+ub_postal_code_length = univ.Integer(16)
+
+
+class PostalCode(univ.Choice):
+    pass
+
+
+PostalCode.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('numeric-code', char.NumericString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_postal_code_length))),
+    namedtype.NamedType('printable-code', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_postal_code_length)))
+)
+
+
+class X520countryName(char.PrintableString):
+    pass
+
+
+X520countryName.subtypeSpec = constraint.ValueSizeConstraint(2, 2)
+
+postal_code = univ.Integer(9)
+
+id_ad_caRepository = _OID(id_ad, 5)
+
+extension_physical_delivery_address_components = univ.Integer(15)
+
+
+class PostOfficeBoxAddress(PDSParameter):
+    pass
+
+
+class PhysicalDeliveryOfficeName(PDSParameter):
+    pass
+
+
+id_at_title = _OID(id_at, 12)
+
+id_at_serialNumber = _OID(id_at, 5)
+
+id_ad_caIssuers = _OID(id_ad, 2)
+
+ub_integer_options = univ.Integer(256)
+
+
+class CertificateList(univ.Sequence):
+    pass
+
+
+CertificateList.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('tbsCertList', TBSCertList()),
+    namedtype.NamedType('signatureAlgorithm', AlgorithmIdentifier()),
+    namedtype.NamedType('signature', univ.BitString())
+)
+
+
+class PhysicalDeliveryOfficeNumber(PDSParameter):
+    pass
+
+
+class TeletexOrganizationalUnitNames(univ.SequenceOf):
+    pass
+
+
+TeletexOrganizationalUnitNames.componentType = TeletexOrganizationalUnitName()
+TeletexOrganizationalUnitNames.subtypeSpec = constraint.ValueSizeConstraint(1, ub_organizational_units)
+
+physical_delivery_office_name = univ.Integer(10)
+
+ub_common_name = univ.Integer(64)
+
+
+class ExtensionORAddressComponents(PDSParameter):
+    pass
+
+
+ub_pseudonym = univ.Integer(128)
+
+poste_restante_address = univ.Integer(19)
+
+id_at_organizationName = _OID(id_at, 10)
+
+physical_delivery_office_number = univ.Integer(11)
+
+id_at_pseudonym = _OID(id_at, 65)
+
+
+class X520CommonName(univ.Choice):
+    pass
+
+
+X520CommonName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name))),
+    namedtype.NamedType('printableString',
+                        char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name))),
+    namedtype.NamedType('universalString',
+                        char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name))),
+    namedtype.NamedType('bmpString',
+                        char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name)))
+)
+
+physical_delivery_organization_name = univ.Integer(14)
+
+
+class X520dnQualifier(char.PrintableString):
+    pass
+
+
+id_at_stateOrProvinceName = _OID(id_at, 8)
+
+common_name = univ.Integer(1)
+
+id_at_localityName = _OID(id_at, 7)
+
+ub_match = univ.Integer(128)
+
+ub_unformatted_address_length = univ.Integer(180)
+
+
+class Attribute(univ.Sequence):
+    pass
+
+
+Attribute.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('type', AttributeType()),
+    namedtype.NamedType('values', univ.SetOf(componentType=AttributeValue()))
+)
+
+extended_network_address = univ.Integer(22)
+
+unique_postal_name = univ.Integer(20)
+
+ub_pds_physical_address_lines = univ.Integer(6)
+
+
+class UnformattedPostalAddress(univ.Set):
+    pass
+
+
+UnformattedPostalAddress.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('printable-address', univ.SequenceOf(componentType=char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_pds_parameter_length)))),
+    namedtype.OptionalNamedType('teletex-string', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_unformatted_address_length)))
+)
+
+
+class UniquePostalName(PDSParameter):
+    pass
+
+
+class X520Pseudonym(univ.Choice):
+    pass
+
+
+X520Pseudonym.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_pseudonym))),
+    namedtype.NamedType('printableString',
+                        char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_pseudonym))),
+    namedtype.NamedType('universalString',
+                        char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_pseudonym))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_pseudonym))),
+    namedtype.NamedType('bmpString',
+                        char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_pseudonym)))
+)
+
+teletex_organization_name = univ.Integer(3)
+
+teletex_domain_defined_attributes = univ.Integer(6)
+
+street_address = univ.Integer(17)
+
+id_kp_OCSPSigning = _OID(id_kp, 9)
+
+id_ce = _OID(2, 5, 29)
+
+id_ce_certificatePolicies = _OID(id_ce, 32)
+
+
+class EDIPartyName(univ.Sequence):
+    pass
+
+
+EDIPartyName.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('nameAssigner', DirectoryString().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('partyName',
+                        DirectoryString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class AnotherName(univ.Sequence):
+    pass
+
+
+AnotherName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('type-id', univ.ObjectIdentifier()),
+    namedtype.NamedType('value', univ.Any().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+
+class GeneralName(univ.Choice):
+    pass
+
+
+GeneralName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('otherName',
+                        AnotherName().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.NamedType('rfc822Name',
+                        char.IA5String().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('dNSName',
+                        char.IA5String().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.NamedType('x400Address',
+                        ORAddress().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
+    namedtype.NamedType('directoryName',
+                        Name().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4))),
+    namedtype.NamedType('ediPartyName',
+                        EDIPartyName().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5))),
+    namedtype.NamedType('uniformResourceIdentifier',
+                        char.IA5String().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 6))),
+    namedtype.NamedType('iPAddress',
+                        univ.OctetString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 7))),
+    namedtype.NamedType('registeredID', univ.ObjectIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 8)))
+)
+
+
+class GeneralNames(univ.SequenceOf):
+    pass
+
+
+GeneralNames.componentType = GeneralName()
+GeneralNames.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class IssuerAltName(GeneralNames):
+    pass
+
+
+id_ce_cRLDistributionPoints = _OID(id_ce, 31)
+
+
+class CertPolicyId(univ.ObjectIdentifier):
+    pass
+
+
+class PolicyMappings(univ.SequenceOf):
+    pass
+
+
+PolicyMappings.componentType = univ.Sequence(componentType=namedtype.NamedTypes(
+    namedtype.NamedType('issuerDomainPolicy', CertPolicyId()),
+    namedtype.NamedType('subjectDomainPolicy', CertPolicyId())
+))
+
+PolicyMappings.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class PolicyQualifierId(univ.ObjectIdentifier):
+    pass
+
+
+holdInstruction = _OID(2, 2, 840, 10040, 2)
+
+id_ce_subjectDirectoryAttributes = _OID(id_ce, 9)
+
+id_holdinstruction_callissuer = _OID(holdInstruction, 2)
+
+
+class SubjectDirectoryAttributes(univ.SequenceOf):
+    pass
+
+
+SubjectDirectoryAttributes.componentType = Attribute()
+SubjectDirectoryAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+anyPolicy = _OID(id_ce_certificatePolicies, 0)
+
+id_ce_subjectAltName = _OID(id_ce, 17)
+
+id_kp_emailProtection = _OID(id_kp, 4)
+
+
+class ReasonFlags(univ.BitString):
+    pass
+
+
+ReasonFlags.namedValues = namedval.NamedValues(
+    ('unused', 0),
+    ('keyCompromise', 1),
+    ('cACompromise', 2),
+    ('affiliationChanged', 3),
+    ('superseded', 4),
+    ('cessationOfOperation', 5),
+    ('certificateHold', 6),
+    ('privilegeWithdrawn', 7),
+    ('aACompromise', 8)
+)
+
+
+class DistributionPointName(univ.Choice):
+    pass
+
+
+DistributionPointName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('fullName',
+                        GeneralNames().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('nameRelativeToCRLIssuer', RelativeDistinguishedName().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class DistributionPoint(univ.Sequence):
+    pass
+
+
+DistributionPoint.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('distributionPoint', DistributionPointName().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.OptionalNamedType('reasons', ReasonFlags().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('cRLIssuer', GeneralNames().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
+)
+
+id_ce_keyUsage = _OID(id_ce, 15)
+
+
+class PolicyQualifierInfo(univ.Sequence):
+    pass
+
+
+PolicyQualifierInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('policyQualifierId', PolicyQualifierId()),
+    namedtype.NamedType('qualifier', univ.Any())
+)
+
+
+class PolicyInformation(univ.Sequence):
+    pass
+
+
+PolicyInformation.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('policyIdentifier', CertPolicyId()),
+    namedtype.OptionalNamedType('policyQualifiers', univ.SequenceOf(componentType=PolicyQualifierInfo()))
+)
+
+
+class CertificatePolicies(univ.SequenceOf):
+    pass
+
+
+CertificatePolicies.componentType = PolicyInformation()
+CertificatePolicies.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+id_ce_basicConstraints = _OID(id_ce, 19)
+
+
+class HoldInstructionCode(univ.ObjectIdentifier):
+    pass
+
+
+class KeyPurposeId(univ.ObjectIdentifier):
+    pass
+
+
+class ExtKeyUsageSyntax(univ.SequenceOf):
+    pass
+
+
+ExtKeyUsageSyntax.componentType = KeyPurposeId()
+ExtKeyUsageSyntax.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class SubjectAltName(GeneralNames):
+    pass
+
+
+class BasicConstraints(univ.Sequence):
+    pass
+
+
+BasicConstraints.componentType = namedtype.NamedTypes(
+    namedtype.DefaultedNamedType('cA', univ.Boolean().subtype(value=0)),
+    namedtype.OptionalNamedType('pathLenConstraint',
+                                univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, MAX)))
+)
+
+
+class SkipCerts(univ.Integer):
+    pass
+
+
+SkipCerts.subtypeSpec = constraint.ValueRangeConstraint(0, MAX)
+
+
+class InhibitAnyPolicy(SkipCerts):
+    pass
+
+
+class CRLNumber(univ.Integer):
+    pass
+
+
+CRLNumber.subtypeSpec = constraint.ValueRangeConstraint(0, MAX)
+
+
+class BaseCRLNumber(CRLNumber):
+    pass
+
+
+class KeyIdentifier(univ.OctetString):
+    pass
+
+
+class AuthorityKeyIdentifier(univ.Sequence):
+    pass
+
+
+AuthorityKeyIdentifier.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('keyIdentifier', KeyIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('authorityCertIssuer', GeneralNames().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('authorityCertSerialNumber', CertificateSerialNumber().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
+)
+
+id_ce_nameConstraints = _OID(id_ce, 30)
+
+id_kp_serverAuth = _OID(id_kp, 1)
+
+id_ce_freshestCRL = _OID(id_ce, 46)
+
+id_ce_cRLReasons = _OID(id_ce, 21)
+
+
+class CRLDistributionPoints(univ.SequenceOf):
+    pass
+
+
+CRLDistributionPoints.componentType = DistributionPoint()
+CRLDistributionPoints.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class FreshestCRL(CRLDistributionPoints):
+    pass
+
+
+id_ce_inhibitAnyPolicy = _OID(id_ce, 54)
+
+
+class CRLReason(univ.Enumerated):
+    pass
+
+
+CRLReason.namedValues = namedval.NamedValues(
+    ('unspecified', 0),
+    ('keyCompromise', 1),
+    ('cACompromise', 2),
+    ('affiliationChanged', 3),
+    ('superseded', 4),
+    ('cessationOfOperation', 5),
+    ('certificateHold', 6),
+    ('removeFromCRL', 8),
+    ('privilegeWithdrawn', 9),
+    ('aACompromise', 10)
+)
+
+
+class BaseDistance(univ.Integer):
+    pass
+
+
+BaseDistance.subtypeSpec = constraint.ValueRangeConstraint(0, MAX)
+
+
+class GeneralSubtree(univ.Sequence):
+    pass
+
+
+GeneralSubtree.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('base', GeneralName()),
+    namedtype.DefaultedNamedType('minimum', BaseDistance().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)).subtype(value=0)),
+    namedtype.OptionalNamedType('maximum', BaseDistance().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class GeneralSubtrees(univ.SequenceOf):
+    pass
+
+
+GeneralSubtrees.componentType = GeneralSubtree()
+GeneralSubtrees.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class NameConstraints(univ.Sequence):
+    pass
+
+
+NameConstraints.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('permittedSubtrees', GeneralSubtrees().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('excludedSubtrees', GeneralSubtrees().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+id_pe_authorityInfoAccess = _OID(id_pe, 1)
+
+id_pe_subjectInfoAccess = _OID(id_pe, 11)
+
+id_ce_certificateIssuer = _OID(id_ce, 29)
+
+id_ce_invalidityDate = _OID(id_ce, 24)
+
+
+class DirectoryString(univ.Choice):
+    pass
+
+
+DirectoryString.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('any', univ.Any())
+)
+
+id_ce_authorityKeyIdentifier = _OID(id_ce, 35)
+
+
+class AccessDescription(univ.Sequence):
+    pass
+
+
+AccessDescription.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('accessMethod', univ.ObjectIdentifier()),
+    namedtype.NamedType('accessLocation', GeneralName())
+)
+
+
+class AuthorityInfoAccessSyntax(univ.SequenceOf):
+    pass
+
+
+AuthorityInfoAccessSyntax.componentType = AccessDescription()
+AuthorityInfoAccessSyntax.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+id_ce_issuingDistributionPoint = _OID(id_ce, 28)
+
+
+class CPSuri(char.IA5String):
+    pass
+
+
+class DisplayText(univ.Choice):
+    pass
+
+
+DisplayText.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('ia5String', char.IA5String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, 200))),
+    namedtype.NamedType('visibleString',
+                        char.VisibleString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, 200))),
+    namedtype.NamedType('bmpString', char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, 200))),
+    namedtype.NamedType('utf8String', char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, 200)))
+)
+
+
+class NoticeReference(univ.Sequence):
+    pass
+
+
+NoticeReference.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('organization', DisplayText()),
+    namedtype.NamedType('noticeNumbers', univ.SequenceOf(componentType=univ.Integer()))
+)
+
+
+class UserNotice(univ.Sequence):
+    pass
+
+
+UserNotice.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('noticeRef', NoticeReference()),
+    namedtype.OptionalNamedType('explicitText', DisplayText())
+)
+
+
+class PrivateKeyUsagePeriod(univ.Sequence):
+    pass
+
+
+PrivateKeyUsagePeriod.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('notBefore', useful.GeneralizedTime().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('notAfter', useful.GeneralizedTime().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+id_ce_subjectKeyIdentifier = _OID(id_ce, 14)
+
+
+class CertificateIssuer(GeneralNames):
+    pass
+
+
+class InvalidityDate(useful.GeneralizedTime):
+    pass
+
+
+class SubjectInfoAccessSyntax(univ.SequenceOf):
+    pass
+
+
+SubjectInfoAccessSyntax.componentType = AccessDescription()
+SubjectInfoAccessSyntax.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class KeyUsage(univ.BitString):
+    pass
+
+
+KeyUsage.namedValues = namedval.NamedValues(
+    ('digitalSignature', 0),
+    ('nonRepudiation', 1),
+    ('keyEncipherment', 2),
+    ('dataEncipherment', 3),
+    ('keyAgreement', 4),
+    ('keyCertSign', 5),
+    ('cRLSign', 6),
+    ('encipherOnly', 7),
+    ('decipherOnly', 8)
+)
+
+id_ce_extKeyUsage = _OID(id_ce, 37)
+
+anyExtendedKeyUsage = _OID(id_ce_extKeyUsage, 0)
+
+id_ce_privateKeyUsagePeriod = _OID(id_ce, 16)
+
+id_ce_policyMappings = _OID(id_ce, 33)
+
+id_ce_cRLNumber = _OID(id_ce, 20)
+
+id_ce_policyConstraints = _OID(id_ce, 36)
+
+id_holdinstruction_none = _OID(holdInstruction, 1)
+
+id_holdinstruction_reject = _OID(holdInstruction, 3)
+
+id_kp_timeStamping = _OID(id_kp, 8)
+
+
+class PolicyConstraints(univ.Sequence):
+    pass
+
+
+PolicyConstraints.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('requireExplicitPolicy',
+                                SkipCerts().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('inhibitPolicyMapping',
+                                SkipCerts().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class SubjectKeyIdentifier(KeyIdentifier):
+    pass
+
+
+id_kp_clientAuth = _OID(id_kp, 2)
+
+id_ce_deltaCRLIndicator = _OID(id_ce, 27)
+
+id_ce_issuerAltName = _OID(id_ce, 18)
+
+id_kp_codeSigning = _OID(id_kp, 3)
+
+id_ce_holdInstructionCode = _OID(id_ce, 23)
+
+
+class IssuingDistributionPoint(univ.Sequence):
+    pass
+
+
+IssuingDistributionPoint.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('distributionPoint', DistributionPointName().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.DefaultedNamedType('onlyContainsUserCerts', univ.Boolean().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)).subtype(value=0)),
+    namedtype.DefaultedNamedType('onlyContainsCACerts', univ.Boolean().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)).subtype(value=0)),
+    namedtype.OptionalNamedType('onlySomeReasons', ReasonFlags().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
+    namedtype.DefaultedNamedType('indirectCRL', univ.Boolean().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4)).subtype(value=0)),
+    namedtype.DefaultedNamedType('onlyContainsAttributeCerts', univ.Boolean().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 5)).subtype(value=0))
+)
diff --git a/pyasn1_modules/rfc3281.py b/pyasn1_modules/rfc3281.py
new file mode 100644
index 0000000..9ecc2cd
--- /dev/null
+++ b/pyasn1_modules/rfc3281.py
@@ -0,0 +1,331 @@
+# coding: utf-8
+#
+# This file is part of pyasn1-modules software.
+#
+# Created by Stanisław Pitucha with asn1ate tool.
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# An Internet Attribute Certificate Profile for Authorization
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc3281.txt
+#
+from pyasn1.type import char
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import tag
+from pyasn1.type import univ
+from pyasn1.type import useful
+
+from pyasn1_modules import rfc3280
+
+MAX = float('inf')
+
+
+def _buildOid(*components):
+    output = []
+    for x in tuple(components):
+        if isinstance(x, univ.ObjectIdentifier):
+            output.extend(list(x))
+        else:
+            output.append(int(x))
+
+    return univ.ObjectIdentifier(output)
+
+
+class ObjectDigestInfo(univ.Sequence):
+    pass
+
+
+ObjectDigestInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('digestedObjectType', univ.Enumerated(
+        namedValues=namedval.NamedValues(('publicKey', 0), ('publicKeyCert', 1), ('otherObjectTypes', 2)))),
+    namedtype.OptionalNamedType('otherObjectTypeID', univ.ObjectIdentifier()),
+    namedtype.NamedType('digestAlgorithm', rfc3280.AlgorithmIdentifier()),
+    namedtype.NamedType('objectDigest', univ.BitString())
+)
+
+
+class IssuerSerial(univ.Sequence):
+    pass
+
+
+IssuerSerial.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuer', rfc3280.GeneralNames()),
+    namedtype.NamedType('serial', rfc3280.CertificateSerialNumber()),
+    namedtype.OptionalNamedType('issuerUID', rfc3280.UniqueIdentifier())
+)
+
+
+class TargetCert(univ.Sequence):
+    pass
+
+
+TargetCert.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('targetCertificate', IssuerSerial()),
+    namedtype.OptionalNamedType('targetName', rfc3280.GeneralName()),
+    namedtype.OptionalNamedType('certDigestInfo', ObjectDigestInfo())
+)
+
+
+class Target(univ.Choice):
+    pass
+
+
+Target.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('targetName', rfc3280.GeneralName().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('targetGroup', rfc3280.GeneralName().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('targetCert',
+                        TargetCert().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2)))
+)
+
+
+class Targets(univ.SequenceOf):
+    pass
+
+
+Targets.componentType = Target()
+
+
+class ProxyInfo(univ.SequenceOf):
+    pass
+
+
+ProxyInfo.componentType = Targets()
+
+id_at_role = _buildOid(rfc3280.id_at, 72)
+
+id_pe_aaControls = _buildOid(rfc3280.id_pe, 6)
+
+id_ce_targetInformation = _buildOid(rfc3280.id_ce, 55)
+
+id_pe_ac_auditIdentity = _buildOid(rfc3280.id_pe, 4)
+
+
+class ClassList(univ.BitString):
+    pass
+
+
+ClassList.namedValues = namedval.NamedValues(
+    ('unmarked', 0),
+    ('unclassified', 1),
+    ('restricted', 2),
+    ('confidential', 3),
+    ('secret', 4),
+    ('topSecret', 5)
+)
+
+
+class SecurityCategory(univ.Sequence):
+    pass
+
+
+SecurityCategory.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('type', univ.ObjectIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('value', univ.Any().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class Clearance(univ.Sequence):
+    pass
+
+
+Clearance.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('policyId', univ.ObjectIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.DefaultedNamedType('classList',
+                                 ClassList().subtype(implicitTag=tag.Tag(tag.tagClassContext,
+                                                                         tag.tagFormatSimple, 1)).subtype(
+                                     value="unclassified")),
+    namedtype.OptionalNamedType('securityCategories', univ.SetOf(componentType=SecurityCategory()).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
+)
+
+
+class AttCertVersion(univ.Integer):
+    pass
+
+
+AttCertVersion.namedValues = namedval.NamedValues(
+    ('v2', 1)
+)
+
+id_aca = _buildOid(rfc3280.id_pkix, 10)
+
+id_at_clearance = _buildOid(2, 5, 1, 5, 55)
+
+
+class AttrSpec(univ.SequenceOf):
+    pass
+
+
+AttrSpec.componentType = univ.ObjectIdentifier()
+
+
+class AAControls(univ.Sequence):
+    pass
+
+
+AAControls.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('pathLenConstraint',
+                                univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, MAX))),
+    namedtype.OptionalNamedType('permittedAttrs',
+                                AttrSpec().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('excludedAttrs',
+                                AttrSpec().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.DefaultedNamedType('permitUnSpecified', univ.Boolean().subtype(value=1))
+)
+
+
+class AttCertValidityPeriod(univ.Sequence):
+    pass
+
+
+AttCertValidityPeriod.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('notBeforeTime', useful.GeneralizedTime()),
+    namedtype.NamedType('notAfterTime', useful.GeneralizedTime())
+)
+
+
+id_aca_authenticationInfo = _buildOid(id_aca, 1)
+
+
+class V2Form(univ.Sequence):
+    pass
+
+
+V2Form.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('issuerName', rfc3280.GeneralNames()),
+    namedtype.OptionalNamedType('baseCertificateID', IssuerSerial().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.OptionalNamedType('objectDigestInfo', ObjectDigestInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+)
+
+
+class AttCertIssuer(univ.Choice):
+    pass
+
+
+AttCertIssuer.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('v1Form', rfc3280.GeneralNames()),
+    namedtype.NamedType('v2Form',
+                        V2Form().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+)
+
+
+class Holder(univ.Sequence):
+    pass
+
+
+Holder.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('baseCertificateID', IssuerSerial().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.OptionalNamedType('entityName', rfc3280.GeneralNames().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('objectDigestInfo', ObjectDigestInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2)))
+)
+
+
+class AttributeCertificateInfo(univ.Sequence):
+    pass
+
+
+AttributeCertificateInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', AttCertVersion()),
+    namedtype.NamedType('holder', Holder()),
+    namedtype.NamedType('issuer', AttCertIssuer()),
+    namedtype.NamedType('signature', rfc3280.AlgorithmIdentifier()),
+    namedtype.NamedType('serialNumber', rfc3280.CertificateSerialNumber()),
+    namedtype.NamedType('attrCertValidityPeriod', AttCertValidityPeriod()),
+    namedtype.NamedType('attributes', univ.SequenceOf(componentType=rfc3280.Attribute())),
+    namedtype.OptionalNamedType('issuerUniqueID', rfc3280.UniqueIdentifier()),
+    namedtype.OptionalNamedType('extensions', rfc3280.Extensions())
+)
+
+
+class AttributeCertificate(univ.Sequence):
+    pass
+
+
+AttributeCertificate.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('acinfo', AttributeCertificateInfo()),
+    namedtype.NamedType('signatureAlgorithm', rfc3280.AlgorithmIdentifier()),
+    namedtype.NamedType('signatureValue', univ.BitString())
+)
+
+id_mod = _buildOid(rfc3280.id_pkix, 0)
+
+id_mod_attribute_cert = _buildOid(id_mod, 12)
+
+id_aca_accessIdentity = _buildOid(id_aca, 2)
+
+
+class RoleSyntax(univ.Sequence):
+    pass
+
+
+RoleSyntax.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('roleAuthority', rfc3280.GeneralNames().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('roleName',
+                        rfc3280.GeneralName().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+id_aca_chargingIdentity = _buildOid(id_aca, 3)
+
+
+class ACClearAttrs(univ.Sequence):
+    pass
+
+
+ACClearAttrs.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('acIssuer', rfc3280.GeneralName()),
+    namedtype.NamedType('acSerial', univ.Integer()),
+    namedtype.NamedType('attrs', univ.SequenceOf(componentType=rfc3280.Attribute()))
+)
+
+id_aca_group = _buildOid(id_aca, 4)
+
+id_pe_ac_proxying = _buildOid(rfc3280.id_pe, 10)
+
+
+class SvceAuthInfo(univ.Sequence):
+    pass
+
+
+SvceAuthInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('service', rfc3280.GeneralName()),
+    namedtype.NamedType('ident', rfc3280.GeneralName()),
+    namedtype.OptionalNamedType('authInfo', univ.OctetString())
+)
+
+
+class IetfAttrSyntax(univ.Sequence):
+    pass
+
+
+IetfAttrSyntax.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType(
+        'policyAuthority', rfc3280.GeneralNames().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))
+    ),
+    namedtype.NamedType(
+        'values', univ.SequenceOf(
+            componentType=univ.Choice(
+                componentType=namedtype.NamedTypes(
+                    namedtype.NamedType('octets', univ.OctetString()),
+                    namedtype.NamedType('oid', univ.ObjectIdentifier()),
+                    namedtype.NamedType('string', char.UTF8String())
+                )
+            )
+        )
+    )
+)
+
+id_aca_encAttrs = _buildOid(id_aca, 6)
diff --git a/pyasn1_modules/rfc3412.py b/pyasn1_modules/rfc3412.py
new file mode 100644
index 0000000..1492e62
--- /dev/null
+++ b/pyasn1_modules/rfc3412.py
@@ -0,0 +1,53 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# SNMPv3 message syntax
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc3412.txt
+#
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import univ
+
+from pyasn1_modules import rfc1905
+
+
+class ScopedPDU(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('contextEngineId', univ.OctetString()),
+        namedtype.NamedType('contextName', univ.OctetString()),
+        namedtype.NamedType('data', rfc1905.PDUs())
+    )
+
+
+class ScopedPduData(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('plaintext', ScopedPDU()),
+        namedtype.NamedType('encryptedPDU', univ.OctetString()),
+    )
+
+
+class HeaderData(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('msgID',
+                            univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, 2147483647))),
+        namedtype.NamedType('msgMaxSize',
+                            univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(484, 2147483647))),
+        namedtype.NamedType('msgFlags', univ.OctetString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, 1))),
+        namedtype.NamedType('msgSecurityModel',
+                            univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(1, 2147483647)))
+    )
+
+
+class SNMPv3Message(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('msgVersion',
+                            univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, 2147483647))),
+        namedtype.NamedType('msgGlobalData', HeaderData()),
+        namedtype.NamedType('msgSecurityParameters', univ.OctetString()),
+        namedtype.NamedType('msgData', ScopedPduData())
+    )
diff --git a/pyasn1_modules/rfc3414.py b/pyasn1_modules/rfc3414.py
new file mode 100644
index 0000000..cac18cf
--- /dev/null
+++ b/pyasn1_modules/rfc3414.py
@@ -0,0 +1,28 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# SNMPv3 message syntax
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc3414.txt
+#
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import univ
+
+
+class UsmSecurityParameters(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('msgAuthoritativeEngineID', univ.OctetString()),
+        namedtype.NamedType('msgAuthoritativeEngineBoots',
+                            univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, 2147483647))),
+        namedtype.NamedType('msgAuthoritativeEngineTime',
+                            univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, 2147483647))),
+        namedtype.NamedType('msgUserName',
+                            univ.OctetString().subtype(subtypeSpec=constraint.ValueSizeConstraint(0, 32))),
+        namedtype.NamedType('msgAuthenticationParameters', univ.OctetString()),
+        namedtype.NamedType('msgPrivacyParameters', univ.OctetString())
+    )
diff --git a/pyasn1_modules/rfc3447.py b/pyasn1_modules/rfc3447.py
new file mode 100644
index 0000000..a2950aa
--- /dev/null
+++ b/pyasn1_modules/rfc3447.py
@@ -0,0 +1,45 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# PKCS#1 syntax
+#
+# ASN.1 source from:
+# ftp://ftp.rsasecurity.com/pub/pkcs/pkcs-1/pkcs-1v2-1.asn
+#
+# Sample captures could be obtained with "openssl genrsa" command
+#
+from pyasn1.type import constraint
+from pyasn1.type import namedval
+
+from pyasn1_modules.rfc2437 import *
+
+
+class OtherPrimeInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('prime', univ.Integer()),
+        namedtype.NamedType('exponent', univ.Integer()),
+        namedtype.NamedType('coefficient', univ.Integer())
+    )
+
+
+class OtherPrimeInfos(univ.SequenceOf):
+    componentType = OtherPrimeInfo()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
+
+
+class RSAPrivateKey(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', univ.Integer(namedValues=namedval.NamedValues(('two-prime', 0), ('multi', 1)))),
+        namedtype.NamedType('modulus', univ.Integer()),
+        namedtype.NamedType('publicExponent', univ.Integer()),
+        namedtype.NamedType('privateExponent', univ.Integer()),
+        namedtype.NamedType('prime1', univ.Integer()),
+        namedtype.NamedType('prime2', univ.Integer()),
+        namedtype.NamedType('exponent1', univ.Integer()),
+        namedtype.NamedType('exponent2', univ.Integer()),
+        namedtype.NamedType('coefficient', univ.Integer()),
+        namedtype.OptionalNamedType('otherPrimeInfos', OtherPrimeInfos())
+    )
diff --git a/pyasn1_modules/rfc3852.py b/pyasn1_modules/rfc3852.py
new file mode 100644
index 0000000..3b17fe5
--- /dev/null
+++ b/pyasn1_modules/rfc3852.py
@@ -0,0 +1,706 @@
+# coding: utf-8
+#
+# This file is part of pyasn1-modules software.
+#
+# Created by Stanisław Pitucha with asn1ate tool.
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# Cryptographic Message Syntax (CMS)
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc3852.txt
+#
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import tag
+from pyasn1.type import univ
+from pyasn1.type import useful
+
+from pyasn1_modules import rfc3280
+from pyasn1_modules import rfc3281
+
+MAX = float('inf')
+
+
+def _buildOid(*components):
+    output = []
+    for x in tuple(components):
+        if isinstance(x, univ.ObjectIdentifier):
+            output.extend(list(x))
+        else:
+            output.append(int(x))
+
+    return univ.ObjectIdentifier(output)
+
+
+class AttributeValue(univ.Any):
+    pass
+
+
+class Attribute(univ.Sequence):
+    pass
+
+
+Attribute.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('attrType', univ.ObjectIdentifier()),
+    namedtype.NamedType('attrValues', univ.SetOf(componentType=AttributeValue()))
+)
+
+
+class SignedAttributes(univ.SetOf):
+    pass
+
+
+SignedAttributes.componentType = Attribute()
+SignedAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class OtherRevocationInfoFormat(univ.Sequence):
+    pass
+
+
+OtherRevocationInfoFormat.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('otherRevInfoFormat', univ.ObjectIdentifier()),
+    namedtype.NamedType('otherRevInfo', univ.Any())
+)
+
+
+class RevocationInfoChoice(univ.Choice):
+    pass
+
+
+RevocationInfoChoice.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('crl', rfc3280.CertificateList()),
+    namedtype.NamedType('other', OtherRevocationInfoFormat().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+)
+
+
+class RevocationInfoChoices(univ.SetOf):
+    pass
+
+
+RevocationInfoChoices.componentType = RevocationInfoChoice()
+
+
+class OtherKeyAttribute(univ.Sequence):
+    pass
+
+
+OtherKeyAttribute.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('keyAttrId', univ.ObjectIdentifier()),
+    namedtype.OptionalNamedType('keyAttr', univ.Any())
+)
+
+id_signedData = _buildOid(1, 2, 840, 113549, 1, 7, 2)
+
+
+class KeyEncryptionAlgorithmIdentifier(rfc3280.AlgorithmIdentifier):
+    pass
+
+
+class EncryptedKey(univ.OctetString):
+    pass
+
+
+class CMSVersion(univ.Integer):
+    pass
+
+
+CMSVersion.namedValues = namedval.NamedValues(
+    ('v0', 0),
+    ('v1', 1),
+    ('v2', 2),
+    ('v3', 3),
+    ('v4', 4),
+    ('v5', 5)
+)
+
+
+class KEKIdentifier(univ.Sequence):
+    pass
+
+
+KEKIdentifier.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('keyIdentifier', univ.OctetString()),
+    namedtype.OptionalNamedType('date', useful.GeneralizedTime()),
+    namedtype.OptionalNamedType('other', OtherKeyAttribute())
+)
+
+
+class KEKRecipientInfo(univ.Sequence):
+    pass
+
+
+KEKRecipientInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('kekid', KEKIdentifier()),
+    namedtype.NamedType('keyEncryptionAlgorithm', KeyEncryptionAlgorithmIdentifier()),
+    namedtype.NamedType('encryptedKey', EncryptedKey())
+)
+
+
+class KeyDerivationAlgorithmIdentifier(rfc3280.AlgorithmIdentifier):
+    pass
+
+
+class PasswordRecipientInfo(univ.Sequence):
+    pass
+
+
+PasswordRecipientInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.OptionalNamedType('keyDerivationAlgorithm', KeyDerivationAlgorithmIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('keyEncryptionAlgorithm', KeyEncryptionAlgorithmIdentifier()),
+    namedtype.NamedType('encryptedKey', EncryptedKey())
+)
+
+
+class OtherRecipientInfo(univ.Sequence):
+    pass
+
+
+OtherRecipientInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('oriType', univ.ObjectIdentifier()),
+    namedtype.NamedType('oriValue', univ.Any())
+)
+
+
+class IssuerAndSerialNumber(univ.Sequence):
+    pass
+
+
+IssuerAndSerialNumber.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuer', rfc3280.Name()),
+    namedtype.NamedType('serialNumber', rfc3280.CertificateSerialNumber())
+)
+
+
+class SubjectKeyIdentifier(univ.OctetString):
+    pass
+
+
+class RecipientKeyIdentifier(univ.Sequence):
+    pass
+
+
+RecipientKeyIdentifier.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('subjectKeyIdentifier', SubjectKeyIdentifier()),
+    namedtype.OptionalNamedType('date', useful.GeneralizedTime()),
+    namedtype.OptionalNamedType('other', OtherKeyAttribute())
+)
+
+
+class KeyAgreeRecipientIdentifier(univ.Choice):
+    pass
+
+
+KeyAgreeRecipientIdentifier.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
+    namedtype.NamedType('rKeyId', RecipientKeyIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+)
+
+
+class RecipientEncryptedKey(univ.Sequence):
+    pass
+
+
+RecipientEncryptedKey.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('rid', KeyAgreeRecipientIdentifier()),
+    namedtype.NamedType('encryptedKey', EncryptedKey())
+)
+
+
+class RecipientEncryptedKeys(univ.SequenceOf):
+    pass
+
+
+RecipientEncryptedKeys.componentType = RecipientEncryptedKey()
+
+
+class UserKeyingMaterial(univ.OctetString):
+    pass
+
+
+class OriginatorPublicKey(univ.Sequence):
+    pass
+
+
+OriginatorPublicKey.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('algorithm', rfc3280.AlgorithmIdentifier()),
+    namedtype.NamedType('publicKey', univ.BitString())
+)
+
+
+class OriginatorIdentifierOrKey(univ.Choice):
+    pass
+
+
+OriginatorIdentifierOrKey.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
+    namedtype.NamedType('subjectKeyIdentifier', SubjectKeyIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('originatorKey', OriginatorPublicKey().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+)
+
+
+class KeyAgreeRecipientInfo(univ.Sequence):
+    pass
+
+
+KeyAgreeRecipientInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('originator', OriginatorIdentifierOrKey().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.OptionalNamedType('ukm', UserKeyingMaterial().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('keyEncryptionAlgorithm', KeyEncryptionAlgorithmIdentifier()),
+    namedtype.NamedType('recipientEncryptedKeys', RecipientEncryptedKeys())
+)
+
+
+class RecipientIdentifier(univ.Choice):
+    pass
+
+
+RecipientIdentifier.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
+    namedtype.NamedType('subjectKeyIdentifier', SubjectKeyIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+
+class KeyTransRecipientInfo(univ.Sequence):
+    pass
+
+
+KeyTransRecipientInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('rid', RecipientIdentifier()),
+    namedtype.NamedType('keyEncryptionAlgorithm', KeyEncryptionAlgorithmIdentifier()),
+    namedtype.NamedType('encryptedKey', EncryptedKey())
+)
+
+
+class RecipientInfo(univ.Choice):
+    pass
+
+
+RecipientInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('ktri', KeyTransRecipientInfo()),
+    namedtype.NamedType('kari', KeyAgreeRecipientInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
+    namedtype.NamedType('kekri', KEKRecipientInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
+    namedtype.NamedType('pwri', PasswordRecipientInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+    namedtype.NamedType('ori', OtherRecipientInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4)))
+)
+
+
+class RecipientInfos(univ.SetOf):
+    pass
+
+
+RecipientInfos.componentType = RecipientInfo()
+RecipientInfos.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class DigestAlgorithmIdentifier(rfc3280.AlgorithmIdentifier):
+    pass
+
+
+class Signature(univ.BitString):
+    pass
+
+
+class SignerIdentifier(univ.Choice):
+    pass
+
+
+SignerIdentifier.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
+    namedtype.NamedType('subjectKeyIdentifier', SubjectKeyIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+
+class UnprotectedAttributes(univ.SetOf):
+    pass
+
+
+UnprotectedAttributes.componentType = Attribute()
+UnprotectedAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class ContentType(univ.ObjectIdentifier):
+    pass
+
+
+class EncryptedContent(univ.OctetString):
+    pass
+
+
+class ContentEncryptionAlgorithmIdentifier(rfc3280.AlgorithmIdentifier):
+    pass
+
+
+class EncryptedContentInfo(univ.Sequence):
+    pass
+
+
+EncryptedContentInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('contentType', ContentType()),
+    namedtype.NamedType('contentEncryptionAlgorithm', ContentEncryptionAlgorithmIdentifier()),
+    namedtype.OptionalNamedType('encryptedContent', EncryptedContent().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+
+class EncryptedData(univ.Sequence):
+    pass
+
+
+EncryptedData.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('encryptedContentInfo', EncryptedContentInfo()),
+    namedtype.OptionalNamedType('unprotectedAttrs', UnprotectedAttributes().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+id_contentType = _buildOid(1, 2, 840, 113549, 1, 9, 3)
+
+id_data = _buildOid(1, 2, 840, 113549, 1, 7, 1)
+
+id_messageDigest = _buildOid(1, 2, 840, 113549, 1, 9, 4)
+
+
+class DigestAlgorithmIdentifiers(univ.SetOf):
+    pass
+
+
+DigestAlgorithmIdentifiers.componentType = DigestAlgorithmIdentifier()
+
+
+class EncapsulatedContentInfo(univ.Sequence):
+    pass
+
+
+EncapsulatedContentInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('eContentType', ContentType()),
+    namedtype.OptionalNamedType('eContent', univ.OctetString().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+
+class Digest(univ.OctetString):
+    pass
+
+
+class DigestedData(univ.Sequence):
+    pass
+
+
+DigestedData.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('digestAlgorithm', DigestAlgorithmIdentifier()),
+    namedtype.NamedType('encapContentInfo', EncapsulatedContentInfo()),
+    namedtype.NamedType('digest', Digest())
+)
+
+
+class ContentInfo(univ.Sequence):
+    pass
+
+
+ContentInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('contentType', ContentType()),
+    namedtype.NamedType('content', univ.Any().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+
+class UnauthAttributes(univ.SetOf):
+    pass
+
+
+UnauthAttributes.componentType = Attribute()
+UnauthAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class ExtendedCertificateInfo(univ.Sequence):
+    pass
+
+
+ExtendedCertificateInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('certificate', rfc3280.Certificate()),
+    namedtype.NamedType('attributes', UnauthAttributes())
+)
+
+
+class SignatureAlgorithmIdentifier(rfc3280.AlgorithmIdentifier):
+    pass
+
+
+class ExtendedCertificate(univ.Sequence):
+    pass
+
+
+ExtendedCertificate.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('extendedCertificateInfo', ExtendedCertificateInfo()),
+    namedtype.NamedType('signatureAlgorithm', SignatureAlgorithmIdentifier()),
+    namedtype.NamedType('signature', Signature())
+)
+
+
+class OtherCertificateFormat(univ.Sequence):
+    pass
+
+
+OtherCertificateFormat.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('otherCertFormat', univ.ObjectIdentifier()),
+    namedtype.NamedType('otherCert', univ.Any())
+)
+
+
+class AttributeCertificateV2(rfc3281.AttributeCertificate):
+    pass
+
+
+class AttCertVersionV1(univ.Integer):
+    pass
+
+
+AttCertVersionV1.namedValues = namedval.NamedValues(
+    ('v1', 0)
+)
+
+
+class AttributeCertificateInfoV1(univ.Sequence):
+    pass
+
+
+AttributeCertificateInfoV1.componentType = namedtype.NamedTypes(
+    namedtype.DefaultedNamedType('version', AttCertVersionV1().subtype(value="v1")),
+    namedtype.NamedType(
+        'subject', univ.Choice(
+            componentType=namedtype.NamedTypes(
+                namedtype.NamedType('baseCertificateID', rfc3281.IssuerSerial().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+                namedtype.NamedType('subjectName', rfc3280.GeneralNames().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+            )
+        )
+    ),
+    namedtype.NamedType('issuer', rfc3280.GeneralNames()),
+    namedtype.NamedType('signature', rfc3280.AlgorithmIdentifier()),
+    namedtype.NamedType('serialNumber', rfc3280.CertificateSerialNumber()),
+    namedtype.NamedType('attCertValidityPeriod', rfc3281.AttCertValidityPeriod()),
+    namedtype.NamedType('attributes', univ.SequenceOf(componentType=rfc3280.Attribute())),
+    namedtype.OptionalNamedType('issuerUniqueID', rfc3280.UniqueIdentifier()),
+    namedtype.OptionalNamedType('extensions', rfc3280.Extensions())
+)
+
+
+class AttributeCertificateV1(univ.Sequence):
+    pass
+
+
+AttributeCertificateV1.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('acInfo', AttributeCertificateInfoV1()),
+    namedtype.NamedType('signatureAlgorithm', rfc3280.AlgorithmIdentifier()),
+    namedtype.NamedType('signature', univ.BitString())
+)
+
+
+class CertificateChoices(univ.Choice):
+    pass
+
+
+CertificateChoices.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('certificate', rfc3280.Certificate()),
+    namedtype.NamedType('extendedCertificate', ExtendedCertificate().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.NamedType('v1AttrCert', AttributeCertificateV1().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('v2AttrCert', AttributeCertificateV2().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.NamedType('other', OtherCertificateFormat().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3)))
+)
+
+
+class CertificateSet(univ.SetOf):
+    pass
+
+
+CertificateSet.componentType = CertificateChoices()
+
+
+class MessageAuthenticationCode(univ.OctetString):
+    pass
+
+
+class UnsignedAttributes(univ.SetOf):
+    pass
+
+
+UnsignedAttributes.componentType = Attribute()
+UnsignedAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class SignatureValue(univ.OctetString):
+    pass
+
+
+class SignerInfo(univ.Sequence):
+    pass
+
+
+SignerInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('sid', SignerIdentifier()),
+    namedtype.NamedType('digestAlgorithm', DigestAlgorithmIdentifier()),
+    namedtype.OptionalNamedType('signedAttrs', SignedAttributes().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('signatureAlgorithm', SignatureAlgorithmIdentifier()),
+    namedtype.NamedType('signature', SignatureValue()),
+    namedtype.OptionalNamedType('unsignedAttrs', UnsignedAttributes().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class SignerInfos(univ.SetOf):
+    pass
+
+
+SignerInfos.componentType = SignerInfo()
+
+
+class SignedData(univ.Sequence):
+    pass
+
+
+SignedData.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('digestAlgorithms', DigestAlgorithmIdentifiers()),
+    namedtype.NamedType('encapContentInfo', EncapsulatedContentInfo()),
+    namedtype.OptionalNamedType('certificates', CertificateSet().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('crls', RevocationInfoChoices().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('signerInfos', SignerInfos())
+)
+
+
+class MessageAuthenticationCodeAlgorithm(rfc3280.AlgorithmIdentifier):
+    pass
+
+
+class MessageDigest(univ.OctetString):
+    pass
+
+
+class Time(univ.Choice):
+    pass
+
+
+Time.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('utcTime', useful.UTCTime()),
+    namedtype.NamedType('generalTime', useful.GeneralizedTime())
+)
+
+
+class OriginatorInfo(univ.Sequence):
+    pass
+
+
+OriginatorInfo.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('certs', CertificateSet().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('crls', RevocationInfoChoices().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class AuthAttributes(univ.SetOf):
+    pass
+
+
+AuthAttributes.componentType = Attribute()
+AuthAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class AuthenticatedData(univ.Sequence):
+    pass
+
+
+AuthenticatedData.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.OptionalNamedType('originatorInfo', OriginatorInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.NamedType('recipientInfos', RecipientInfos()),
+    namedtype.NamedType('macAlgorithm', MessageAuthenticationCodeAlgorithm()),
+    namedtype.OptionalNamedType('digestAlgorithm', DigestAlgorithmIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('encapContentInfo', EncapsulatedContentInfo()),
+    namedtype.OptionalNamedType('authAttrs', AuthAttributes().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.NamedType('mac', MessageAuthenticationCode()),
+    namedtype.OptionalNamedType('unauthAttrs', UnauthAttributes().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+)
+
+id_ct_contentInfo = _buildOid(1, 2, 840, 113549, 1, 9, 16, 1, 6)
+
+id_envelopedData = _buildOid(1, 2, 840, 113549, 1, 7, 3)
+
+
+class EnvelopedData(univ.Sequence):
+    pass
+
+
+EnvelopedData.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.OptionalNamedType('originatorInfo', OriginatorInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.NamedType('recipientInfos', RecipientInfos()),
+    namedtype.NamedType('encryptedContentInfo', EncryptedContentInfo()),
+    namedtype.OptionalNamedType('unprotectedAttrs', UnprotectedAttributes().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class Countersignature(SignerInfo):
+    pass
+
+
+id_digestedData = _buildOid(1, 2, 840, 113549, 1, 7, 5)
+
+id_signingTime = _buildOid(1, 2, 840, 113549, 1, 9, 5)
+
+
+class ExtendedCertificateOrCertificate(univ.Choice):
+    pass
+
+
+ExtendedCertificateOrCertificate.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('certificate', rfc3280.Certificate()),
+    namedtype.NamedType('extendedCertificate', ExtendedCertificate().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+)
+
+id_encryptedData = _buildOid(1, 2, 840, 113549, 1, 7, 6)
+
+id_ct_authData = _buildOid(1, 2, 840, 113549, 1, 9, 16, 1, 2)
+
+
+class SigningTime(Time):
+    pass
+
+
+id_countersignature = _buildOid(1, 2, 840, 113549, 1, 9, 6)
diff --git a/pyasn1_modules/rfc4210.py b/pyasn1_modules/rfc4210.py
new file mode 100644
index 0000000..b93464f
--- /dev/null
+++ b/pyasn1_modules/rfc4210.py
@@ -0,0 +1,797 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# Certificate Management Protocol structures as per RFC4210
+#
+# Based on Alex Railean's work
+#
+from pyasn1.type import char
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import tag
+from pyasn1.type import univ
+from pyasn1.type import useful
+
+from pyasn1_modules import rfc2314
+from pyasn1_modules import rfc2459
+from pyasn1_modules import rfc2511
+
+MAX = float('inf')
+
+
+class KeyIdentifier(univ.OctetString):
+    pass
+
+
+class CMPCertificate(rfc2459.Certificate):
+    pass
+
+
+class OOBCert(CMPCertificate):
+    pass
+
+
+class CertAnnContent(CMPCertificate):
+    pass
+
+
+class PKIFreeText(univ.SequenceOf):
+    """
+    PKIFreeText ::= SEQUENCE SIZE (1..MAX) OF UTF8String
+    """
+    componentType = char.UTF8String()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
+
+
+class PollRepContent(univ.SequenceOf):
+    """
+         PollRepContent ::= SEQUENCE OF SEQUENCE {
+         certReqId              INTEGER,
+         checkAfter             INTEGER,  -- time in seconds
+         reason                 PKIFreeText OPTIONAL
+     }
+    """
+
+    class CertReq(univ.Sequence):
+        componentType = namedtype.NamedTypes(
+            namedtype.NamedType('certReqId', univ.Integer()),
+            namedtype.NamedType('checkAfter', univ.Integer()),
+            namedtype.OptionalNamedType('reason', PKIFreeText())
+        )
+
+    componentType = CertReq()
+
+
+class PollReqContent(univ.SequenceOf):
+    """
+         PollReqContent ::= SEQUENCE OF SEQUENCE {
+         certReqId              INTEGER
+     }
+
+    """
+
+    class CertReq(univ.Sequence):
+        componentType = namedtype.NamedTypes(
+            namedtype.NamedType('certReqId', univ.Integer())
+        )
+
+    componentType = CertReq()
+
+
+class InfoTypeAndValue(univ.Sequence):
+    """
+    InfoTypeAndValue ::= SEQUENCE {
+     infoType               OBJECT IDENTIFIER,
+     infoValue              ANY DEFINED BY infoType  OPTIONAL
+    }"""
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('infoType', univ.ObjectIdentifier()),
+        namedtype.OptionalNamedType('infoValue', univ.Any())
+    )
+
+
+class GenRepContent(univ.SequenceOf):
+    componentType = InfoTypeAndValue()
+
+
+class GenMsgContent(univ.SequenceOf):
+    componentType = InfoTypeAndValue()
+
+
+class PKIConfirmContent(univ.Null):
+    pass
+
+
+class CRLAnnContent(univ.SequenceOf):
+    componentType = rfc2459.CertificateList()
+
+
+class CAKeyUpdAnnContent(univ.Sequence):
+    """
+    CAKeyUpdAnnContent ::= SEQUENCE {
+         oldWithNew   CMPCertificate,
+         newWithOld   CMPCertificate,
+         newWithNew   CMPCertificate
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('oldWithNew', CMPCertificate()),
+        namedtype.NamedType('newWithOld', CMPCertificate()),
+        namedtype.NamedType('newWithNew', CMPCertificate())
+    )
+
+
+class RevDetails(univ.Sequence):
+    """
+    RevDetails ::= SEQUENCE {
+         certDetails         CertTemplate,
+         crlEntryDetails     Extensions       OPTIONAL
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('certDetails', rfc2511.CertTemplate()),
+        namedtype.OptionalNamedType('crlEntryDetails', rfc2459.Extensions())
+    )
+
+
+class RevReqContent(univ.SequenceOf):
+    componentType = RevDetails()
+
+
+class CertOrEncCert(univ.Choice):
+    """
+     CertOrEncCert ::= CHOICE {
+         certificate     [0] CMPCertificate,
+         encryptedCert   [1] EncryptedValue
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('certificate', CMPCertificate().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.NamedType('encryptedCert', rfc2511.EncryptedValue().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+    )
+
+
+class CertifiedKeyPair(univ.Sequence):
+    """
+    CertifiedKeyPair ::= SEQUENCE {
+         certOrEncCert       CertOrEncCert,
+         privateKey      [0] EncryptedValue      OPTIONAL,
+         publicationInfo [1] PKIPublicationInfo  OPTIONAL
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('certOrEncCert', CertOrEncCert()),
+        namedtype.OptionalNamedType('privateKey', rfc2511.EncryptedValue().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.OptionalNamedType('publicationInfo', rfc2511.PKIPublicationInfo().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+    )
+
+
+class POPODecKeyRespContent(univ.SequenceOf):
+    componentType = univ.Integer()
+
+
+class Challenge(univ.Sequence):
+    """
+    Challenge ::= SEQUENCE {
+         owf                 AlgorithmIdentifier  OPTIONAL,
+         witness             OCTET STRING,
+         challenge           OCTET STRING
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('owf', rfc2459.AlgorithmIdentifier()),
+        namedtype.NamedType('witness', univ.OctetString()),
+        namedtype.NamedType('challenge', univ.OctetString())
+    )
+
+
+class PKIStatus(univ.Integer):
+    """
+    PKIStatus ::= INTEGER {
+         accepted                (0),
+         grantedWithMods        (1),
+         rejection              (2),
+         waiting                (3),
+         revocationWarning      (4),
+         revocationNotification (5),
+         keyUpdateWarning       (6)
+     }
+    """
+    namedValues = namedval.NamedValues(
+        ('accepted', 0),
+        ('grantedWithMods', 1),
+        ('rejection', 2),
+        ('waiting', 3),
+        ('revocationWarning', 4),
+        ('revocationNotification', 5),
+        ('keyUpdateWarning', 6)
+    )
+
+
+class PKIFailureInfo(univ.BitString):
+    """
+    PKIFailureInfo ::= BIT STRING {
+         badAlg              (0),
+         badMessageCheck     (1),
+         badRequest          (2),
+         badTime             (3),
+         badCertId           (4),
+         badDataFormat       (5),
+         wrongAuthority      (6),
+         incorrectData       (7),
+         missingTimeStamp    (8),
+         badPOP              (9),
+         certRevoked         (10),
+         certConfirmed       (11),
+         wrongIntegrity      (12),
+         badRecipientNonce   (13),
+         timeNotAvailable    (14),
+         unacceptedPolicy    (15),
+         unacceptedExtension (16),
+         addInfoNotAvailable (17),
+         badSenderNonce      (18),
+         badCertTemplate     (19),
+         signerNotTrusted    (20),
+         transactionIdInUse  (21),
+         unsupportedVersion  (22),
+         notAuthorized       (23),
+         systemUnavail       (24),
+         systemFailure       (25),
+         duplicateCertReq    (26)
+    """
+    namedValues = namedval.NamedValues(
+        ('badAlg', 0),
+        ('badMessageCheck', 1),
+        ('badRequest', 2),
+        ('badTime', 3),
+        ('badCertId', 4),
+        ('badDataFormat', 5),
+        ('wrongAuthority', 6),
+        ('incorrectData', 7),
+        ('missingTimeStamp', 8),
+        ('badPOP', 9),
+        ('certRevoked', 10),
+        ('certConfirmed', 11),
+        ('wrongIntegrity', 12),
+        ('badRecipientNonce', 13),
+        ('timeNotAvailable', 14),
+        ('unacceptedPolicy', 15),
+        ('unacceptedExtension', 16),
+        ('addInfoNotAvailable', 17),
+        ('badSenderNonce', 18),
+        ('badCertTemplate', 19),
+        ('signerNotTrusted', 20),
+        ('transactionIdInUse', 21),
+        ('unsupportedVersion', 22),
+        ('notAuthorized', 23),
+        ('systemUnavail', 24),
+        ('systemFailure', 25),
+        ('duplicateCertReq', 26)
+    )
+
+
+class PKIStatusInfo(univ.Sequence):
+    """
+    PKIStatusInfo ::= SEQUENCE {
+         status        PKIStatus,
+         statusString  PKIFreeText     OPTIONAL,
+         failInfo      PKIFailureInfo  OPTIONAL
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('status', PKIStatus()),
+        namedtype.OptionalNamedType('statusString', PKIFreeText()),
+        namedtype.OptionalNamedType('failInfo', PKIFailureInfo())
+    )
+
+
+class ErrorMsgContent(univ.Sequence):
+    """
+    ErrorMsgContent ::= SEQUENCE {
+         pKIStatusInfo          PKIStatusInfo,
+         errorCode              INTEGER           OPTIONAL,
+         -- implementation-specific error codes
+         errorDetails           PKIFreeText       OPTIONAL
+         -- implementation-specific error details
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('pKIStatusInfo', PKIStatusInfo()),
+        namedtype.OptionalNamedType('errorCode', univ.Integer()),
+        namedtype.OptionalNamedType('errorDetails', PKIFreeText())
+    )
+
+
+class CertStatus(univ.Sequence):
+    """
+    CertStatus ::= SEQUENCE {
+        certHash    OCTET STRING,
+        certReqId   INTEGER,
+        statusInfo  PKIStatusInfo OPTIONAL
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('certHash', univ.OctetString()),
+        namedtype.NamedType('certReqId', univ.Integer()),
+        namedtype.OptionalNamedType('statusInfo', PKIStatusInfo())
+    )
+
+
+class CertConfirmContent(univ.SequenceOf):
+    componentType = CertStatus()
+
+
+class RevAnnContent(univ.Sequence):
+    """
+    RevAnnContent ::= SEQUENCE {
+         status              PKIStatus,
+         certId              CertId,
+         willBeRevokedAt     GeneralizedTime,
+         badSinceDate        GeneralizedTime,
+         crlDetails          Extensions  OPTIONAL
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('status', PKIStatus()),
+        namedtype.NamedType('certId', rfc2511.CertId()),
+        namedtype.NamedType('willBeRevokedAt', useful.GeneralizedTime()),
+        namedtype.NamedType('badSinceDate', useful.GeneralizedTime()),
+        namedtype.OptionalNamedType('crlDetails', rfc2459.Extensions())
+    )
+
+
+class RevRepContent(univ.Sequence):
+    """
+    RevRepContent ::= SEQUENCE {
+         status       SEQUENCE SIZE (1..MAX) OF PKIStatusInfo,
+         revCerts [0] SEQUENCE SIZE (1..MAX) OF CertId
+                                             OPTIONAL,
+         crls     [1] SEQUENCE SIZE (1..MAX) OF CertificateList
+                                             OPTIONAL
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('status', PKIStatusInfo()),
+        namedtype.OptionalNamedType(
+            'revCerts', univ.SequenceOf(componentType=rfc2511.CertId()).subtype(
+                subtypeSpec=constraint.ValueSizeConstraint(1, MAX),
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)
+            )
+        ),
+        namedtype.OptionalNamedType(
+            'crls', univ.SequenceOf(componentType=rfc2459.CertificateList()).subtype(
+                subtypeSpec=constraint.ValueSizeConstraint(1, MAX),
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)
+            )
+        )
+    )
+
+
+class KeyRecRepContent(univ.Sequence):
+    """
+    KeyRecRepContent ::= SEQUENCE {
+         status                  PKIStatusInfo,
+         newSigCert          [0] CMPCertificate OPTIONAL,
+         caCerts             [1] SEQUENCE SIZE (1..MAX) OF
+                                             CMPCertificate OPTIONAL,
+         keyPairHist         [2] SEQUENCE SIZE (1..MAX) OF
+                                             CertifiedKeyPair OPTIONAL
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('status', PKIStatusInfo()),
+        namedtype.OptionalNamedType(
+            'newSigCert', CMPCertificate().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)
+            )
+        ),
+        namedtype.OptionalNamedType(
+            'caCerts', univ.SequenceOf(componentType=CMPCertificate()).subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1),
+                subtypeSpec=constraint.ValueSizeConstraint(1, MAX)
+            )
+        ),
+        namedtype.OptionalNamedType('keyPairHist', univ.SequenceOf(componentType=CertifiedKeyPair()).subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2),
+            subtypeSpec=constraint.ValueSizeConstraint(1, MAX))
+        )
+    )
+
+
+class CertResponse(univ.Sequence):
+    """
+    CertResponse ::= SEQUENCE {
+         certReqId           INTEGER,
+         status              PKIStatusInfo,
+         certifiedKeyPair    CertifiedKeyPair    OPTIONAL,
+         rspInfo             OCTET STRING        OPTIONAL
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('certReqId', univ.Integer()),
+        namedtype.NamedType('status', PKIStatusInfo()),
+        namedtype.OptionalNamedType('certifiedKeyPair', CertifiedKeyPair()),
+        namedtype.OptionalNamedType('rspInfo', univ.OctetString())
+    )
+
+
+class CertRepMessage(univ.Sequence):
+    """
+    CertRepMessage ::= SEQUENCE {
+         caPubs       [1] SEQUENCE SIZE (1..MAX) OF CMPCertificate
+                          OPTIONAL,
+         response         SEQUENCE OF CertResponse
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType(
+            'caPubs', univ.SequenceOf(
+                componentType=CMPCertificate()
+            ).subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX), explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))
+        ),
+        namedtype.NamedType('response', univ.SequenceOf(componentType=CertResponse()))
+    )
+
+
+class POPODecKeyChallContent(univ.SequenceOf):
+    componentType = Challenge()
+
+
+class OOBCertHash(univ.Sequence):
+    """
+    OOBCertHash ::= SEQUENCE {
+         hashAlg     [0] AlgorithmIdentifier     OPTIONAL,
+         certId      [1] CertId                  OPTIONAL,
+         hashVal         BIT STRING
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType(
+            'hashAlg', rfc2459.AlgorithmIdentifier().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))
+        ),
+        namedtype.OptionalNamedType(
+            'certId', rfc2511.CertId().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))
+        ),
+        namedtype.NamedType('hashVal', univ.BitString())
+    )
+
+
+# pyasn1 does not naturally handle recursive definitions, thus this hack:
+# NestedMessageContent ::= PKIMessages
+class NestedMessageContent(univ.SequenceOf):
+    """
+    NestedMessageContent ::= PKIMessages
+    """
+    componentType = univ.Any()
+
+
+class DHBMParameter(univ.Sequence):
+    """
+    DHBMParameter ::= SEQUENCE {
+         owf                 AlgorithmIdentifier,
+         -- AlgId for a One-Way Function (SHA-1 recommended)
+         mac                 AlgorithmIdentifier
+         -- the MAC AlgId (e.g., DES-MAC, Triple-DES-MAC [PKCS11],
+     }   -- or HMAC [RFC2104, RFC2202])
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('owf', rfc2459.AlgorithmIdentifier()),
+        namedtype.NamedType('mac', rfc2459.AlgorithmIdentifier())
+    )
+
+
+id_DHBasedMac = univ.ObjectIdentifier('1.2.840.113533.7.66.30')
+
+
+class PBMParameter(univ.Sequence):
+    """
+    PBMParameter ::= SEQUENCE {
+         salt                OCTET STRING,
+         owf                 AlgorithmIdentifier,
+         iterationCount      INTEGER,
+         mac                 AlgorithmIdentifier
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType(
+            'salt', univ.OctetString().subtype(subtypeSpec=constraint.ValueSizeConstraint(0, 128))
+        ),
+        namedtype.NamedType('owf', rfc2459.AlgorithmIdentifier()),
+        namedtype.NamedType('iterationCount', univ.Integer()),
+        namedtype.NamedType('mac', rfc2459.AlgorithmIdentifier())
+    )
+
+
+id_PasswordBasedMac = univ.ObjectIdentifier('1.2.840.113533.7.66.13')
+
+
+class PKIProtection(univ.BitString):
+    pass
+
+
+# pyasn1 does not naturally handle recursive definitions, thus this hack:
+# NestedMessageContent ::= PKIMessages
+nestedMessageContent = NestedMessageContent().subtype(
+    explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 20))
+
+
+class PKIBody(univ.Choice):
+    """
+    PKIBody ::= CHOICE {       -- message-specific body elements
+         ir       [0]  CertReqMessages,        --Initialization Request
+         ip       [1]  CertRepMessage,         --Initialization Response
+         cr       [2]  CertReqMessages,        --Certification Request
+         cp       [3]  CertRepMessage,         --Certification Response
+         p10cr    [4]  CertificationRequest,   --imported from [PKCS10]
+         popdecc  [5]  POPODecKeyChallContent, --pop Challenge
+         popdecr  [6]  POPODecKeyRespContent,  --pop Response
+         kur      [7]  CertReqMessages,        --Key Update Request
+         kup      [8]  CertRepMessage,         --Key Update Response
+         krr      [9]  CertReqMessages,        --Key Recovery Request
+         krp      [10] KeyRecRepContent,       --Key Recovery Response
+         rr       [11] RevReqContent,          --Revocation Request
+         rp       [12] RevRepContent,          --Revocation Response
+         ccr      [13] CertReqMessages,        --Cross-Cert. Request
+         ccp      [14] CertRepMessage,         --Cross-Cert. Response
+         ckuann   [15] CAKeyUpdAnnContent,     --CA Key Update Ann.
+         cann     [16] CertAnnContent,         --Certificate Ann.
+         rann     [17] RevAnnContent,          --Revocation Ann.
+         crlann   [18] CRLAnnContent,          --CRL Announcement
+         pkiconf  [19] PKIConfirmContent,      --Confirmation
+         nested   [20] NestedMessageContent,   --Nested Message
+         genm     [21] GenMsgContent,          --General Message
+         genp     [22] GenRepContent,          --General Response
+         error    [23] ErrorMsgContent,        --Error Message
+         certConf [24] CertConfirmContent,     --Certificate confirm
+         pollReq  [25] PollReqContent,         --Polling request
+         pollRep  [26] PollRepContent          --Polling response
+
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType(
+            'ir', rfc2511.CertReqMessages().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)
+            )
+        ),
+        namedtype.NamedType(
+            'ip', CertRepMessage().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)
+            )
+        ),
+        namedtype.NamedType(
+            'cr', rfc2511.CertReqMessages().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2)
+            )
+        ),
+        namedtype.NamedType(
+            'cp', CertRepMessage().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3)
+            )
+        ),
+        namedtype.NamedType(
+            'p10cr', rfc2314.CertificationRequest().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4)
+            )
+        ),
+        namedtype.NamedType(
+            'popdecc', POPODecKeyChallContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5)
+            )
+        ),
+        namedtype.NamedType(
+            'popdecr', POPODecKeyRespContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 6)
+            )
+        ),
+        namedtype.NamedType(
+            'kur', rfc2511.CertReqMessages().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 7)
+            )
+        ),
+        namedtype.NamedType(
+            'kup', CertRepMessage().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 8)
+            )
+        ),
+        namedtype.NamedType(
+            'krr', rfc2511.CertReqMessages().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 9)
+            )
+        ),
+        namedtype.NamedType(
+            'krp', KeyRecRepContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 10)
+            )
+        ),
+        namedtype.NamedType(
+            'rr', RevReqContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 11)
+            )
+        ),
+        namedtype.NamedType(
+            'rp', RevRepContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 12)
+            )
+        ),
+        namedtype.NamedType(
+            'ccr', rfc2511.CertReqMessages().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 13)
+            )
+        ),
+        namedtype.NamedType(
+            'ccp', CertRepMessage().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 14)
+            )
+        ),
+        namedtype.NamedType(
+            'ckuann', CAKeyUpdAnnContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 15)
+            )
+        ),
+        namedtype.NamedType(
+            'cann', CertAnnContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 16)
+            )
+        ),
+        namedtype.NamedType(
+            'rann', RevAnnContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 17)
+            )
+        ),
+        namedtype.NamedType(
+            'crlann', CRLAnnContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 18)
+            )
+        ),
+        namedtype.NamedType(
+            'pkiconf', PKIConfirmContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 19)
+            )
+        ),
+        namedtype.NamedType(
+            'nested', nestedMessageContent
+        ),
+        #        namedtype.NamedType('nested', NestedMessageContent().subtype(
+        #            explicitTag=tag.Tag(tag.tagClassContext,tag.tagFormatConstructed,20)
+        #            )
+        #        ),
+        namedtype.NamedType(
+            'genm', GenMsgContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 21)
+            )
+        ),
+        namedtype.NamedType(
+            'gen', GenRepContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 22)
+            )
+        ),
+        namedtype.NamedType(
+            'error', ErrorMsgContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 23)
+            )
+        ),
+        namedtype.NamedType(
+            'certConf', CertConfirmContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 24)
+            )
+        ),
+        namedtype.NamedType(
+            'pollReq', PollReqContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 25)
+            )
+        ),
+        namedtype.NamedType(
+            'pollRep', PollRepContent().subtype(
+                explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 26)
+            )
+        )
+    )
+
+
+class PKIHeader(univ.Sequence):
+    """
+    PKIHeader ::= SEQUENCE {
+    pvno                INTEGER     { cmp1999(1), cmp2000(2) },
+    sender              GeneralName,
+    recipient           GeneralName,
+    messageTime     [0] GeneralizedTime         OPTIONAL,
+    protectionAlg   [1] AlgorithmIdentifier     OPTIONAL,
+    senderKID       [2] KeyIdentifier           OPTIONAL,
+    recipKID        [3] KeyIdentifier           OPTIONAL,
+    transactionID   [4] OCTET STRING            OPTIONAL,
+    senderNonce     [5] OCTET STRING            OPTIONAL,
+    recipNonce      [6] OCTET STRING            OPTIONAL,
+    freeText        [7] PKIFreeText             OPTIONAL,
+    generalInfo     [8] SEQUENCE SIZE (1..MAX) OF
+                     InfoTypeAndValue     OPTIONAL
+    }
+
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType(
+            'pvno', univ.Integer(
+                namedValues=namedval.NamedValues(('cmp1999', 1), ('cmp2000', 2))
+            )
+        ),
+        namedtype.NamedType('sender', rfc2459.GeneralName()),
+        namedtype.NamedType('recipient', rfc2459.GeneralName()),
+        namedtype.OptionalNamedType('messageTime', useful.GeneralizedTime().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('protectionAlg', rfc2459.AlgorithmIdentifier().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
+        namedtype.OptionalNamedType('senderKID', rfc2459.KeyIdentifier().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+        namedtype.OptionalNamedType('recipKID', rfc2459.KeyIdentifier().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
+        namedtype.OptionalNamedType('transactionID', univ.OctetString().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))),
+        namedtype.OptionalNamedType('senderNonce', univ.OctetString().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 5))),
+        namedtype.OptionalNamedType('recipNonce', univ.OctetString().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 6))),
+        namedtype.OptionalNamedType('freeText', PKIFreeText().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 7))),
+        namedtype.OptionalNamedType('generalInfo',
+                                    univ.SequenceOf(
+                                        componentType=InfoTypeAndValue().subtype(
+                                            subtypeSpec=constraint.ValueSizeConstraint(1, MAX),
+                                            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 8)
+                                        )
+                                    )
+                                    )
+    )
+
+
+class ProtectedPart(univ.Sequence):
+    """
+     ProtectedPart ::= SEQUENCE {
+         header    PKIHeader,
+         body      PKIBody
+     }
+    """
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('header', PKIHeader()),
+        namedtype.NamedType('infoValue', PKIBody())
+    )
+
+
+class PKIMessage(univ.Sequence):
+    """
+    PKIMessage ::= SEQUENCE {
+    header           PKIHeader,
+    body             PKIBody,
+    protection   [0] PKIProtection OPTIONAL,
+    extraCerts   [1] SEQUENCE SIZE (1..MAX) OF CMPCertificate
+                  OPTIONAL
+     }"""
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('header', PKIHeader()),
+        namedtype.NamedType('body', PKIBody()),
+        namedtype.OptionalNamedType('protection', PKIProtection().subtype(
+            explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('extraCerts',
+                                    univ.SequenceOf(
+                                        componentType=CMPCertificate()
+                                    ).subtype(
+                                        subtypeSpec=constraint.ValueSizeConstraint(1, MAX),
+                                        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)
+                                    )
+                                    )
+    )
+
+
+class PKIMessages(univ.SequenceOf):
+    """
+    PKIMessages ::= SEQUENCE SIZE (1..MAX) OF PKIMessage
+    """
+    componentType = PKIMessage()
+    subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
+
+
+# pyasn1 does not naturally handle recursive definitions, thus this hack:
+# NestedMessageContent ::= PKIMessages
+NestedMessageContent._componentType = PKIMessages()
+nestedMessageContent._componentType = PKIMessages()
diff --git a/pyasn1_modules/rfc4211.py b/pyasn1_modules/rfc4211.py
new file mode 100644
index 0000000..9ff07f2
--- /dev/null
+++ b/pyasn1_modules/rfc4211.py
@@ -0,0 +1,396 @@
+# coding: utf-8
+#
+# This file is part of pyasn1-modules software.
+#
+# Created by Stanisław Pitucha with asn1ate tool.
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# Internet X.509 Public Key Infrastructure Certificate Request
+# Message Format (CRMF)
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc4211.txt
+#
+from pyasn1.type import char
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import tag
+from pyasn1.type import univ
+
+from pyasn1_modules import rfc3280
+from pyasn1_modules import rfc3852
+
+MAX = float('inf')
+
+
+def _buildOid(*components):
+    output = []
+    for x in tuple(components):
+        if isinstance(x, univ.ObjectIdentifier):
+            output.extend(list(x))
+        else:
+            output.append(int(x))
+
+    return univ.ObjectIdentifier(output)
+
+
+id_pkix = _buildOid(1, 3, 6, 1, 5, 5, 7)
+
+id_pkip = _buildOid(id_pkix, 5)
+
+id_regCtrl = _buildOid(id_pkip, 1)
+
+
+class SinglePubInfo(univ.Sequence):
+    pass
+
+
+SinglePubInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('pubMethod', univ.Integer(
+        namedValues=namedval.NamedValues(('dontCare', 0), ('x500', 1), ('web', 2), ('ldap', 3)))),
+    namedtype.OptionalNamedType('pubLocation', rfc3280.GeneralName())
+)
+
+
+class UTF8Pairs(char.UTF8String):
+    pass
+
+
+class PKMACValue(univ.Sequence):
+    pass
+
+
+PKMACValue.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('algId', rfc3280.AlgorithmIdentifier()),
+    namedtype.NamedType('value', univ.BitString())
+)
+
+
+class POPOSigningKeyInput(univ.Sequence):
+    pass
+
+
+POPOSigningKeyInput.componentType = namedtype.NamedTypes(
+    namedtype.NamedType(
+        'authInfo', univ.Choice(
+            componentType=namedtype.NamedTypes(
+                namedtype.NamedType(
+                    'sender', rfc3280.GeneralName().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))
+                ),
+                namedtype.NamedType(
+                    'publicKeyMAC', PKMACValue()
+                )
+            )
+        )
+    ),
+    namedtype.NamedType('publicKey', rfc3280.SubjectPublicKeyInfo())
+)
+
+
+class POPOSigningKey(univ.Sequence):
+    pass
+
+
+POPOSigningKey.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('poposkInput', POPOSigningKeyInput().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.NamedType('algorithmIdentifier', rfc3280.AlgorithmIdentifier()),
+    namedtype.NamedType('signature', univ.BitString())
+)
+
+
+class Attributes(univ.SetOf):
+    pass
+
+
+Attributes.componentType = rfc3280.Attribute()
+
+
+class PrivateKeyInfo(univ.Sequence):
+    pass
+
+
+PrivateKeyInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', univ.Integer()),
+    namedtype.NamedType('privateKeyAlgorithm', rfc3280.AlgorithmIdentifier()),
+    namedtype.NamedType('privateKey', univ.OctetString()),
+    namedtype.OptionalNamedType('attributes',
+                                Attributes().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+
+class EncryptedValue(univ.Sequence):
+    pass
+
+
+EncryptedValue.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('intendedAlg', rfc3280.AlgorithmIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('symmAlg', rfc3280.AlgorithmIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('encSymmKey', univ.BitString().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.OptionalNamedType('keyAlg', rfc3280.AlgorithmIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
+    namedtype.OptionalNamedType('valueHint', univ.OctetString().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))),
+    namedtype.NamedType('encValue', univ.BitString())
+)
+
+
+class EncryptedKey(univ.Choice):
+    pass
+
+
+EncryptedKey.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('encryptedValue', EncryptedValue()),
+    namedtype.NamedType('envelopedData', rfc3852.EnvelopedData().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+
+class KeyGenParameters(univ.OctetString):
+    pass
+
+
+class PKIArchiveOptions(univ.Choice):
+    pass
+
+
+PKIArchiveOptions.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('encryptedPrivKey',
+                        EncryptedKey().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.NamedType('keyGenParameters',
+                        KeyGenParameters().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('archiveRemGenPrivKey',
+                        univ.Boolean().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
+)
+
+id_regCtrl_authenticator = _buildOid(id_regCtrl, 2)
+
+id_regInfo = _buildOid(id_pkip, 2)
+
+id_regInfo_certReq = _buildOid(id_regInfo, 2)
+
+
+class ProtocolEncrKey(rfc3280.SubjectPublicKeyInfo):
+    pass
+
+
+class Authenticator(char.UTF8String):
+    pass
+
+
+class SubsequentMessage(univ.Integer):
+    pass
+
+
+SubsequentMessage.namedValues = namedval.NamedValues(
+    ('encrCert', 0),
+    ('challengeResp', 1)
+)
+
+
+class AttributeTypeAndValue(univ.Sequence):
+    pass
+
+
+AttributeTypeAndValue.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('type', univ.ObjectIdentifier()),
+    namedtype.NamedType('value', univ.Any())
+)
+
+
+class POPOPrivKey(univ.Choice):
+    pass
+
+
+POPOPrivKey.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('thisMessage',
+                        univ.BitString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('subsequentMessage',
+                        SubsequentMessage().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('dhMAC',
+                        univ.BitString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.NamedType('agreeMAC',
+                        PKMACValue().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+    namedtype.NamedType('encryptedKey', rfc3852.EnvelopedData().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4)))
+)
+
+
+class ProofOfPossession(univ.Choice):
+    pass
+
+
+ProofOfPossession.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('raVerified',
+                        univ.Null().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('signature', POPOSigningKey().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
+    namedtype.NamedType('keyEncipherment',
+                        POPOPrivKey().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
+    namedtype.NamedType('keyAgreement',
+                        POPOPrivKey().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3)))
+)
+
+
+class OptionalValidity(univ.Sequence):
+    pass
+
+
+OptionalValidity.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('notBefore', rfc3280.Time().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.OptionalNamedType('notAfter', rfc3280.Time().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+)
+
+
+class CertTemplate(univ.Sequence):
+    pass
+
+
+CertTemplate.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('version', rfc3280.Version().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('serialNumber', univ.Integer().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('signingAlg', rfc3280.AlgorithmIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.OptionalNamedType('issuer', rfc3280.Name().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+    namedtype.OptionalNamedType('validity', OptionalValidity().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4))),
+    namedtype.OptionalNamedType('subject', rfc3280.Name().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5))),
+    namedtype.OptionalNamedType('publicKey', rfc3280.SubjectPublicKeyInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 6))),
+    namedtype.OptionalNamedType('issuerUID', rfc3280.UniqueIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 7))),
+    namedtype.OptionalNamedType('subjectUID', rfc3280.UniqueIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 8))),
+    namedtype.OptionalNamedType('extensions', rfc3280.Extensions().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 9)))
+)
+
+
+class Controls(univ.SequenceOf):
+    pass
+
+
+Controls.componentType = AttributeTypeAndValue()
+Controls.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class CertRequest(univ.Sequence):
+    pass
+
+
+CertRequest.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('certReqId', univ.Integer()),
+    namedtype.NamedType('certTemplate', CertTemplate()),
+    namedtype.OptionalNamedType('controls', Controls())
+)
+
+
+class CertReqMsg(univ.Sequence):
+    pass
+
+
+CertReqMsg.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('certReq', CertRequest()),
+    namedtype.OptionalNamedType('popo', ProofOfPossession()),
+    namedtype.OptionalNamedType('regInfo', univ.SequenceOf(componentType=AttributeTypeAndValue()))
+)
+
+
+class CertReqMessages(univ.SequenceOf):
+    pass
+
+
+CertReqMessages.componentType = CertReqMsg()
+CertReqMessages.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class CertReq(CertRequest):
+    pass
+
+
+id_regCtrl_pkiPublicationInfo = _buildOid(id_regCtrl, 3)
+
+
+class CertId(univ.Sequence):
+    pass
+
+
+CertId.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuer', rfc3280.GeneralName()),
+    namedtype.NamedType('serialNumber', univ.Integer())
+)
+
+
+class OldCertId(CertId):
+    pass
+
+
+class PKIPublicationInfo(univ.Sequence):
+    pass
+
+
+PKIPublicationInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('action',
+                        univ.Integer(namedValues=namedval.NamedValues(('dontPublish', 0), ('pleasePublish', 1)))),
+    namedtype.OptionalNamedType('pubInfos', univ.SequenceOf(componentType=SinglePubInfo()))
+)
+
+
+class EncKeyWithID(univ.Sequence):
+    pass
+
+
+EncKeyWithID.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('privateKey', PrivateKeyInfo()),
+    namedtype.OptionalNamedType(
+        'identifier', univ.Choice(
+            componentType=namedtype.NamedTypes(
+                namedtype.NamedType('string', char.UTF8String()),
+                namedtype.NamedType('generalName', rfc3280.GeneralName())
+            )
+        )
+    )
+)
+
+id_regCtrl_protocolEncrKey = _buildOid(id_regCtrl, 6)
+
+id_regCtrl_oldCertID = _buildOid(id_regCtrl, 5)
+
+id_smime = _buildOid(1, 2, 840, 113549, 1, 9, 16)
+
+
+class PBMParameter(univ.Sequence):
+    pass
+
+
+PBMParameter.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('salt', univ.OctetString()),
+    namedtype.NamedType('owf', rfc3280.AlgorithmIdentifier()),
+    namedtype.NamedType('iterationCount', univ.Integer()),
+    namedtype.NamedType('mac', rfc3280.AlgorithmIdentifier())
+)
+
+id_regCtrl_regToken = _buildOid(id_regCtrl, 1)
+
+id_regCtrl_pkiArchiveOptions = _buildOid(id_regCtrl, 4)
+
+id_regInfo_utf8Pairs = _buildOid(id_regInfo, 1)
+
+id_ct = _buildOid(id_smime, 1)
+
+id_ct_encKeyWithID = _buildOid(id_ct, 21)
+
+
+class RegToken(char.UTF8String):
+    pass
diff --git a/pyasn1_modules/rfc5208.py b/pyasn1_modules/rfc5208.py
new file mode 100644
index 0000000..7857d2f
--- /dev/null
+++ b/pyasn1_modules/rfc5208.py
@@ -0,0 +1,56 @@
+#
+# This file is part of pyasn1-modules software.
+#
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# PKCS#8 syntax
+#
+# ASN.1 source from:
+# http://tools.ietf.org/html/rfc5208
+#
+# Sample captures could be obtained with "openssl pkcs8 -topk8" command
+#
+from pyasn1_modules import rfc2251
+from pyasn1_modules.rfc2459 import *
+
+
+class KeyEncryptionAlgorithms(AlgorithmIdentifier):
+    pass
+
+
+class PrivateKeyAlgorithms(AlgorithmIdentifier):
+    pass
+
+
+class EncryptedData(univ.OctetString):
+    pass
+
+
+class EncryptedPrivateKeyInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('encryptionAlgorithm', AlgorithmIdentifier()),
+        namedtype.NamedType('encryptedData', EncryptedData())
+    )
+
+
+class PrivateKey(univ.OctetString):
+    pass
+
+
+class Attributes(univ.SetOf):
+    componentType = rfc2251.Attribute()
+
+
+class Version(univ.Integer):
+    namedValues = namedval.NamedValues(('v1', 0), ('v2', 1))
+
+
+class PrivateKeyInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', Version()),
+        namedtype.NamedType('privateKeyAlgorithm', AlgorithmIdentifier()),
+        namedtype.NamedType('privateKey', PrivateKey()),
+        namedtype.OptionalNamedType('attributes', Attributes().subtype(
+            implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+    )
diff --git a/pyasn1_modules/rfc5280.py b/pyasn1_modules/rfc5280.py
new file mode 100644
index 0000000..2ecc627
--- /dev/null
+++ b/pyasn1_modules/rfc5280.py
@@ -0,0 +1,1617 @@
+# coding: utf-8
+#
+# This file is part of pyasn1-modules software.
+#
+# Created by Stanisław Pitucha with asn1ate tool.
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# Internet X.509 Public Key Infrastructure Certificate and Certificate
+# Revocation List (CRL) Profile
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc5280.txt
+#
+from pyasn1.type import char
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import opentype
+from pyasn1.type import tag
+from pyasn1.type import univ
+from pyasn1.type import useful
+
+MAX = float('inf')
+
+
+def _buildOid(*components):
+    output = []
+    for x in tuple(components):
+        if isinstance(x, univ.ObjectIdentifier):
+            output.extend(list(x))
+        else:
+            output.append(int(x))
+
+    return univ.ObjectIdentifier(output)
+
+
+ub_e163_4_sub_address_length = univ.Integer(40)
+
+ub_e163_4_number_length = univ.Integer(15)
+
+unformatted_postal_address = univ.Integer(16)
+
+
+class TerminalType(univ.Integer):
+    pass
+
+
+TerminalType.namedValues = namedval.NamedValues(
+    ('telex', 3),
+    ('teletex', 4),
+    ('g3-facsimile', 5),
+    ('g4-facsimile', 6),
+    ('ia5-terminal', 7),
+    ('videotex', 8)
+)
+
+
+class Extension(univ.Sequence):
+    pass
+
+
+Extension.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('extnID', univ.ObjectIdentifier()),
+    namedtype.DefaultedNamedType('critical', univ.Boolean().subtype(value=0)),
+    namedtype.NamedType('extnValue', univ.OctetString())
+)
+
+
+class Extensions(univ.SequenceOf):
+    pass
+
+
+Extensions.componentType = Extension()
+Extensions.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+physical_delivery_personal_name = univ.Integer(13)
+
+ub_unformatted_address_length = univ.Integer(180)
+
+ub_pds_parameter_length = univ.Integer(30)
+
+ub_pds_physical_address_lines = univ.Integer(6)
+
+
+class UnformattedPostalAddress(univ.Set):
+    pass
+
+
+UnformattedPostalAddress.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('printable-address', univ.SequenceOf(componentType=char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_pds_parameter_length)))),
+    namedtype.OptionalNamedType('teletex-string', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_unformatted_address_length)))
+)
+
+ub_organization_name = univ.Integer(64)
+
+
+class X520OrganizationName(univ.Choice):
+    pass
+
+
+X520OrganizationName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
+    namedtype.NamedType('printableString', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
+    namedtype.NamedType('universalString', char.UniversalString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
+    namedtype.NamedType('bmpString',
+                        char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name)))
+)
+
+ub_x121_address_length = univ.Integer(16)
+
+pds_name = univ.Integer(7)
+
+id_pkix = _buildOid(1, 3, 6, 1, 5, 5, 7)
+
+id_kp = _buildOid(id_pkix, 3)
+
+ub_postal_code_length = univ.Integer(16)
+
+
+class PostalCode(univ.Choice):
+    pass
+
+
+PostalCode.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('numeric-code', char.NumericString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_postal_code_length))),
+    namedtype.NamedType('printable-code', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_postal_code_length)))
+)
+
+ub_generation_qualifier_length = univ.Integer(3)
+
+unique_postal_name = univ.Integer(20)
+
+
+class DomainComponent(char.IA5String):
+    pass
+
+
+ub_domain_defined_attribute_value_length = univ.Integer(128)
+
+ub_match = univ.Integer(128)
+
+id_at = _buildOid(2, 5, 4)
+
+
+class AttributeType(univ.ObjectIdentifier):
+    pass
+
+
+id_at_organizationalUnitName = _buildOid(id_at, 11)
+
+terminal_type = univ.Integer(23)
+
+
+class PDSParameter(univ.Set):
+    pass
+
+
+PDSParameter.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('printable-string', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_pds_parameter_length))),
+    namedtype.OptionalNamedType('teletex-string', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_pds_parameter_length)))
+)
+
+
+class PhysicalDeliveryPersonalName(PDSParameter):
+    pass
+
+
+ub_surname_length = univ.Integer(40)
+
+id_ad = _buildOid(id_pkix, 48)
+
+ub_domain_defined_attribute_type_length = univ.Integer(8)
+
+
+class TeletexDomainDefinedAttribute(univ.Sequence):
+    pass
+
+
+TeletexDomainDefinedAttribute.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('type', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_defined_attribute_type_length))),
+    namedtype.NamedType('value', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_defined_attribute_value_length)))
+)
+
+ub_domain_defined_attributes = univ.Integer(4)
+
+
+class TeletexDomainDefinedAttributes(univ.SequenceOf):
+    pass
+
+
+TeletexDomainDefinedAttributes.componentType = TeletexDomainDefinedAttribute()
+TeletexDomainDefinedAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, ub_domain_defined_attributes)
+
+extended_network_address = univ.Integer(22)
+
+ub_locality_name = univ.Integer(128)
+
+
+class X520LocalityName(univ.Choice):
+    pass
+
+
+X520LocalityName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name))),
+    namedtype.NamedType('printableString', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name))),
+    namedtype.NamedType('universalString', char.UniversalString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name))),
+    namedtype.NamedType('bmpString',
+                        char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_locality_name)))
+)
+
+teletex_organization_name = univ.Integer(3)
+
+ub_given_name_length = univ.Integer(16)
+
+ub_initials_length = univ.Integer(5)
+
+
+class PersonalName(univ.Set):
+    pass
+
+
+PersonalName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('surname', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_surname_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('given-name', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_given_name_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('initials', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_initials_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.OptionalNamedType('generation-qualifier', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_generation_qualifier_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+)
+
+ub_organizational_unit_name_length = univ.Integer(32)
+
+
+class OrganizationalUnitName(char.PrintableString):
+    pass
+
+
+OrganizationalUnitName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_organizational_unit_name_length)
+
+id_at_generationQualifier = _buildOid(id_at, 44)
+
+
+class Version(univ.Integer):
+    pass
+
+
+Version.namedValues = namedval.NamedValues(
+    ('v1', 0),
+    ('v2', 1),
+    ('v3', 2)
+)
+
+
+class CertificateSerialNumber(univ.Integer):
+    pass
+
+
+class AlgorithmIdentifier(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('algorithm', univ.ObjectIdentifier()),
+        namedtype.OptionalNamedType('parameters', univ.Any())
+    )
+
+
+class Time(univ.Choice):
+    pass
+
+
+Time.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('utcTime', useful.UTCTime()),
+    namedtype.NamedType('generalTime', useful.GeneralizedTime())
+)
+
+
+class AttributeValue(univ.Any):
+    pass
+
+
+certificateAttributesMap = {}
+
+
+class AttributeTypeAndValue(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type', AttributeType()),
+        namedtype.NamedType(
+            'value', AttributeValue(),
+            openType=opentype.OpenType('type', certificateAttributesMap)
+        )
+    )
+
+
+class RelativeDistinguishedName(univ.SetOf):
+    pass
+
+
+RelativeDistinguishedName.componentType = AttributeTypeAndValue()
+RelativeDistinguishedName.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class RDNSequence(univ.SequenceOf):
+    pass
+
+
+RDNSequence.componentType = RelativeDistinguishedName()
+
+
+class Name(univ.Choice):
+    pass
+
+
+Name.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('rdnSequence', RDNSequence())
+)
+
+
+class TBSCertList(univ.Sequence):
+    pass
+
+
+TBSCertList.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('version', Version()),
+    namedtype.NamedType('signature', AlgorithmIdentifier()),
+    namedtype.NamedType('issuer', Name()),
+    namedtype.NamedType('thisUpdate', Time()),
+    namedtype.OptionalNamedType('nextUpdate', Time()),
+    namedtype.OptionalNamedType(
+        'revokedCertificates', univ.SequenceOf(
+            componentType=univ.Sequence(
+                componentType=namedtype.NamedTypes(
+                    namedtype.NamedType('userCertificate', CertificateSerialNumber()),
+                    namedtype.NamedType('revocationDate', Time()),
+                    namedtype.OptionalNamedType('crlEntryExtensions', Extensions())
+                )
+            )
+        )
+    ),
+    namedtype.OptionalNamedType(
+        'crlExtensions', Extensions().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+
+class CertificateList(univ.Sequence):
+    pass
+
+
+CertificateList.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('tbsCertList', TBSCertList()),
+    namedtype.NamedType('signatureAlgorithm', AlgorithmIdentifier()),
+    namedtype.NamedType('signature', univ.BitString())
+)
+
+
+class PhysicalDeliveryOfficeName(PDSParameter):
+    pass
+
+
+ub_extension_attributes = univ.Integer(256)
+
+certificateExtensionsMap = {
+
+}
+
+
+class ExtensionAttribute(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType(
+            'extension-attribute-type',
+            univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, ub_extension_attributes)).subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.NamedType(
+            'extension-attribute-value',
+            univ.Any().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)),
+            openType=opentype.OpenType('type', certificateExtensionsMap))
+    )
+
+id_qt = _buildOid(id_pkix, 2)
+
+id_qt_cps = _buildOid(id_qt, 1)
+
+id_at_stateOrProvinceName = _buildOid(id_at, 8)
+
+id_at_title = _buildOid(id_at, 12)
+
+id_at_serialNumber = _buildOid(id_at, 5)
+
+
+class X520dnQualifier(char.PrintableString):
+    pass
+
+
+class PosteRestanteAddress(PDSParameter):
+    pass
+
+
+poste_restante_address = univ.Integer(19)
+
+
+class UniqueIdentifier(univ.BitString):
+    pass
+
+
+class Validity(univ.Sequence):
+    pass
+
+
+Validity.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('notBefore', Time()),
+    namedtype.NamedType('notAfter', Time())
+)
+
+
+class SubjectPublicKeyInfo(univ.Sequence):
+    pass
+
+
+SubjectPublicKeyInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('algorithm', AlgorithmIdentifier()),
+    namedtype.NamedType('subjectPublicKey', univ.BitString())
+)
+
+
+class TBSCertificate(univ.Sequence):
+    pass
+
+
+TBSCertificate.componentType = namedtype.NamedTypes(
+    namedtype.DefaultedNamedType('version',
+                                 Version().subtype(explicitTag=tag.Tag(tag.tagClassContext,
+                                                                       tag.tagFormatSimple, 0)).subtype(value="v1")),
+    namedtype.NamedType('serialNumber', CertificateSerialNumber()),
+    namedtype.NamedType('signature', AlgorithmIdentifier()),
+    namedtype.NamedType('issuer', Name()),
+    namedtype.NamedType('validity', Validity()),
+    namedtype.NamedType('subject', Name()),
+    namedtype.NamedType('subjectPublicKeyInfo', SubjectPublicKeyInfo()),
+    namedtype.OptionalNamedType('issuerUniqueID', UniqueIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('subjectUniqueID', UniqueIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.OptionalNamedType('extensions',
+                                Extensions().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+)
+
+physical_delivery_office_name = univ.Integer(10)
+
+ub_name = univ.Integer(32768)
+
+
+class X520name(univ.Choice):
+    pass
+
+
+X520name.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name))),
+    namedtype.NamedType('printableString',
+                        char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name))),
+    namedtype.NamedType('universalString',
+                        char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name))),
+    namedtype.NamedType('bmpString', char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_name)))
+)
+
+id_at_dnQualifier = _buildOid(id_at, 46)
+
+ub_serial_number = univ.Integer(64)
+
+ub_pseudonym = univ.Integer(128)
+
+pkcs_9 = _buildOid(1, 2, 840, 113549, 1, 9)
+
+
+class X121Address(char.NumericString):
+    pass
+
+
+X121Address.subtypeSpec = constraint.ValueSizeConstraint(1, ub_x121_address_length)
+
+
+class NetworkAddress(X121Address):
+    pass
+
+
+ub_integer_options = univ.Integer(256)
+
+id_at_commonName = _buildOid(id_at, 3)
+
+ub_organization_name_length = univ.Integer(64)
+
+id_ad_ocsp = _buildOid(id_ad, 1)
+
+ub_country_name_numeric_length = univ.Integer(3)
+
+ub_country_name_alpha_length = univ.Integer(2)
+
+
+class PhysicalDeliveryCountryName(univ.Choice):
+    pass
+
+
+PhysicalDeliveryCountryName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('x121-dcc-code', char.NumericString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(ub_country_name_numeric_length, ub_country_name_numeric_length))),
+    namedtype.NamedType('iso-3166-alpha2-code', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(ub_country_name_alpha_length, ub_country_name_alpha_length)))
+)
+
+id_emailAddress = _buildOid(pkcs_9, 1)
+
+common_name = univ.Integer(1)
+
+
+class X520Pseudonym(univ.Choice):
+    pass
+
+
+X520Pseudonym.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_pseudonym))),
+    namedtype.NamedType('printableString',
+                        char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_pseudonym))),
+    namedtype.NamedType('universalString',
+                        char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_pseudonym))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_pseudonym))),
+    namedtype.NamedType('bmpString',
+                        char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_pseudonym)))
+)
+
+ub_domain_name_length = univ.Integer(16)
+
+
+class AdministrationDomainName(univ.Choice):
+    pass
+
+
+AdministrationDomainName.tagSet = univ.Choice.tagSet.tagExplicitly(
+    tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 2))
+AdministrationDomainName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('numeric', char.NumericString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(0, ub_domain_name_length))),
+    namedtype.NamedType('printable', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(0, ub_domain_name_length)))
+)
+
+
+class PresentationAddress(univ.Sequence):
+    pass
+
+
+PresentationAddress.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('pSelector', univ.OctetString().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('sSelector', univ.OctetString().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('tSelector', univ.OctetString().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.NamedType('nAddresses', univ.SetOf(componentType=univ.OctetString()).subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+)
+
+
+class ExtendedNetworkAddress(univ.Choice):
+    pass
+
+
+ExtendedNetworkAddress.componentType = namedtype.NamedTypes(
+    namedtype.NamedType(
+        'e163-4-address', univ.Sequence(
+            componentType=namedtype.NamedTypes(
+                namedtype.NamedType('number', char.NumericString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_e163_4_number_length)).subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+                namedtype.OptionalNamedType('sub-address', char.NumericString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_e163_4_sub_address_length)).subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+            )
+        )
+    ),
+    namedtype.NamedType('psap-address', PresentationAddress().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+)
+
+
+class TeletexOrganizationName(char.TeletexString):
+    pass
+
+
+TeletexOrganizationName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_organization_name_length)
+
+ub_terminal_id_length = univ.Integer(24)
+
+
+class TerminalIdentifier(char.PrintableString):
+    pass
+
+
+TerminalIdentifier.subtypeSpec = constraint.ValueSizeConstraint(1, ub_terminal_id_length)
+
+id_ad_caIssuers = _buildOid(id_ad, 2)
+
+id_at_countryName = _buildOid(id_at, 6)
+
+
+class StreetAddress(PDSParameter):
+    pass
+
+
+postal_code = univ.Integer(9)
+
+id_at_givenName = _buildOid(id_at, 42)
+
+ub_title = univ.Integer(64)
+
+
+class ExtensionAttributes(univ.SetOf):
+    pass
+
+
+ExtensionAttributes.componentType = ExtensionAttribute()
+ExtensionAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, ub_extension_attributes)
+
+ub_emailaddress_length = univ.Integer(255)
+
+id_ad_caRepository = _buildOid(id_ad, 5)
+
+
+class ExtensionORAddressComponents(PDSParameter):
+    pass
+
+
+ub_organizational_unit_name = univ.Integer(64)
+
+
+class X520OrganizationalUnitName(univ.Choice):
+    pass
+
+
+X520OrganizationalUnitName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name))),
+    namedtype.NamedType('printableString', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name))),
+    namedtype.NamedType('universalString', char.UniversalString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name))),
+    namedtype.NamedType('utf8String', char.UTF8String().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name))),
+    namedtype.NamedType('bmpString', char.BMPString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organizational_unit_name)))
+)
+
+
+class LocalPostalAttributes(PDSParameter):
+    pass
+
+
+teletex_organizational_unit_names = univ.Integer(5)
+
+
+class X520Title(univ.Choice):
+    pass
+
+
+X520Title.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title))),
+    namedtype.NamedType('printableString',
+                        char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title))),
+    namedtype.NamedType('universalString',
+                        char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title))),
+    namedtype.NamedType('bmpString', char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_title)))
+)
+
+id_at_localityName = _buildOid(id_at, 7)
+
+id_at_initials = _buildOid(id_at, 43)
+
+ub_state_name = univ.Integer(128)
+
+
+class X520StateOrProvinceName(univ.Choice):
+    pass
+
+
+X520StateOrProvinceName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name))),
+    namedtype.NamedType('printableString',
+                        char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name))),
+    namedtype.NamedType('universalString',
+                        char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name))),
+    namedtype.NamedType('bmpString',
+                        char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_state_name)))
+)
+
+physical_delivery_organization_name = univ.Integer(14)
+
+id_at_surname = _buildOid(id_at, 4)
+
+
+class X520countryName(char.PrintableString):
+    pass
+
+
+X520countryName.subtypeSpec = constraint.ValueSizeConstraint(2, 2)
+
+physical_delivery_office_number = univ.Integer(11)
+
+id_qt_unotice = _buildOid(id_qt, 2)
+
+
+class X520SerialNumber(char.PrintableString):
+    pass
+
+
+X520SerialNumber.subtypeSpec = constraint.ValueSizeConstraint(1, ub_serial_number)
+
+
+class Attribute(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type', AttributeType()),
+        namedtype.NamedType('values',
+                            univ.SetOf(componentType=AttributeValue()),
+                            openType=opentype.OpenType('type', certificateAttributesMap))
+    )
+
+ub_common_name = univ.Integer(64)
+
+id_pe = _buildOid(id_pkix, 1)
+
+
+class ExtensionPhysicalDeliveryAddressComponents(PDSParameter):
+    pass
+
+
+class EmailAddress(char.IA5String):
+    pass
+
+
+EmailAddress.subtypeSpec = constraint.ValueSizeConstraint(1, ub_emailaddress_length)
+
+id_at_organizationName = _buildOid(id_at, 10)
+
+post_office_box_address = univ.Integer(18)
+
+
+class BuiltInDomainDefinedAttribute(univ.Sequence):
+    pass
+
+
+BuiltInDomainDefinedAttribute.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('type', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_defined_attribute_type_length))),
+    namedtype.NamedType('value', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_defined_attribute_value_length)))
+)
+
+
+class BuiltInDomainDefinedAttributes(univ.SequenceOf):
+    pass
+
+
+BuiltInDomainDefinedAttributes.componentType = BuiltInDomainDefinedAttribute()
+BuiltInDomainDefinedAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, ub_domain_defined_attributes)
+
+id_at_pseudonym = _buildOid(id_at, 65)
+
+id_domainComponent = _buildOid(0, 9, 2342, 19200300, 100, 1, 25)
+
+
+class X520CommonName(univ.Choice):
+    pass
+
+
+X520CommonName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name))),
+    namedtype.NamedType('printableString',
+                        char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name))),
+    namedtype.NamedType('universalString',
+                        char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name))),
+    namedtype.NamedType('utf8String',
+                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name))),
+    namedtype.NamedType('bmpString',
+                        char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_common_name)))
+)
+
+extension_OR_address_components = univ.Integer(12)
+
+ub_organizational_units = univ.Integer(4)
+
+teletex_personal_name = univ.Integer(4)
+
+ub_numeric_user_id_length = univ.Integer(32)
+
+ub_common_name_length = univ.Integer(64)
+
+
+class TeletexCommonName(char.TeletexString):
+    pass
+
+
+TeletexCommonName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_common_name_length)
+
+
+class PhysicalDeliveryOrganizationName(PDSParameter):
+    pass
+
+
+extension_physical_delivery_address_components = univ.Integer(15)
+
+
+class NumericUserIdentifier(char.NumericString):
+    pass
+
+
+NumericUserIdentifier.subtypeSpec = constraint.ValueSizeConstraint(1, ub_numeric_user_id_length)
+
+
+class CountryName(univ.Choice):
+    pass
+
+
+CountryName.tagSet = univ.Choice.tagSet.tagExplicitly(tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 1))
+CountryName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('x121-dcc-code', char.NumericString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(ub_country_name_numeric_length, ub_country_name_numeric_length))),
+    namedtype.NamedType('iso-3166-alpha2-code', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(ub_country_name_alpha_length, ub_country_name_alpha_length)))
+)
+
+
+class OrganizationName(char.PrintableString):
+    pass
+
+
+OrganizationName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_organization_name_length)
+
+
+class OrganizationalUnitNames(univ.SequenceOf):
+    pass
+
+
+OrganizationalUnitNames.componentType = OrganizationalUnitName()
+OrganizationalUnitNames.subtypeSpec = constraint.ValueSizeConstraint(1, ub_organizational_units)
+
+
+class PrivateDomainName(univ.Choice):
+    pass
+
+
+PrivateDomainName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('numeric', char.NumericString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_name_length))),
+    namedtype.NamedType('printable', char.PrintableString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_name_length)))
+)
+
+
+class BuiltInStandardAttributes(univ.Sequence):
+    pass
+
+
+BuiltInStandardAttributes.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('country-name', CountryName()),
+    namedtype.OptionalNamedType('administration-domain-name', AdministrationDomainName()),
+    namedtype.OptionalNamedType('network-address', NetworkAddress().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('terminal-identifier', TerminalIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('private-domain-name', PrivateDomainName().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
+    namedtype.OptionalNamedType('organization-name', OrganizationName().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
+    namedtype.OptionalNamedType('numeric-user-identifier', NumericUserIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))),
+    namedtype.OptionalNamedType('personal-name', PersonalName().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5))),
+    namedtype.OptionalNamedType('organizational-unit-names', OrganizationalUnitNames().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 6)))
+)
+
+
+class ORAddress(univ.Sequence):
+    pass
+
+
+ORAddress.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('built-in-standard-attributes', BuiltInStandardAttributes()),
+    namedtype.OptionalNamedType('built-in-domain-defined-attributes', BuiltInDomainDefinedAttributes()),
+    namedtype.OptionalNamedType('extension-attributes', ExtensionAttributes())
+)
+
+
+class DistinguishedName(RDNSequence):
+    pass
+
+
+id_ad_timeStamping = _buildOid(id_ad, 3)
+
+
+class PhysicalDeliveryOfficeNumber(PDSParameter):
+    pass
+
+
+teletex_domain_defined_attributes = univ.Integer(6)
+
+
+class UniquePostalName(PDSParameter):
+    pass
+
+
+physical_delivery_country_name = univ.Integer(8)
+
+ub_pds_name_length = univ.Integer(16)
+
+
+class PDSName(char.PrintableString):
+    pass
+
+
+PDSName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_pds_name_length)
+
+
+class TeletexPersonalName(univ.Set):
+    pass
+
+
+TeletexPersonalName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('surname', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_surname_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('given-name', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_given_name_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('initials', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_initials_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.OptionalNamedType('generation-qualifier', char.TeletexString().subtype(
+        subtypeSpec=constraint.ValueSizeConstraint(1, ub_generation_qualifier_length)).subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+)
+
+street_address = univ.Integer(17)
+
+
+class PostOfficeBoxAddress(PDSParameter):
+    pass
+
+
+local_postal_attributes = univ.Integer(21)
+
+
+class DirectoryString(univ.Choice):
+    pass
+
+
+DirectoryString.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('teletexString',
+                        char.TeletexString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+    namedtype.NamedType('printableString',
+                        char.PrintableString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+    namedtype.NamedType('universalString',
+                        char.UniversalString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+    namedtype.NamedType('utf8String', char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),
+    namedtype.NamedType('bmpString', char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX)))
+)
+
+teletex_common_name = univ.Integer(2)
+
+
+class CommonName(char.PrintableString):
+    pass
+
+
+CommonName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_common_name_length)
+
+
+class Certificate(univ.Sequence):
+    pass
+
+
+Certificate.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('tbsCertificate', TBSCertificate()),
+    namedtype.NamedType('signatureAlgorithm', AlgorithmIdentifier()),
+    namedtype.NamedType('signature', univ.BitString())
+)
+
+
+class TeletexOrganizationalUnitName(char.TeletexString):
+    pass
+
+
+TeletexOrganizationalUnitName.subtypeSpec = constraint.ValueSizeConstraint(1, ub_organizational_unit_name_length)
+
+id_at_name = _buildOid(id_at, 41)
+
+
+class TeletexOrganizationalUnitNames(univ.SequenceOf):
+    pass
+
+
+TeletexOrganizationalUnitNames.componentType = TeletexOrganizationalUnitName()
+TeletexOrganizationalUnitNames.subtypeSpec = constraint.ValueSizeConstraint(1, ub_organizational_units)
+
+id_ce = _buildOid(2, 5, 29)
+
+id_ce_issuerAltName = _buildOid(id_ce, 18)
+
+
+class SkipCerts(univ.Integer):
+    pass
+
+
+SkipCerts.subtypeSpec = constraint.ValueRangeConstraint(0, MAX)
+
+
+class CRLReason(univ.Enumerated):
+    pass
+
+
+CRLReason.namedValues = namedval.NamedValues(
+    ('unspecified', 0),
+    ('keyCompromise', 1),
+    ('cACompromise', 2),
+    ('affiliationChanged', 3),
+    ('superseded', 4),
+    ('cessationOfOperation', 5),
+    ('certificateHold', 6),
+    ('removeFromCRL', 8),
+    ('privilegeWithdrawn', 9),
+    ('aACompromise', 10)
+)
+
+
+class PrivateKeyUsagePeriod(univ.Sequence):
+    pass
+
+
+PrivateKeyUsagePeriod.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('notBefore', useful.GeneralizedTime().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('notAfter', useful.GeneralizedTime().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+anotherNameMap = {
+
+}
+
+
+class AnotherName(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type-id', univ.ObjectIdentifier()),
+        namedtype.NamedType(
+            'value',
+            univ.Any().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)),
+            openType=opentype.OpenType('type-id', anotherNameMap)
+        )
+    )
+
+
+class EDIPartyName(univ.Sequence):
+    pass
+
+
+EDIPartyName.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('nameAssigner', DirectoryString().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.NamedType('partyName', DirectoryString().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+)
+
+
+class GeneralName(univ.Choice):
+    pass
+
+
+GeneralName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('otherName',
+                        AnotherName().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.NamedType('rfc822Name',
+                        char.IA5String().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('dNSName',
+                        char.IA5String().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.NamedType('x400Address',
+                        ORAddress().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
+    namedtype.NamedType('directoryName',
+                        Name().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4))),
+    namedtype.NamedType('ediPartyName',
+                        EDIPartyName().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5))),
+    namedtype.NamedType('uniformResourceIdentifier',
+                        char.IA5String().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 6))),
+    namedtype.NamedType('iPAddress',
+                        univ.OctetString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 7))),
+    namedtype.NamedType('registeredID', univ.ObjectIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 8)))
+)
+
+
+class BaseDistance(univ.Integer):
+    pass
+
+
+BaseDistance.subtypeSpec = constraint.ValueRangeConstraint(0, MAX)
+
+
+class GeneralSubtree(univ.Sequence):
+    pass
+
+
+GeneralSubtree.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('base', GeneralName()),
+    namedtype.DefaultedNamedType('minimum', BaseDistance().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)).subtype(value=0)),
+    namedtype.OptionalNamedType('maximum', BaseDistance().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class GeneralNames(univ.SequenceOf):
+    pass
+
+
+GeneralNames.componentType = GeneralName()
+GeneralNames.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class DistributionPointName(univ.Choice):
+    pass
+
+
+DistributionPointName.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('fullName',
+                        GeneralNames().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('nameRelativeToCRLIssuer', RelativeDistinguishedName().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class ReasonFlags(univ.BitString):
+    pass
+
+
+ReasonFlags.namedValues = namedval.NamedValues(
+    ('unused', 0),
+    ('keyCompromise', 1),
+    ('cACompromise', 2),
+    ('affiliationChanged', 3),
+    ('superseded', 4),
+    ('cessationOfOperation', 5),
+    ('certificateHold', 6),
+    ('privilegeWithdrawn', 7),
+    ('aACompromise', 8)
+)
+
+
+class IssuingDistributionPoint(univ.Sequence):
+    pass
+
+
+IssuingDistributionPoint.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('distributionPoint', DistributionPointName().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.DefaultedNamedType('onlyContainsUserCerts', univ.Boolean().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)).subtype(value=0)),
+    namedtype.DefaultedNamedType('onlyContainsCACerts', univ.Boolean().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)).subtype(value=0)),
+    namedtype.OptionalNamedType('onlySomeReasons', ReasonFlags().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
+    namedtype.DefaultedNamedType('indirectCRL', univ.Boolean().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4)).subtype(value=0)),
+    namedtype.DefaultedNamedType('onlyContainsAttributeCerts', univ.Boolean().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 5)).subtype(value=0))
+)
+
+id_ce_certificatePolicies = _buildOid(id_ce, 32)
+
+id_kp_emailProtection = _buildOid(id_kp, 4)
+
+
+class AccessDescription(univ.Sequence):
+    pass
+
+
+AccessDescription.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('accessMethod', univ.ObjectIdentifier()),
+    namedtype.NamedType('accessLocation', GeneralName())
+)
+
+
+class IssuerAltName(GeneralNames):
+    pass
+
+
+id_ce_cRLDistributionPoints = _buildOid(id_ce, 31)
+
+holdInstruction = _buildOid(2, 2, 840, 10040, 2)
+
+id_holdinstruction_callissuer = _buildOid(holdInstruction, 2)
+
+id_ce_subjectDirectoryAttributes = _buildOid(id_ce, 9)
+
+id_ce_issuingDistributionPoint = _buildOid(id_ce, 28)
+
+
+class DistributionPoint(univ.Sequence):
+    pass
+
+
+DistributionPoint.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('distributionPoint', DistributionPointName().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.OptionalNamedType('reasons', ReasonFlags().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('cRLIssuer', GeneralNames().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
+)
+
+
+class CRLDistributionPoints(univ.SequenceOf):
+    pass
+
+
+CRLDistributionPoints.componentType = DistributionPoint()
+CRLDistributionPoints.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class GeneralSubtrees(univ.SequenceOf):
+    pass
+
+
+GeneralSubtrees.componentType = GeneralSubtree()
+GeneralSubtrees.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class NameConstraints(univ.Sequence):
+    pass
+
+
+NameConstraints.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('permittedSubtrees', GeneralSubtrees().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('excludedSubtrees', GeneralSubtrees().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class SubjectDirectoryAttributes(univ.SequenceOf):
+    pass
+
+
+SubjectDirectoryAttributes.componentType = Attribute()
+SubjectDirectoryAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+id_kp_OCSPSigning = _buildOid(id_kp, 9)
+
+id_kp_timeStamping = _buildOid(id_kp, 8)
+
+
+class DisplayText(univ.Choice):
+    pass
+
+
+DisplayText.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('ia5String', char.IA5String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, 200))),
+    namedtype.NamedType('visibleString',
+                        char.VisibleString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, 200))),
+    namedtype.NamedType('bmpString', char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, 200))),
+    namedtype.NamedType('utf8String', char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, 200)))
+)
+
+
+class NoticeReference(univ.Sequence):
+    pass
+
+
+NoticeReference.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('organization', DisplayText()),
+    namedtype.NamedType('noticeNumbers', univ.SequenceOf(componentType=univ.Integer()))
+)
+
+
+class UserNotice(univ.Sequence):
+    pass
+
+
+UserNotice.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('noticeRef', NoticeReference()),
+    namedtype.OptionalNamedType('explicitText', DisplayText())
+)
+
+
+class PolicyQualifierId(univ.ObjectIdentifier):
+    pass
+
+
+policyQualifierInfoMap = {
+
+}
+
+
+class PolicyQualifierInfo(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('policyQualifierId', PolicyQualifierId()),
+        namedtype.NamedType(
+            'qualifier', univ.Any(),
+            openType=opentype.OpenType('policyQualifierId', policyQualifierInfoMap)
+        )
+    )
+
+
+class CertPolicyId(univ.ObjectIdentifier):
+    pass
+
+
+class PolicyInformation(univ.Sequence):
+    pass
+
+
+PolicyInformation.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('policyIdentifier', CertPolicyId()),
+    namedtype.OptionalNamedType('policyQualifiers', univ.SequenceOf(componentType=PolicyQualifierInfo()))
+)
+
+
+class CertificatePolicies(univ.SequenceOf):
+    pass
+
+
+CertificatePolicies.componentType = PolicyInformation()
+CertificatePolicies.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class SubjectAltName(GeneralNames):
+    pass
+
+
+id_ce_basicConstraints = _buildOid(id_ce, 19)
+
+id_ce_authorityKeyIdentifier = _buildOid(id_ce, 35)
+
+id_kp_codeSigning = _buildOid(id_kp, 3)
+
+
+class BasicConstraints(univ.Sequence):
+    pass
+
+
+BasicConstraints.componentType = namedtype.NamedTypes(
+    namedtype.DefaultedNamedType('cA', univ.Boolean().subtype(value=0)),
+    namedtype.OptionalNamedType('pathLenConstraint',
+                                univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, MAX)))
+)
+
+id_ce_certificateIssuer = _buildOid(id_ce, 29)
+
+
+class PolicyMappings(univ.SequenceOf):
+    pass
+
+
+PolicyMappings.componentType = univ.Sequence(
+    componentType=namedtype.NamedTypes(
+        namedtype.NamedType('issuerDomainPolicy', CertPolicyId()),
+        namedtype.NamedType('subjectDomainPolicy', CertPolicyId())
+    )
+)
+
+PolicyMappings.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class InhibitAnyPolicy(SkipCerts):
+    pass
+
+
+anyPolicy = _buildOid(id_ce_certificatePolicies, 0)
+
+
+class CRLNumber(univ.Integer):
+    pass
+
+
+CRLNumber.subtypeSpec = constraint.ValueRangeConstraint(0, MAX)
+
+
+class BaseCRLNumber(CRLNumber):
+    pass
+
+
+id_ce_nameConstraints = _buildOid(id_ce, 30)
+
+id_kp_serverAuth = _buildOid(id_kp, 1)
+
+id_ce_freshestCRL = _buildOid(id_ce, 46)
+
+id_ce_cRLReasons = _buildOid(id_ce, 21)
+
+id_ce_extKeyUsage = _buildOid(id_ce, 37)
+
+
+class KeyIdentifier(univ.OctetString):
+    pass
+
+
+class AuthorityKeyIdentifier(univ.Sequence):
+    pass
+
+
+AuthorityKeyIdentifier.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('keyIdentifier', KeyIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('authorityCertIssuer', GeneralNames().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.OptionalNamedType('authorityCertSerialNumber', CertificateSerialNumber().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
+)
+
+
+class FreshestCRL(CRLDistributionPoints):
+    pass
+
+
+id_ce_policyConstraints = _buildOid(id_ce, 36)
+
+id_pe_authorityInfoAccess = _buildOid(id_pe, 1)
+
+
+class AuthorityInfoAccessSyntax(univ.SequenceOf):
+    pass
+
+
+AuthorityInfoAccessSyntax.componentType = AccessDescription()
+AuthorityInfoAccessSyntax.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+id_holdinstruction_none = _buildOid(holdInstruction, 1)
+
+
+class CPSuri(char.IA5String):
+    pass
+
+
+id_pe_subjectInfoAccess = _buildOid(id_pe, 11)
+
+
+class SubjectKeyIdentifier(KeyIdentifier):
+    pass
+
+
+id_ce_subjectAltName = _buildOid(id_ce, 17)
+
+
+class KeyPurposeId(univ.ObjectIdentifier):
+    pass
+
+
+class ExtKeyUsageSyntax(univ.SequenceOf):
+    pass
+
+
+ExtKeyUsageSyntax.componentType = KeyPurposeId()
+ExtKeyUsageSyntax.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class HoldInstructionCode(univ.ObjectIdentifier):
+    pass
+
+
+id_ce_deltaCRLIndicator = _buildOid(id_ce, 27)
+
+id_ce_keyUsage = _buildOid(id_ce, 15)
+
+id_ce_holdInstructionCode = _buildOid(id_ce, 23)
+
+
+class SubjectInfoAccessSyntax(univ.SequenceOf):
+    pass
+
+
+SubjectInfoAccessSyntax.componentType = AccessDescription()
+SubjectInfoAccessSyntax.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class InvalidityDate(useful.GeneralizedTime):
+    pass
+
+
+class KeyUsage(univ.BitString):
+    pass
+
+
+KeyUsage.namedValues = namedval.NamedValues(
+    ('digitalSignature', 0),
+    ('nonRepudiation', 1),
+    ('keyEncipherment', 2),
+    ('dataEncipherment', 3),
+    ('keyAgreement', 4),
+    ('keyCertSign', 5),
+    ('cRLSign', 6),
+    ('encipherOnly', 7),
+    ('decipherOnly', 8)
+)
+
+id_ce_invalidityDate = _buildOid(id_ce, 24)
+
+id_ce_policyMappings = _buildOid(id_ce, 33)
+
+anyExtendedKeyUsage = _buildOid(id_ce_extKeyUsage, 0)
+
+id_ce_privateKeyUsagePeriod = _buildOid(id_ce, 16)
+
+id_ce_cRLNumber = _buildOid(id_ce, 20)
+
+
+class CertificateIssuer(GeneralNames):
+    pass
+
+
+id_holdinstruction_reject = _buildOid(holdInstruction, 3)
+
+
+class PolicyConstraints(univ.Sequence):
+    pass
+
+
+PolicyConstraints.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('requireExplicitPolicy',
+                                SkipCerts().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('inhibitPolicyMapping',
+                                SkipCerts().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+id_kp_clientAuth = _buildOid(id_kp, 2)
+
+id_ce_subjectKeyIdentifier = _buildOid(id_ce, 14)
+
+id_ce_inhibitAnyPolicy = _buildOid(id_ce, 54)
+
+# map of AttributeType -> AttributeValue
+
+_certificateAttributesMapUpdate = {
+    id_at_name: X520name(),
+    id_at_surname: X520name(),
+    id_at_givenName: X520name(),
+    id_at_initials: X520name(),
+    id_at_generationQualifier: X520name(),
+    id_at_commonName: X520CommonName(),
+    id_at_localityName: X520LocalityName(),
+    id_at_stateOrProvinceName: X520StateOrProvinceName(),
+    id_at_organizationName: X520OrganizationName(),
+    id_at_organizationalUnitName: X520OrganizationalUnitName(),
+    id_at_title: X520Title(),
+    id_at_dnQualifier: X520dnQualifier(),
+    id_at_countryName: X520countryName(),
+    id_at_serialNumber: X520SerialNumber(),
+    id_at_pseudonym: X520Pseudonym(),
+    id_domainComponent: DomainComponent(),
+    id_emailAddress: EmailAddress(),
+}
+
+certificateAttributesMap.update(_certificateAttributesMapUpdate)
+
+
+# map of Certificate Extension OIDs to Extensions
+
+_certificateExtensionsMap = {
+    id_ce_authorityKeyIdentifier: AuthorityKeyIdentifier(),
+    id_ce_subjectKeyIdentifier: SubjectKeyIdentifier(),
+    id_ce_keyUsage: KeyUsage(),
+    id_ce_privateKeyUsagePeriod: PrivateKeyUsagePeriod(),
+    id_ce_certificatePolicies: PolicyInformation(),  # could be a sequence of concat'ed objects?
+    id_ce_policyMappings: PolicyMappings(),
+    id_ce_subjectAltName: SubjectAltName(),
+    id_ce_issuerAltName: IssuerAltName(),
+    id_ce_subjectDirectoryAttributes: SubjectDirectoryAttributes(),
+    id_ce_basicConstraints: BasicConstraints(),
+    id_ce_nameConstraints: NameConstraints(),
+    id_ce_policyConstraints: PolicyConstraints(),
+    id_ce_extKeyUsage: ExtKeyUsageSyntax(),
+    id_ce_cRLDistributionPoints: CRLDistributionPoints(),
+    id_pe_authorityInfoAccess: AuthorityInfoAccessSyntax(),
+    id_ce_cRLNumber: univ.Integer(),
+    id_ce_deltaCRLIndicator: BaseCRLNumber(),
+    id_ce_issuingDistributionPoint: IssuingDistributionPoint(),
+    id_ce_cRLReasons: CRLReason(),
+    id_ce_holdInstructionCode: univ.ObjectIdentifier(),
+    id_ce_invalidityDate: useful.GeneralizedTime(),
+    id_ce_certificateIssuer: GeneralNames(),
+}
+
+certificateExtensionsMap.update(_certificateExtensionsMap)
diff --git a/pyasn1_modules/rfc5652.py b/pyasn1_modules/rfc5652.py
new file mode 100644
index 0000000..5fd5b79
--- /dev/null
+++ b/pyasn1_modules/rfc5652.py
@@ -0,0 +1,706 @@
+# coding: utf-8
+#
+# This file is part of pyasn1-modules software.
+#
+# Created by Stanisław Pitucha with asn1ate tool.
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# Cryptographic Message Syntax (CMS)
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc5652.txt
+#
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import tag
+from pyasn1.type import univ
+from pyasn1.type import useful
+
+from pyasn1_modules import rfc3281
+from pyasn1_modules import rfc5280
+
+MAX = float('inf')
+
+
+def _buildOid(*components):
+    output = []
+    for x in tuple(components):
+        if isinstance(x, univ.ObjectIdentifier):
+            output.extend(list(x))
+        else:
+            output.append(int(x))
+
+    return univ.ObjectIdentifier(output)
+
+
+class AttCertVersionV1(univ.Integer):
+    pass
+
+
+AttCertVersionV1.namedValues = namedval.NamedValues(
+    ('v1', 0)
+)
+
+
+class AttributeCertificateInfoV1(univ.Sequence):
+    pass
+
+
+AttributeCertificateInfoV1.componentType = namedtype.NamedTypes(
+    namedtype.DefaultedNamedType('version', AttCertVersionV1().subtype(value="v1")),
+    namedtype.NamedType(
+        'subject', univ.Choice(
+            componentType=namedtype.NamedTypes(
+                namedtype.NamedType('baseCertificateID', rfc3281.IssuerSerial().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+                namedtype.NamedType('subjectName', rfc5280.GeneralNames().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+            )
+        )
+    ),
+    namedtype.NamedType('issuer', rfc5280.GeneralNames()),
+    namedtype.NamedType('signature', rfc5280.AlgorithmIdentifier()),
+    namedtype.NamedType('serialNumber', rfc5280.CertificateSerialNumber()),
+    namedtype.NamedType('attCertValidityPeriod', rfc3281.AttCertValidityPeriod()),
+    namedtype.NamedType('attributes', univ.SequenceOf(componentType=rfc5280.Attribute())),
+    namedtype.OptionalNamedType('issuerUniqueID', rfc5280.UniqueIdentifier()),
+    namedtype.OptionalNamedType('extensions', rfc5280.Extensions())
+)
+
+
+class AttributeCertificateV1(univ.Sequence):
+    pass
+
+
+AttributeCertificateV1.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('acInfo', AttributeCertificateInfoV1()),
+    namedtype.NamedType('signatureAlgorithm', rfc5280.AlgorithmIdentifier()),
+    namedtype.NamedType('signature', univ.BitString())
+)
+
+
+class AttributeValue(univ.Any):
+    pass
+
+
+class Attribute(univ.Sequence):
+    pass
+
+
+Attribute.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('attrType', univ.ObjectIdentifier()),
+    namedtype.NamedType('attrValues', univ.SetOf(componentType=AttributeValue()))
+)
+
+
+class SignedAttributes(univ.SetOf):
+    pass
+
+
+SignedAttributes.componentType = Attribute()
+SignedAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class AttributeCertificateV2(rfc3281.AttributeCertificate):
+    pass
+
+
+class OtherKeyAttribute(univ.Sequence):
+    pass
+
+
+OtherKeyAttribute.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('keyAttrId', univ.ObjectIdentifier()),
+    namedtype.OptionalNamedType('keyAttr', univ.Any())
+)
+
+
+class UnauthAttributes(univ.SetOf):
+    pass
+
+
+UnauthAttributes.componentType = Attribute()
+UnauthAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+id_encryptedData = _buildOid(1, 2, 840, 113549, 1, 7, 6)
+
+
+class SignatureValue(univ.OctetString):
+    pass
+
+
+class IssuerAndSerialNumber(univ.Sequence):
+    pass
+
+
+IssuerAndSerialNumber.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuer', rfc5280.Name()),
+    namedtype.NamedType('serialNumber', rfc5280.CertificateSerialNumber())
+)
+
+
+class SubjectKeyIdentifier(univ.OctetString):
+    pass
+
+
+class RecipientKeyIdentifier(univ.Sequence):
+    pass
+
+
+RecipientKeyIdentifier.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('subjectKeyIdentifier', SubjectKeyIdentifier()),
+    namedtype.OptionalNamedType('date', useful.GeneralizedTime()),
+    namedtype.OptionalNamedType('other', OtherKeyAttribute())
+)
+
+
+class KeyAgreeRecipientIdentifier(univ.Choice):
+    pass
+
+
+KeyAgreeRecipientIdentifier.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
+    namedtype.NamedType('rKeyId', RecipientKeyIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+)
+
+
+class EncryptedKey(univ.OctetString):
+    pass
+
+
+class RecipientEncryptedKey(univ.Sequence):
+    pass
+
+
+RecipientEncryptedKey.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('rid', KeyAgreeRecipientIdentifier()),
+    namedtype.NamedType('encryptedKey', EncryptedKey())
+)
+
+
+class RecipientEncryptedKeys(univ.SequenceOf):
+    pass
+
+
+RecipientEncryptedKeys.componentType = RecipientEncryptedKey()
+
+
+class MessageAuthenticationCode(univ.OctetString):
+    pass
+
+
+class CMSVersion(univ.Integer):
+    pass
+
+
+CMSVersion.namedValues = namedval.NamedValues(
+    ('v0', 0),
+    ('v1', 1),
+    ('v2', 2),
+    ('v3', 3),
+    ('v4', 4),
+    ('v5', 5)
+)
+
+
+class OtherCertificateFormat(univ.Sequence):
+    pass
+
+
+OtherCertificateFormat.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('otherCertFormat', univ.ObjectIdentifier()),
+    namedtype.NamedType('otherCert', univ.Any())
+)
+
+
+class ExtendedCertificateInfo(univ.Sequence):
+    pass
+
+
+ExtendedCertificateInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('certificate', rfc5280.Certificate()),
+    namedtype.NamedType('attributes', UnauthAttributes())
+)
+
+
+class Signature(univ.BitString):
+    pass
+
+
+class SignatureAlgorithmIdentifier(rfc5280.AlgorithmIdentifier):
+    pass
+
+
+class ExtendedCertificate(univ.Sequence):
+    pass
+
+
+ExtendedCertificate.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('extendedCertificateInfo', ExtendedCertificateInfo()),
+    namedtype.NamedType('signatureAlgorithm', SignatureAlgorithmIdentifier()),
+    namedtype.NamedType('signature', Signature())
+)
+
+
+class CertificateChoices(univ.Choice):
+    pass
+
+
+CertificateChoices.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('certificate', rfc5280.Certificate()),
+    namedtype.NamedType('extendedCertificate', ExtendedCertificate().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.NamedType('v1AttrCert', AttributeCertificateV1().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('v2AttrCert', AttributeCertificateV2().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.NamedType('other', OtherCertificateFormat().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3)))
+)
+
+
+class CertificateSet(univ.SetOf):
+    pass
+
+
+CertificateSet.componentType = CertificateChoices()
+
+
+class OtherRevocationInfoFormat(univ.Sequence):
+    pass
+
+
+OtherRevocationInfoFormat.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('otherRevInfoFormat', univ.ObjectIdentifier()),
+    namedtype.NamedType('otherRevInfo', univ.Any())
+)
+
+
+class RevocationInfoChoice(univ.Choice):
+    pass
+
+
+RevocationInfoChoice.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('crl', rfc5280.CertificateList()),
+    namedtype.NamedType('other', OtherRevocationInfoFormat().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+)
+
+
+class RevocationInfoChoices(univ.SetOf):
+    pass
+
+
+RevocationInfoChoices.componentType = RevocationInfoChoice()
+
+
+class OriginatorInfo(univ.Sequence):
+    pass
+
+
+OriginatorInfo.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('certs', CertificateSet().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('crls', RevocationInfoChoices().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class ContentType(univ.ObjectIdentifier):
+    pass
+
+
+class EncryptedContent(univ.OctetString):
+    pass
+
+
+class ContentEncryptionAlgorithmIdentifier(rfc5280.AlgorithmIdentifier):
+    pass
+
+
+class EncryptedContentInfo(univ.Sequence):
+    pass
+
+
+EncryptedContentInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('contentType', ContentType()),
+    namedtype.NamedType('contentEncryptionAlgorithm', ContentEncryptionAlgorithmIdentifier()),
+    namedtype.OptionalNamedType('encryptedContent', EncryptedContent().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+
+class UnprotectedAttributes(univ.SetOf):
+    pass
+
+
+UnprotectedAttributes.componentType = Attribute()
+UnprotectedAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class KeyEncryptionAlgorithmIdentifier(rfc5280.AlgorithmIdentifier):
+    pass
+
+
+class KEKIdentifier(univ.Sequence):
+    pass
+
+
+KEKIdentifier.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('keyIdentifier', univ.OctetString()),
+    namedtype.OptionalNamedType('date', useful.GeneralizedTime()),
+    namedtype.OptionalNamedType('other', OtherKeyAttribute())
+)
+
+
+class KEKRecipientInfo(univ.Sequence):
+    pass
+
+
+KEKRecipientInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('kekid', KEKIdentifier()),
+    namedtype.NamedType('keyEncryptionAlgorithm', KeyEncryptionAlgorithmIdentifier()),
+    namedtype.NamedType('encryptedKey', EncryptedKey())
+)
+
+
+class KeyDerivationAlgorithmIdentifier(rfc5280.AlgorithmIdentifier):
+    pass
+
+
+class PasswordRecipientInfo(univ.Sequence):
+    pass
+
+
+PasswordRecipientInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.OptionalNamedType('keyDerivationAlgorithm', KeyDerivationAlgorithmIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('keyEncryptionAlgorithm', KeyEncryptionAlgorithmIdentifier()),
+    namedtype.NamedType('encryptedKey', EncryptedKey())
+)
+
+
+class RecipientIdentifier(univ.Choice):
+    pass
+
+
+RecipientIdentifier.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
+    namedtype.NamedType('subjectKeyIdentifier', SubjectKeyIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+
+class KeyTransRecipientInfo(univ.Sequence):
+    pass
+
+
+KeyTransRecipientInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('rid', RecipientIdentifier()),
+    namedtype.NamedType('keyEncryptionAlgorithm', KeyEncryptionAlgorithmIdentifier()),
+    namedtype.NamedType('encryptedKey', EncryptedKey())
+)
+
+
+class UserKeyingMaterial(univ.OctetString):
+    pass
+
+
+class OriginatorPublicKey(univ.Sequence):
+    pass
+
+
+OriginatorPublicKey.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('algorithm', rfc5280.AlgorithmIdentifier()),
+    namedtype.NamedType('publicKey', univ.BitString())
+)
+
+
+class OriginatorIdentifierOrKey(univ.Choice):
+    pass
+
+
+OriginatorIdentifierOrKey.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
+    namedtype.NamedType('subjectKeyIdentifier', SubjectKeyIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('originatorKey', OriginatorPublicKey().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
+)
+
+
+class KeyAgreeRecipientInfo(univ.Sequence):
+    pass
+
+
+KeyAgreeRecipientInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('originator', OriginatorIdentifierOrKey().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.OptionalNamedType('ukm', UserKeyingMaterial().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('keyEncryptionAlgorithm', KeyEncryptionAlgorithmIdentifier()),
+    namedtype.NamedType('recipientEncryptedKeys', RecipientEncryptedKeys())
+)
+
+
+class OtherRecipientInfo(univ.Sequence):
+    pass
+
+
+OtherRecipientInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('oriType', univ.ObjectIdentifier()),
+    namedtype.NamedType('oriValue', univ.Any())
+)
+
+
+class RecipientInfo(univ.Choice):
+    pass
+
+
+RecipientInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('ktri', KeyTransRecipientInfo()),
+    namedtype.NamedType('kari', KeyAgreeRecipientInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
+    namedtype.NamedType('kekri', KEKRecipientInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
+    namedtype.NamedType('pwri', PasswordRecipientInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+    namedtype.NamedType('ori', OtherRecipientInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4)))
+)
+
+
+class RecipientInfos(univ.SetOf):
+    pass
+
+
+RecipientInfos.componentType = RecipientInfo()
+RecipientInfos.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class EnvelopedData(univ.Sequence):
+    pass
+
+
+EnvelopedData.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.OptionalNamedType('originatorInfo', OriginatorInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.NamedType('recipientInfos', RecipientInfos()),
+    namedtype.NamedType('encryptedContentInfo', EncryptedContentInfo()),
+    namedtype.OptionalNamedType('unprotectedAttrs', UnprotectedAttributes().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class DigestAlgorithmIdentifier(rfc5280.AlgorithmIdentifier):
+    pass
+
+
+id_ct_contentInfo = _buildOid(1, 2, 840, 113549, 1, 9, 16, 1, 6)
+
+id_digestedData = _buildOid(1, 2, 840, 113549, 1, 7, 5)
+
+
+class EncryptedData(univ.Sequence):
+    pass
+
+
+EncryptedData.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('encryptedContentInfo', EncryptedContentInfo()),
+    namedtype.OptionalNamedType('unprotectedAttrs', UnprotectedAttributes().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+id_messageDigest = _buildOid(1, 2, 840, 113549, 1, 9, 4)
+
+id_signedData = _buildOid(1, 2, 840, 113549, 1, 7, 2)
+
+
+class MessageAuthenticationCodeAlgorithm(rfc5280.AlgorithmIdentifier):
+    pass
+
+
+class UnsignedAttributes(univ.SetOf):
+    pass
+
+
+UnsignedAttributes.componentType = Attribute()
+UnsignedAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class SignerIdentifier(univ.Choice):
+    pass
+
+
+SignerIdentifier.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
+    namedtype.NamedType('subjectKeyIdentifier', SubjectKeyIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+
+class SignerInfo(univ.Sequence):
+    pass
+
+
+SignerInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('sid', SignerIdentifier()),
+    namedtype.NamedType('digestAlgorithm', DigestAlgorithmIdentifier()),
+    namedtype.OptionalNamedType('signedAttrs', SignedAttributes().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('signatureAlgorithm', SignatureAlgorithmIdentifier()),
+    namedtype.NamedType('signature', SignatureValue()),
+    namedtype.OptionalNamedType('unsignedAttrs', UnsignedAttributes().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+class SignerInfos(univ.SetOf):
+    pass
+
+
+SignerInfos.componentType = SignerInfo()
+
+
+class Countersignature(SignerInfo):
+    pass
+
+
+class ContentInfo(univ.Sequence):
+    pass
+
+
+ContentInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('contentType', ContentType()),
+    namedtype.NamedType('content', univ.Any().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+
+class EncapsulatedContentInfo(univ.Sequence):
+    pass
+
+
+EncapsulatedContentInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('eContentType', ContentType()),
+    namedtype.OptionalNamedType('eContent', univ.OctetString().subtype(
+        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+)
+
+id_countersignature = _buildOid(1, 2, 840, 113549, 1, 9, 6)
+
+id_data = _buildOid(1, 2, 840, 113549, 1, 7, 1)
+
+
+class MessageDigest(univ.OctetString):
+    pass
+
+
+class AuthAttributes(univ.SetOf):
+    pass
+
+
+AuthAttributes.componentType = Attribute()
+AuthAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class Time(univ.Choice):
+    pass
+
+
+Time.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('utcTime', useful.UTCTime()),
+    namedtype.NamedType('generalTime', useful.GeneralizedTime())
+)
+
+
+class AuthenticatedData(univ.Sequence):
+    pass
+
+
+AuthenticatedData.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.OptionalNamedType('originatorInfo', OriginatorInfo().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.NamedType('recipientInfos', RecipientInfos()),
+    namedtype.NamedType('macAlgorithm', MessageAuthenticationCodeAlgorithm()),
+    namedtype.OptionalNamedType('digestAlgorithm', DigestAlgorithmIdentifier().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('encapContentInfo', EncapsulatedContentInfo()),
+    namedtype.OptionalNamedType('authAttrs', AuthAttributes().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+    namedtype.NamedType('mac', MessageAuthenticationCode()),
+    namedtype.OptionalNamedType('unauthAttrs', UnauthAttributes().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+)
+
+id_contentType = _buildOid(1, 2, 840, 113549, 1, 9, 3)
+
+
+class ExtendedCertificateOrCertificate(univ.Choice):
+    pass
+
+
+ExtendedCertificateOrCertificate.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('certificate', rfc5280.Certificate()),
+    namedtype.NamedType('extendedCertificate', ExtendedCertificate().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+)
+
+
+class Digest(univ.OctetString):
+    pass
+
+
+class DigestedData(univ.Sequence):
+    pass
+
+
+DigestedData.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('digestAlgorithm', DigestAlgorithmIdentifier()),
+    namedtype.NamedType('encapContentInfo', EncapsulatedContentInfo()),
+    namedtype.NamedType('digest', Digest())
+)
+
+id_envelopedData = _buildOid(1, 2, 840, 113549, 1, 7, 3)
+
+
+class DigestAlgorithmIdentifiers(univ.SetOf):
+    pass
+
+
+DigestAlgorithmIdentifiers.componentType = DigestAlgorithmIdentifier()
+
+
+class SignedData(univ.Sequence):
+    pass
+
+
+SignedData.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('version', CMSVersion()),
+    namedtype.NamedType('digestAlgorithms', DigestAlgorithmIdentifiers()),
+    namedtype.NamedType('encapContentInfo', EncapsulatedContentInfo()),
+    namedtype.OptionalNamedType('certificates', CertificateSet().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.OptionalNamedType('crls', RevocationInfoChoices().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('signerInfos', SignerInfos())
+)
+
+id_signingTime = _buildOid(1, 2, 840, 113549, 1, 9, 5)
+
+
+class SigningTime(Time):
+    pass
+
+
+id_ct_authData = _buildOid(1, 2, 840, 113549, 1, 9, 16, 1, 2)
diff --git a/pyasn1_modules/rfc6402.py b/pyasn1_modules/rfc6402.py
new file mode 100644
index 0000000..faee07f
--- /dev/null
+++ b/pyasn1_modules/rfc6402.py
@@ -0,0 +1,567 @@
+# coding: utf-8
+#
+# This file is part of pyasn1-modules software.
+#
+# Created by Stanisław Pitucha with asn1ate tool.
+# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
+# License: http://pyasn1.sf.net/license.html
+#
+# Certificate Management over CMS (CMC) Updates
+#
+# ASN.1 source from:
+# http://www.ietf.org/rfc/rfc6402.txt
+#
+from pyasn1.type import char
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import namedval
+from pyasn1.type import tag
+from pyasn1.type import univ
+from pyasn1.type import useful
+
+from pyasn1_modules import rfc4211
+from pyasn1_modules import rfc5280
+from pyasn1_modules import rfc5652
+
+MAX = float('inf')
+
+
+def _buildOid(*components):
+    output = []
+    for x in tuple(components):
+        if isinstance(x, univ.ObjectIdentifier):
+            output.extend(list(x))
+        else:
+            output.append(int(x))
+
+    return univ.ObjectIdentifier(output)
+
+
+class ChangeSubjectName(univ.Sequence):
+    pass
+
+
+ChangeSubjectName.componentType = namedtype.NamedTypes(
+    namedtype.OptionalNamedType('subject', rfc5280.Name()),
+    namedtype.OptionalNamedType('subjectAlt', rfc5280.GeneralNames())
+)
+
+
+class AttributeValue(univ.Any):
+    pass
+
+
+class CMCStatus(univ.Integer):
+    pass
+
+
+CMCStatus.namedValues = namedval.NamedValues(
+    ('success', 0),
+    ('failed', 2),
+    ('pending', 3),
+    ('noSupport', 4),
+    ('confirmRequired', 5),
+    ('popRequired', 6),
+    ('partial', 7)
+)
+
+
+class PendInfo(univ.Sequence):
+    pass
+
+
+PendInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('pendToken', univ.OctetString()),
+    namedtype.NamedType('pendTime', useful.GeneralizedTime())
+)
+
+bodyIdMax = univ.Integer(4294967295)
+
+
+class BodyPartID(univ.Integer):
+    pass
+
+
+BodyPartID.subtypeSpec = constraint.ValueRangeConstraint(0, bodyIdMax)
+
+
+class BodyPartPath(univ.SequenceOf):
+    pass
+
+
+BodyPartPath.componentType = BodyPartID()
+BodyPartPath.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+
+class BodyPartReference(univ.Choice):
+    pass
+
+
+BodyPartReference.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('bodyPartID', BodyPartID()),
+    namedtype.NamedType('bodyPartPath', BodyPartPath())
+)
+
+
+class CMCFailInfo(univ.Integer):
+    pass
+
+
+CMCFailInfo.namedValues = namedval.NamedValues(
+    ('badAlg', 0),
+    ('badMessageCheck', 1),
+    ('badRequest', 2),
+    ('badTime', 3),
+    ('badCertId', 4),
+    ('unsupportedExt', 5),
+    ('mustArchiveKeys', 6),
+    ('badIdentity', 7),
+    ('popRequired', 8),
+    ('popFailed', 9),
+    ('noKeyReuse', 10),
+    ('internalCAError', 11),
+    ('tryLater', 12),
+    ('authDataFail', 13)
+)
+
+
+class CMCStatusInfoV2(univ.Sequence):
+    pass
+
+
+CMCStatusInfoV2.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('cMCStatus', CMCStatus()),
+    namedtype.NamedType('bodyList', univ.SequenceOf(componentType=BodyPartReference())),
+    namedtype.OptionalNamedType('statusString', char.UTF8String()),
+    namedtype.OptionalNamedType(
+        'otherInfo', univ.Choice(
+            componentType=namedtype.NamedTypes(
+                namedtype.NamedType('failInfo', CMCFailInfo()),
+                namedtype.NamedType('pendInfo', PendInfo()),
+                namedtype.NamedType(
+                    'extendedFailInfo', univ.Sequence(
+                    componentType=namedtype.NamedTypes(
+                        namedtype.NamedType('failInfoOID', univ.ObjectIdentifier()),
+                        namedtype.NamedType('failInfoValue', AttributeValue()))
+                    )
+                )
+            )
+        )
+    )
+)
+
+
+class GetCRL(univ.Sequence):
+    pass
+
+
+GetCRL.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuerName', rfc5280.Name()),
+    namedtype.OptionalNamedType('cRLName', rfc5280.GeneralName()),
+    namedtype.OptionalNamedType('time', useful.GeneralizedTime()),
+    namedtype.OptionalNamedType('reasons', rfc5280.ReasonFlags())
+)
+
+id_pkix = _buildOid(1, 3, 6, 1, 5, 5, 7)
+
+id_cmc = _buildOid(id_pkix, 7)
+
+id_cmc_batchResponses = _buildOid(id_cmc, 29)
+
+id_cmc_popLinkWitness = _buildOid(id_cmc, 23)
+
+
+class PopLinkWitnessV2(univ.Sequence):
+    pass
+
+
+PopLinkWitnessV2.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('keyGenAlgorithm', rfc5280.AlgorithmIdentifier()),
+    namedtype.NamedType('macAlgorithm', rfc5280.AlgorithmIdentifier()),
+    namedtype.NamedType('witness', univ.OctetString())
+)
+
+id_cmc_popLinkWitnessV2 = _buildOid(id_cmc, 33)
+
+id_cmc_identityProofV2 = _buildOid(id_cmc, 34)
+
+id_cmc_revokeRequest = _buildOid(id_cmc, 17)
+
+id_cmc_recipientNonce = _buildOid(id_cmc, 7)
+
+
+class ControlsProcessed(univ.Sequence):
+    pass
+
+
+ControlsProcessed.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('bodyList', univ.SequenceOf(componentType=BodyPartReference()))
+)
+
+
+class CertificationRequest(univ.Sequence):
+    pass
+
+
+CertificationRequest.componentType = namedtype.NamedTypes(
+    namedtype.NamedType(
+        'certificationRequestInfo', univ.Sequence(
+            componentType=namedtype.NamedTypes(
+                namedtype.NamedType('version', univ.Integer()),
+                namedtype.NamedType('subject', rfc5280.Name()),
+                namedtype.NamedType(
+                    'subjectPublicKeyInfo', univ.Sequence(
+                        componentType=namedtype.NamedTypes(
+                            namedtype.NamedType('algorithm', rfc5280.AlgorithmIdentifier()),
+                            namedtype.NamedType('subjectPublicKey', univ.BitString())
+                        )
+                    )
+                ),
+                namedtype.NamedType(
+                    'attributes', univ.SetOf(
+                        componentType=rfc5652.Attribute()).subtype(
+                        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))
+                )
+            )
+        )
+    ),
+    namedtype.NamedType('signatureAlgorithm', rfc5280.AlgorithmIdentifier()),
+    namedtype.NamedType('signature', univ.BitString())
+)
+
+
+class TaggedCertificationRequest(univ.Sequence):
+    pass
+
+
+TaggedCertificationRequest.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('bodyPartID', BodyPartID()),
+    namedtype.NamedType('certificationRequest', CertificationRequest())
+)
+
+
+class TaggedRequest(univ.Choice):
+    pass
+
+
+TaggedRequest.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('tcr', TaggedCertificationRequest().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+    namedtype.NamedType('crm',
+                        rfc4211.CertReqMsg().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+    namedtype.NamedType('orm', univ.Sequence(componentType=namedtype.NamedTypes(
+        namedtype.NamedType('bodyPartID', BodyPartID()),
+        namedtype.NamedType('requestMessageType', univ.ObjectIdentifier()),
+        namedtype.NamedType('requestMessageValue', univ.Any())
+    ))
+                        .subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2)))
+)
+
+id_cmc_popLinkRandom = _buildOid(id_cmc, 22)
+
+id_cmc_statusInfo = _buildOid(id_cmc, 1)
+
+id_cmc_trustedAnchors = _buildOid(id_cmc, 26)
+
+id_cmc_transactionId = _buildOid(id_cmc, 5)
+
+id_cmc_encryptedPOP = _buildOid(id_cmc, 9)
+
+
+class PublishTrustAnchors(univ.Sequence):
+    pass
+
+
+PublishTrustAnchors.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('seqNumber', univ.Integer()),
+    namedtype.NamedType('hashAlgorithm', rfc5280.AlgorithmIdentifier()),
+    namedtype.NamedType('anchorHashes', univ.SequenceOf(componentType=univ.OctetString()))
+)
+
+
+class RevokeRequest(univ.Sequence):
+    pass
+
+
+RevokeRequest.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuerName', rfc5280.Name()),
+    namedtype.NamedType('serialNumber', univ.Integer()),
+    namedtype.NamedType('reason', rfc5280.CRLReason()),
+    namedtype.OptionalNamedType('invalidityDate', useful.GeneralizedTime()),
+    namedtype.OptionalNamedType('passphrase', univ.OctetString()),
+    namedtype.OptionalNamedType('comment', char.UTF8String())
+)
+
+id_cmc_senderNonce = _buildOid(id_cmc, 6)
+
+id_cmc_authData = _buildOid(id_cmc, 27)
+
+
+class TaggedContentInfo(univ.Sequence):
+    pass
+
+
+TaggedContentInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('bodyPartID', BodyPartID()),
+    namedtype.NamedType('contentInfo', rfc5652.ContentInfo())
+)
+
+
+class IdentifyProofV2(univ.Sequence):
+    pass
+
+
+IdentifyProofV2.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('proofAlgID', rfc5280.AlgorithmIdentifier()),
+    namedtype.NamedType('macAlgId', rfc5280.AlgorithmIdentifier()),
+    namedtype.NamedType('witness', univ.OctetString())
+)
+
+
+class CMCPublicationInfo(univ.Sequence):
+    pass
+
+
+CMCPublicationInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('hashAlg', rfc5280.AlgorithmIdentifier()),
+    namedtype.NamedType('certHashes', univ.SequenceOf(componentType=univ.OctetString())),
+    namedtype.NamedType('pubInfo', rfc4211.PKIPublicationInfo())
+)
+
+id_kp_cmcCA = _buildOid(rfc5280.id_kp, 27)
+
+id_cmc_confirmCertAcceptance = _buildOid(id_cmc, 24)
+
+id_cmc_raIdentityWitness = _buildOid(id_cmc, 35)
+
+id_ExtensionReq = _buildOid(1, 2, 840, 113549, 1, 9, 14)
+
+id_cct = _buildOid(id_pkix, 12)
+
+id_cct_PKIData = _buildOid(id_cct, 2)
+
+id_kp_cmcRA = _buildOid(rfc5280.id_kp, 28)
+
+
+class CMCStatusInfo(univ.Sequence):
+    pass
+
+
+CMCStatusInfo.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('cMCStatus', CMCStatus()),
+    namedtype.NamedType('bodyList', univ.SequenceOf(componentType=BodyPartID())),
+    namedtype.OptionalNamedType('statusString', char.UTF8String()),
+    namedtype.OptionalNamedType(
+        'otherInfo', univ.Choice(
+            componentType=namedtype.NamedTypes(
+                namedtype.NamedType('failInfo', CMCFailInfo()),
+                namedtype.NamedType('pendInfo', PendInfo())
+            )
+        )
+    )
+)
+
+
+class DecryptedPOP(univ.Sequence):
+    pass
+
+
+DecryptedPOP.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('bodyPartID', BodyPartID()),
+    namedtype.NamedType('thePOPAlgID', rfc5280.AlgorithmIdentifier()),
+    namedtype.NamedType('thePOP', univ.OctetString())
+)
+
+id_cmc_addExtensions = _buildOid(id_cmc, 8)
+
+id_cmc_modCertTemplate = _buildOid(id_cmc, 31)
+
+
+class TaggedAttribute(univ.Sequence):
+    pass
+
+
+TaggedAttribute.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('bodyPartID', BodyPartID()),
+    namedtype.NamedType('attrType', univ.ObjectIdentifier()),
+    namedtype.NamedType('attrValues', univ.SetOf(componentType=AttributeValue()))
+)
+
+
+class OtherMsg(univ.Sequence):
+    pass
+
+
+OtherMsg.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('bodyPartID', BodyPartID()),
+    namedtype.NamedType('otherMsgType', univ.ObjectIdentifier()),
+    namedtype.NamedType('otherMsgValue', univ.Any())
+)
+
+
+class PKIData(univ.Sequence):
+    pass
+
+
+PKIData.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('controlSequence', univ.SequenceOf(componentType=TaggedAttribute())),
+    namedtype.NamedType('reqSequence', univ.SequenceOf(componentType=TaggedRequest())),
+    namedtype.NamedType('cmsSequence', univ.SequenceOf(componentType=TaggedContentInfo())),
+    namedtype.NamedType('otherMsgSequence', univ.SequenceOf(componentType=OtherMsg()))
+)
+
+
+class BodyPartList(univ.SequenceOf):
+    pass
+
+
+BodyPartList.componentType = BodyPartID()
+BodyPartList.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+id_cmc_responseBody = _buildOid(id_cmc, 37)
+
+
+class AuthPublish(BodyPartID):
+    pass
+
+
+class CMCUnsignedData(univ.Sequence):
+    pass
+
+
+CMCUnsignedData.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('bodyPartPath', BodyPartPath()),
+    namedtype.NamedType('identifier', univ.ObjectIdentifier()),
+    namedtype.NamedType('content', univ.Any())
+)
+
+
+class CMCCertId(rfc5652.IssuerAndSerialNumber):
+    pass
+
+
+class PKIResponse(univ.Sequence):
+    pass
+
+
+PKIResponse.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('controlSequence', univ.SequenceOf(componentType=TaggedAttribute())),
+    namedtype.NamedType('cmsSequence', univ.SequenceOf(componentType=TaggedContentInfo())),
+    namedtype.NamedType('otherMsgSequence', univ.SequenceOf(componentType=OtherMsg()))
+)
+
+
+class ResponseBody(PKIResponse):
+    pass
+
+
+id_cmc_statusInfoV2 = _buildOid(id_cmc, 25)
+
+id_cmc_lraPOPWitness = _buildOid(id_cmc, 11)
+
+
+class ModCertTemplate(univ.Sequence):
+    pass
+
+
+ModCertTemplate.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('pkiDataReference', BodyPartPath()),
+    namedtype.NamedType('certReferences', BodyPartList()),
+    namedtype.DefaultedNamedType('replace', univ.Boolean().subtype(value=1)),
+    namedtype.NamedType('certTemplate', rfc4211.CertTemplate())
+)
+
+id_cmc_regInfo = _buildOid(id_cmc, 18)
+
+id_cmc_identityProof = _buildOid(id_cmc, 3)
+
+
+class ExtensionReq(univ.SequenceOf):
+    pass
+
+
+ExtensionReq.componentType = rfc5280.Extension()
+ExtensionReq.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
+
+id_kp_cmcArchive = _buildOid(rfc5280.id_kp, 28)
+
+id_cmc_publishCert = _buildOid(id_cmc, 30)
+
+id_cmc_dataReturn = _buildOid(id_cmc, 4)
+
+
+class LraPopWitness(univ.Sequence):
+    pass
+
+
+LraPopWitness.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('pkiDataBodyid', BodyPartID()),
+    namedtype.NamedType('bodyIds', univ.SequenceOf(componentType=BodyPartID()))
+)
+
+id_aa = _buildOid(1, 2, 840, 113549, 1, 9, 16, 2)
+
+id_aa_cmc_unsignedData = _buildOid(id_aa, 34)
+
+id_cmc_getCert = _buildOid(id_cmc, 15)
+
+id_cmc_batchRequests = _buildOid(id_cmc, 28)
+
+id_cmc_decryptedPOP = _buildOid(id_cmc, 10)
+
+id_cmc_responseInfo = _buildOid(id_cmc, 19)
+
+id_cmc_changeSubjectName = _buildOid(id_cmc, 36)
+
+
+class GetCert(univ.Sequence):
+    pass
+
+
+GetCert.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('issuerName', rfc5280.GeneralName()),
+    namedtype.NamedType('serialNumber', univ.Integer())
+)
+
+id_cmc_identification = _buildOid(id_cmc, 2)
+
+id_cmc_queryPending = _buildOid(id_cmc, 21)
+
+
+class AddExtensions(univ.Sequence):
+    pass
+
+
+AddExtensions.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('pkiDataReference', BodyPartID()),
+    namedtype.NamedType('certReferences', univ.SequenceOf(componentType=BodyPartID())),
+    namedtype.NamedType('extensions', univ.SequenceOf(componentType=rfc5280.Extension()))
+)
+
+
+class EncryptedPOP(univ.Sequence):
+    pass
+
+
+EncryptedPOP.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('request', TaggedRequest()),
+    namedtype.NamedType('cms', rfc5652.ContentInfo()),
+    namedtype.NamedType('thePOPAlgID', rfc5280.AlgorithmIdentifier()),
+    namedtype.NamedType('witnessAlgID', rfc5280.AlgorithmIdentifier()),
+    namedtype.NamedType('witness', univ.OctetString())
+)
+
+id_cmc_getCRL = _buildOid(id_cmc, 16)
+
+id_cct_PKIResponse = _buildOid(id_cct, 3)
+
+id_cmc_controlProcessed = _buildOid(id_cmc, 32)
+
+
+class NoSignatureValue(univ.OctetString):
+    pass
+
+
+id_ad_cmc = _buildOid(rfc5280.id_ad, 12)
+
+id_alg_noSignature = _buildOid(id_pkix, 6, 2)