1 files changed, 0 insertions, 17 deletions
diff --git a/src/main/java/com/android/apksig/internal/apk/stamp/V2SourceStampSigner.java b/src/main/java/com/android/apksig/internal/apk/stamp/V2SourceStampSigner.java
index 9c00a88..1c1570a 100644
--- a/src/main/java/com/android/apksig/internal/apk/stamp/V2SourceStampSigner.java
+++ b/src/main/java/com/android/apksig/internal/apk/stamp/V2SourceStampSigner.java
@@ -35,7 +35,6 @@ import java.security.InvalidKeyException;
 import java.security.NoSuchAlgorithmException;
 import java.security.SignatureException;
 import java.security.cert.CertificateEncodingException;
-import java.time.Instant;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Comparator;
@@ -203,22 +202,6 @@ public abstract class V2SourceStampSigner {
 
     private static Map<Integer, byte[]> generateStampAttributes(SigningCertificateLineage lineage) {
         HashMap<Integer, byte[]> stampAttributes = new HashMap<>();
-
-        // Write the current epoch time as the timestamp for the source stamp.
-        long timestamp = Instant.now().getEpochSecond();
-        if (timestamp > 0) {
-            ByteBuffer attributeBuffer = ByteBuffer.allocate(8);
-            attributeBuffer.order(ByteOrder.LITTLE_ENDIAN);
-            attributeBuffer.putLong(timestamp);
-            stampAttributes.put(SourceStampConstants.STAMP_TIME_ATTR_ID, attributeBuffer.array());
-        } else {
-            // The epoch time should never be <= 0, and since security decisions can potentially
-            // be made based on the value in the timestamp, throw an Exception to ensure the issues
-            // with the environment are resolved before allowing the signing.
-            throw new IllegalStateException(
-                    "Received an invalid value from Instant#getTimestamp: " + timestamp);
-        }
-
         if (lineage != null) {
             stampAttributes.put(SourceStampConstants.PROOF_OF_ROTATION_ATTR_ID,
                     lineage.encodeSigningCertificateLineage());