Research ECDSA hash truncation
Closed, ResolvedPublic

Description

Major crypto (TLS) library sources in ECDSA signature computation/verification
truncate hash value to the bitsize of the curve.
Research if adding such truncation will impact GnuPG or other users of libgcrypt.
Patch is proposed at
http://thread.gmane.org/gmane.comp.encryption.gpg.libgcrypt.devel/3401

Details

Version
1.6
werner added a subscriber: werner.Jan 20 2014, 10:58 AM

This has meanwhile been fixed in master with commit 9edcf109.
I don't see a reason tobackport it to 1.6.

werner closed this task as Resolved.Jan 24 2014, 10:52 AM
werner claimed this task.

Oh well, backporting is easy enough. Commit id f6bd8ed, will go into 1.6.1.