gpg rejects SHA224 with DSA-2048

Kevin Kammer mephisto at
Mon Nov 9 04:34:04 CET 2009

On Sun, Nov 08, 2009 at 10:17:52PM -0500 Robert J. Hansen wrote:
> David Shaw wrote:
> > However, if you managed to generate a 2048-bit key with a 224-bit q
> > (as earlier versions of GPG did), all versions of GPG would
> > (correctly) allow the use of SHA-224 with this key.
> When did this changeover take place, and is there any way to get the old
> behavior back?

Unless there is some inescapable constraint on the size of one's
signature, I am hard pressed to think of a reason for using SHA224 when
SHA256 is available. However, the question is worth asking if only to
sate curiousity.


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