Sig classification (was Re: discussion on increasing amount of gpg signatures...)

David Shaw dshaw at
Mon Oct 22 22:23:01 CEST 2001

On Mon, Oct 22, 2001 at 11:35:52AM -0400, Michael Young wrote:

> > From: David Shaw <dshaw at>
> > Incidentally, I did confirm that PGP (at least version 6.5.8 and
> > later) does understand all 4 signature types, even though it can't
> > generate them.
> I also did some confirmation.  PGP2.6 should accept them.
> The keyservers I tested had no problem with them.

Excellent.  Thanks for checking.

> Note that GnuPG had already been using class 3 for self-signatures.

Yes, I noticed that.  That in itself gives me more confidence there
won't be problems with multiple sig classes.  If there was a PGP
version out there that didn't accept multiple sig classes, it would
have broken with GnuPG-generated keys and we'd have heard about it by


   David Shaw  |  dshaw at  |  WWW
   "There are two major products that come out of Berkeley: LSD and UNIX.
      We don't believe this to be a coincidence." - Jeremy S. Anderson
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