SL Baur <steve(a)xemacs.org> writes in xemacs-beta(a)xemacs.org:
I've uploaded a test XEmacs package of Mailcrypt-3.5b7 which has
support for GNU Privacy Guard (the GNU PGP replacement) and PGP 5.
This doesn't work very well, alas, but I'm working with the maintainer
on an XEmacs and Gnus friendly update.