> The proposals for it are brand-new.  I don't know if they've made it
> to the IETF's web site yet.

There are some individual submissions:

http://www.ietf.org/internet-drafts/draft-salowey-secsh-kerbkeyex-00.txt
http://www.ietf.org/internet-drafts/draft-galb-secsh-gssapi-00.txt 

the authors of these two documents got together at the last IETF
meeting and are working on merging their proposals.

						- Bill