Re: [kitten] draft-hansen-scram-sha256 and incorporating session hashing for channel binding

Simon Josefsson <simon@josefsson.org> Thu, 28 May 2015 19:53 UTC

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From: Simon Josefsson <simon@josefsson.org>
To: Tony Hansen <tony@att.com>
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Date: Thu, 28 May 2015 21:53:36 +0200
In-Reply-To: <55673385.6080006@att.com> (Tony Hansen's message of "Thu, 28 May 2015 11:25:57 -0400")
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Subject: Re: [kitten] draft-hansen-scram-sha256 and incorporating session hashing for channel binding
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Tony Hansen <tony@att.com> writes:

> Simon, right now scram-sha256 does not change anything in the SCRAM base
> spec other than setting the hash mechanism to SHA256.

Right.

> I *think* what you are asking for would actually be a change to the
> SCRAM base spec, which so far has been out of scope for this document.

You are right -- the SCRAM base spec has the same issue.  Depending on
which RFCs the tls-session-hash document will end up Update:'ing, it may
be necessary to revise SCRAM.

/Simon