Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fast-Track" draft
Simon Josefsson <simon@josefsson.org> Fri, 26 February 2010 09:22 UTC
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From: Simon Josefsson <simon@josefsson.org>
To: Stefan Santesson <stefan@aaa-sec.com>
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Date: Fri, 26 Feb 2010 10:22:29 +0100
In-Reply-To: <C7AC683C.8960%stefan@aaa-sec.com> (Stefan Santesson's message of "Thu, 25 Feb 2010 17:47:40 +0100")
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Cc: "Kemp, David P." <DPKemp@missi.ncsc.mil>, "tls@ietf.org" <tls@ietf.org>
Subject: Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fast-Track" draft
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Stefan Santesson <stefan@aaa-sec.com> writes: > Simon, > > Note that the requirement is MUST support, it is not MUST use. > It is perfectly allowed to use SHA-256. > > Does that solve your concern? My concern is to get algorithm agility working here, and that involves some form of negotiation. Either explicitly in the protocol or implicitly through normative statements in the document. Saying 'you MUST support SHA-1 and MAY use SHA-256' without explaining how the choice is negotiated would not solve my concern -- if that wording is the only alternative to hard-coding SHA-1, I would actually prefer the latter. /Simon
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Simon Josefsson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Adam Langley
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Nikos Mavrogiannopoulos
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Adam Langley
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Michael D'Errico
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Nikos Mavrogiannopoulos
- Re: [TLS] Android's cut-through mode & "RequestTi… Brian Smith
- [TLS] Stream multiplexing extension RE: SPDY / Ne… Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- [TLS] TLS Performance (was Re: draft-ietf-tls-cac… Michael D'Errico
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Adam Langley
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Adam Langley
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Adam Langley
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Kemp, David P.
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Martin Rex
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- [TLS] Cached-info substitution Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Kemp, David P.
- Re: [TLS] Cached-info substitution Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Martin Rex
- Re: [TLS] Cached-info substitution Adam Langley
- Re: [TLS] Cached-info substitution Brian Smith
- Re: [TLS] Cached-info substitution Adam Langley
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- Re: [TLS] Cached-info substitution Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Martin Rex
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Martin Rex
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Kemp, David P.
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Martin Rex
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Martin Rex
- [TLS] RFC 5077 (was Re: draft-ietf-tls-cached-inf… Michael D'Errico
- Re: [TLS] Cached-info substitution Adam Langley
- Re: [TLS] Cached-info substitution Wan-Teh Chang
- Re: [TLS] Cached-info substitution Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Simon Josefsson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Martin Rex
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Kemp, David P.
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Marsh Ray
- Re: [TLS] [POSSIBLE SPAM] Re: draft-ietf-tls-cach… Kemp, David P.
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Marsh Ray
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Yoav Nir
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Simon Josefsson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Martin Rex
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Simon Josefsson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Simon Josefsson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Joseph Salowey (jsalowey)
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Brian Smith
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Martin Rex
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Simon Josefsson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Donald Eastlake
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Joseph Salowey (jsalowey)
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Marsh Ray
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Simon Josefsson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Stefan Santesson
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Adam Langley
- Re: [TLS] draft-ietf-tls-cached-info-02 / New "Fa… Michael D'Errico