Re: [CHANNEL-BINDING] [TLS] [sasl] Updates to draft-altman-tls-channel-bindings, take two (PLEASE REVIEW)

Nicolas Williams <Nicolas.Williams@sun.com> Tue, 23 March 2010 20:58 UTC

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Date: Tue, 23 Mar 2010 15:58:08 -0500
From: Nicolas Williams <Nicolas.Williams@sun.com>
To: Simon Josefsson <simon@josefsson.org>
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References: <20100317231522.GA18167@Sun.COM> <20100322232150.GB21244@Sun.COM> <20100323065301.GE21244@Sun.COM> <20100323190629.GR21244@Sun.COM> <4B17DE30119FF1429798D9F5D94BDE8C0EB563F1@TK5EX14MBXW603.wingroup.windeploy.ntdev.microsoft.com> <20100323195956.GY21244@Sun.COM> <4B17DE30119FF1429798D9F5D94BDE8C0EB5667A@TK5EX14MBXW603.wingroup.windeploy.ntdev.microsoft.com> <87r5napxjn.fsf@mocca.josefsson.org>
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Cc: Mark Novak <Mark.Novak@microsoft.com>, "channel-binding@ietf.org" <channel-binding@ietf.org>, Pasi Eronen <pasi.eronen@nokia.com>, Larry Zhu <larry.zhu@microsoft.com>, "sasl@ietf.org" <sasl@ietf.org>, "tls@ietf.org" <tls@ietf.org>
Subject: Re: [CHANNEL-BINDING] [TLS] [sasl] Updates to draft-altman-tls-channel-bindings, take two (PLEASE REVIEW)
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On Tue, Mar 23, 2010 at 09:56:12PM +0100, Simon Josefsson wrote:
> I recall that both OpenSSL and NSS drive TLS renegotiation internally
> (i.e., TLS apps are not required to do the handshake).  For GnuTLS, it
> is the apps that drives TLS renegotiation.  Can someone confirm/deny my
> recollection?  As far as I recall, the reason the TLS renegotiation
> issue was problematic for OpenSSL/NSS (and not for GnuTLS) was that the
> former libraries drives renegotiation internally in the library.

But what is the trigger?  Key aging?

Nico
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