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Re: [CHANNEL-BINDING] Re: draft-ietf-sasl-gs2 AD review comments

Simon Josefsson <simon@josefsson.org> Tue, 23 October 2007 09:41 UTC

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From: Simon Josefsson <simon@josefsson.org>
To: Sam Hartman <hartmans-ietf@mit.edu>
Subject: Re: [CHANNEL-BINDING] Re: draft-ietf-sasl-gs2 AD review comments
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Date: Tue, 23 Oct 2007 11:40:32 +0200
In-Reply-To: <tsl1wbm68ab.fsf@mit.edu> (Sam Hartman's message of "Mon, 22 Oct 2007 19:26:04 -0400")
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Cc: channel-binding@ietf.org, ietf-sasl@imc.org, Nicolas Williams <Nicolas.Williams@sun.com>
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Sam Hartman <hartmans-ietf@mit.edu> writes:

> I just had a quick phone call with Nico.
>
>
> He's still been thinking about this from the API standpoint.  I was
> asking him why we wanted to support separate slots in the protocol for
> channel binding type and channel binding data.I didn't understand the
> complexity.  During the conversation it became clear that Nico
> believed that at the end of the day you want to end up with a channel
> binding type, a colon and some stuff.  I like that too.  I don't care
> how it works in the API at all.
>
>
> I propose  we accomplish this by adding the following requirement:
>
> "Under this framework, channel bindings MUST start with the channel
> binding unique prefix followed by a colon (ASCII 0x3A).
> "

I like it.

Is it specified that the channel binding unique prefix cannot contain
ASCII 0x3a?

/Simon

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