Re: [certid] Review of draft-saintandre-tls-server-id-check

Dave Cridland <dave@cridland.net> Tue, 14 September 2010 18:44 UTC

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Subject: Re: [certid] Review of draft-saintandre-tls-server-id-check
References: <C8B43307.EE07%stefan@aaa-sec.com> <8252.1284405167.326805@puncture> <20100914154512.GA8206@isc.upenn.edu>
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Date: Tue, 14 Sep 2010 19:44:16 +0100
From: Dave Cridland <dave@cridland.net>
To: Shumon Huque <shuque@isc.upenn.edu>, Stefan Santesson <stefan@aaa-sec.com>, Bernard Aboba <bernard_aboba@hotmail.com>, IETF cert-based identity <certid@ietf.org>, IETF-Discussion <ietf@ietf.org>, Peter Saint-Andre <stpeter@stpeter.im>
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On Tue Sep 14 16:45:12 2010, Shumon Huque wrote:
> On Mon, Sep 13, 2010 at 08:12:47PM +0100, Dave Cridland wrote:
> > "The requested DNS domain name for the specified service. That is,
> > the domain name which would be found in the URI for the service,  
> and
> > other protocol identifiers of a similar nature. Where the service  
> is
> > directly requested by hostname, this domain name would be the
> > requested hostname."
> >
> > I think that covers all the cases I'd expect by example, without
> > worrying about who's asserting and certifying. No doubt someone  
> will
> > reword with a sprinkling of 2119.
> >
> > Dave.
> 
> This particular sub thread is about errata to 4985, right? If so,
> I don't think it should mention "URI" or "identifiers of a similar
> nature". Or are you proposing more general text for inclusion in
> draft-saintandre-tls-server-id-check?
> 
> 
For 4985. The reason I mention URIs and suchlike is that if someone  
is attempting to verify a certificate for, say,  
xmpp://dwd@dave.cridland.net/, the Name is the domain in the URI, and  
not any intermediate form.

> Actually, what would be really useful is if the document provided an
> actual example of an SRV record and and SRVName, right after the
> definitions in Section 2. Lack of clear examples is a very common
> problem with many IETF specifications.

An example speaks a thousand normative statements, as they say.

Dave.
-- 
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