Re: [TLS] Publication of draft-rhrd-tls-tls13-visibility-00

Peter Bowen <pzbowen@gmail.com> Wed, 25 October 2017 22:58 UTC

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From: Peter Bowen <pzbowen@gmail.com>
Date: Wed, 25 Oct 2017 15:58:24 -0700
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To: Stephen Farrell <stephen.farrell@cs.tcd.ie>
Cc: Richard Barnes <rlb@ipv.sx>, "<tls@ietf.org>" <tls@ietf.org>
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Subject: Re: [TLS] Publication of draft-rhrd-tls-tls13-visibility-00
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On Wed, Oct 25, 2017 at 3:40 PM, Stephen Farrell
<stephen.farrell@cs.tcd.ie>; wrote:
>
>
> On 25/10/17 23:37, Richard Barnes wrote:
>> Sorry, what?  The current draft proposes an extension, literally the
>> opposite of a standard, supported feature.  It's explicitly optional.
>
> Optional is not the opposite of standard.
>
> See the intended status below.
>
>> I don't really have a dog in this fight, but let's please be accurate.
>
> Accuracy level is just fine I think.

So, to be completely clear, no one is arguing that Nick's three
options (quoted below) are wrong or do not work.  The objection is
that the IETF should not be publishing a RFC that documents them, is
that right?

Nick Sullivan wrote:
> 1) use TLS 1.2 with RSA -> one single key
> 2) use TLS 1.3 with DH key derived from seed -> one single key (similar to draft-green)
> 3) use any version of TLS and export the session keys -> corpus of keys equal to number of connections

Thanks,
Peter