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Re: [TLS] Consultation About Assignment of ExtensionTypes

Eric Rescorla <ekr@rtfm.com> Sat, 20 June 2020 21:05 UTC

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From: Eric Rescorla <ekr@rtfm.com>
Date: Sat, 20 Jun 2020 14:04:19 -0700
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To: "Salz, Rich" <rsalz=40akamai.com@dmarc.ietf.org>
Cc: Rob Sayre <sayrer@gmail.com>, Yoav Nir <ynir.ietf@gmail.com>, "<tls@ietf.org>" <tls@ietf.org>
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Subject: Re: [TLS] Consultation About Assignment of ExtensionTypes
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On Fri, Jun 19, 2020 at 11:03 AM Salz, Rich <rsalz=
40akamai.com@dmarc.ietf.org> wrote:

>
>    - It seems like it should appear with a "Recommended" value of "No",
>    and no value in the TLS 1.3 column, since the document says "The Middlebox
>    Security Protocol builds on TLS 1.2". [3]
>
>
>
>    - Is that what's being proposed?
>
>
>
> Yes.
> _________________


I believe this is the right outcome. While I am not particularly a fan of
this protocol and I believe it would likely be better if ETSI abandoned it,
the purpose of the 8447 policy is that we do not use code point assignment
to discourage the use of  protocol extensions we don't approve of.

-Ekr

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