Re: [TLS] Adoption call for Deprecating FFDH(E) Ciphersuites in TLS

Ilari Liusvaara <ilariliusvaara@welho.com> Fri, 06 August 2021 18:51 UTC

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Date: Fri, 06 Aug 2021 21:51:07 +0300
From: Ilari Liusvaara <ilariliusvaara@welho.com>
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Subject: Re: [TLS] Adoption call for Deprecating FFDH(E) Ciphersuites in TLS
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On Thu, Jul 29, 2021 at 02:50:24PM -0700, Joseph Salowey wrote:
> This is a working group call for adoption for Deprecating FFDH(E)
> Ciphersuites in TLS (draft-bartle-tls-deprecate-ffdhe-00
> <https://datatracker.ietf.org/doc/draft-bartle-tls-deprecate-ffdhe/>). We
> had a presentation for this draft at the IETF 110 meeting and since it is
> a similar topic to the key exchange deprecation draft the chairs want to
> get a sense if the working group wants to adopt this draft (perhaps the
> drafts could be merged if both move forward).  Please review the draft and
> post your comments to the list by Friday, August 13, 2021.

I do not support adoption, as I think this stuff should be folded into
deprecate-obsolete-kex.

As note: the DH_anon and ECDH_anon names are a bit misleading: Those
two are actually ephemeral (but are still rarely a good idea to use).


-Ilari