On Mon, 15 Apr 2024 at 22:14, Joseph Salowey <j...@salowey.net> wrote:
>
> At IETF 119 we had discussion that static DH certificates lead to static key 
> exchange which is undesirable.  Although the current draft deprecates static 
> DH ciphersuites, it seems that RFC 5246 allows the client to provide a 
> certificate with a static DH keypair to provide static parameters in (EC)DHE 
> in TLS 1.2 (I don't know of any implementations that do this).
>
> Should the draft deprecate these ClientCertificateTypes and mark the entries 
> (rsa_fixed_dh, dss_fixed_dh, rsa_fixed_ecdh, ecdsa_fixed_ecdh) as 'D' 
> discouraged?
>
> Please respond with any comments on this proposal by April 30,2024.
>

Yes.

> Thanks,
>
> Sean, Deirdre and Joe
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