[TLS] Re: Working Group Last Call for Post-quantum Hybrid ECDHE-MLKEM Key Agreement for TLSv1.3

Dennis Jackson <ietf@dennis-jackson.uk> Mon, 13 October 2025 13:10 UTC

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Date: Mon, 13 Oct 2025 14:10:24 +0100
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From: Dennis Jackson <ietf@dennis-jackson.uk>
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Subject: [TLS] Re: Working Group Last Call for Post-quantum Hybrid ECDHE-MLKEM Key Agreement for TLSv1.3
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I support publication.

I don't have strong feelings on which recommended bits are set, but 
either X25519MLKEM768 alone, or all three, would make the most sense to me.

I don't think any other changes are warranted. Any additional choices 
should be handled by a different document.

On 07/10/2025 14:46, Joseph Salowey wrote:
> This is the working group last call for Post-quantum hybrid 
> ECDHE-MLKEM Key Agreement for TLSv1.3. Please review 
> draft-ietf-tls-ecdhe-mlkem [1] and reply to this thread indicating if 
> you think it is ready for publication or not.  If you do not think it 
> is ready please indicate why.  This call will end on October 22, 2025.
>
> Please note that during the WG adoption call, Dan Bernstein pointed 
> out some potential IPR (see [2]), but no IPR disclosure has been made 
> in accordance with BCP 79.  Additional information is provided here; 
> see [3].
>
> BCP 79 makes this important point:
>
>  (b) The IETF, following normal processes, can decide to use
>    technology for which IPR disclosures have been made if it decides
>    that such a use is warranted.
>
> WG members can take this information into account during the working 
> group last call.
>
> Reminder:  This working group last call has nothing to do with picking 
> the mandatory-to-implement cipher suites in TLS.
>
> Cheers,
> Joe & Sean
>
> [1] https://datatracker.ietf.org/doc/draft-ietf-tls-ecdhe-mlkem/
> [2] https://mailarchive.ietf.org/arch/msg/tls/mt4_p95NZv8duZIJvJPdZV90-ZU/
> [3] 
> https://mailarchive.ietf.org/arch/msg/spasm/GKFhHfBeCgf8hQQvhUcyOJ6M-kI/
>
>
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