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<div dir="ltr"><div>Hi,</div><div><br></div><div>Brand new RFC 10024 (boy that's hard to type...) on three standard PQC/Traditional hybrid key agreement</div><div>mechanisms for TLS 1.3. Note the chose ciphers and the authors (CloudFlare, AWS, PQShield, University</div><div>of Waterloo). This had strong consensus in the IETF TLS WG and is deployed already by major cloud </div><div>and content delivery providers.</div><div><br></div><div>Cheers,</div><div>- Ira</div><div><br></div><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">---------- Forwarded message ---------<br>From: <span dir="auto"><<a href="mailto:rfc-editor@rfc-editor.org">rfc-editor@rfc-editor.org</a>></span><br>Date: Mon, Aug 10, 2026 at 2:15 PM<br>Subject: [TLS] RFC 10024 on Post-Quantum Traditional (PQ/T) Hybrid Key Agreement Mechanisms for TLS 1.3<br>To: <<a href="mailto:ietf-announce@ietf.org">ietf-announce@ietf.org</a>>, <<a href="mailto:rfc-dist@rfc-editor.org">rfc-dist@rfc-editor.org</a>><br>Cc: <<a href="mailto:tls@ietf.org">tls@ietf.org</a>>, <<a href="mailto:drafts-update-ref@iana.org">drafts-update-ref@iana.org</a>>, <<a href="mailto:rfc-editor@rfc-editor.org">rfc-editor@rfc-editor.org</a>><br></div><br><br>A new Request for Comments is now available in online RFC libraries.<br>
<br>
RFC 10024<br>
<br>
Title: Post-Quantum Traditional (PQ/T) Hybrid Key Agreement <br>
Mechanisms for TLS 1.3<br>
Author: K. Kwiatkowski,<br>
P. Kampanakis,<br>
B. E. Westerbaan,<br>
D. Stebila<br>
Status: Proposed Standard<br>
Stream: IETF<br>
Date: August 2026<br>
Mailbox: <a href="mailto:kris@amongbytes.com" target="_blank">kris@amongbytes.com</a>,<br>
<a href="mailto:kpanos@amazon.com" target="_blank">kpanos@amazon.com</a>,<br>
<a href="mailto:bas@cloudflare.com" target="_blank">bas@cloudflare.com</a>,<br>
<a href="mailto:dstebila@uwaterloo.ca" target="_blank">dstebila@uwaterloo.ca</a><br>
Pages: 9<br>
<br>
<br>
I-D Tag: draft-ietf-tls-ecdhe-mlkem-04<br>
<br>
URL: <a href="https://www.rfc-editor.org/info/rfc10024" rel="noreferrer" target="_blank">https://www.rfc-editor.org/info/rfc10024</a><br>
<br>
DOI: 10.17487/RFC10024<br>
<br>
This document defines three hybrid key agreement mechanisms for TLS 1.3 -- X25519MLKEM768, SecP256r1MLKEM768, and SecP384r1MLKEM1024 -- that combine the post-quantum ML-KEM (Module-Lattice-Based Key Encapsulation Mechanism) with an ECDHE (Ephemeral Elliptic Curve Diffie-Hellman) exchange.<br>
<br>
This document is a product of the Transport Layer Security Working Group of the IETF.<br>
<br>
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