RFR: 8314323: TLS 1.3 Hybrid Key Exchange [v2]

Sun Oct 5 12:27:24 UTC 2025

> Implement hybrid key exchange support for TLS 1.3 by adding three post-quantum hybrid named groups: X25519MLKEM768, SecP256r1MLKEM768, and SecP384r1MLKEM1024.
> Please see [JEP 527](https://openjdk.org/jeps/527) for details about this change.

Hai-May Chao has updated the pull request incrementally with one additional commit since the last revision:

  Updates with review comments

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/27614/files
  - new: https://git.openjdk.org/jdk/pull/27614/files/c7ba12a7..3c0e91ed

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=27614&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=27614&range=00-01

  Stats: 32 lines in 3 files changed: 19 ins; 3 del; 10 mod
  Patch: https://git.openjdk.org/jdk/pull/27614.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/27614/head:pull/27614

PR: https://git.openjdk.org/jdk/pull/27614