RFR: 8314323: Implement JEP 527: TLS 1.3 Hybrid Key Exchange [v6]

Hai-May Chao hchao at openjdk.org
Wed Oct 15 06:48:50 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 two additional commits since the last revision:

 - Revert changes to UseStrongDHSizes test as ffdhe6144/8192 added back
 - Updated comment in ServerHello and hybrid to upper-case in NamedGroup

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/27614/files
  - new: https://git.openjdk.org/jdk/pull/27614/files/21c8dcc3..f98b5385

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=27614&range=05
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=27614&range=04-05

  Stats: 12 lines in 3 files changed: 3 ins; 0 del; 9 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


More information about the security-dev mailing list