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

Wed Oct 15 15:50:24 UTC 2025

On Wed, 15 Oct 2025 14:26:43 GMT, Artur Barashev <abarashev at openjdk.org> wrote:

>> 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
>
> test/jdk/javax/net/ssl/TLSCommon/NamedGroup.java line 44:
> 
>> 42:     X25519MLKEM768("X25519MLKEM768"),
>> 43:     SecP256r1MLKEM768("SecP256r1MLKEM768"),
>> 44:     SecP384r1MLKEM1024("SecP384r1MLKEM1024");
> 
> Nit: Make those uppercase.

We keep the actual name strings the same as in spec, the enum variables are to be uppercase for consistency.

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PR Review Comment: https://git.openjdk.org/jdk/pull/27614#discussion_r2433102109