RFR: 8331008: KDF Implementation [v6]

[Alan Bateman]

On Fri, 10 May 2024 14:56:55 GMT, Kevin Driver <kdriver at openjdk.org> wrote:

>> Introduce an API for Key Derivation Functions (KDFs), which are cryptographic algorithms for deriving additional keys from a secret key and other data. See [JEP 478](https://openjdk.org/jeps/478).
>
> Kevin Driver has updated the pull request incrementally with one additional commit since the last revision:
> 
>   change algorithm standard name for HKDFs in SunJCE provider

The JEP says this is a Preview feature but the new API aren't annotated yet. Also there are several "TODO"s in the javadoc. Is the API stable and ready for review?

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PR Comment: https://git.openjdk.org/jdk/pull/18924#issuecomment-2104849883