On Fri, 18 Oct 2024 03:08:49 GMT, Artur Barashev <abaras...@openjdk.org> wrote:

> The current syntax of the jdk.tls.disabledAlgorithms makes it difficult to 
> disable algorithms that affect both the key exchange and authentication parts 
> of a TLS cipher suite. For example, if you add "RSA" to the 
> jdk.tls.disabledAlgorithms security property, it disables all cipher suites 
> that use RSA, whether it is for key exchange or authentication. If you only 
> want to disable cipher suites that use RSA for key exchange, the only 
> workaround is to list the whole cipher suite name, so an exact match is done, 
> but if there are many cipher suites that use that key exchange algorithm, 
> this becomes cumbersome.
> 
> We should extend the syntax of the property to be able to distinguish between 
> different cryptographic primitives used in the cipher suite. I think adding a 
> new constraint something like:
> 
> TLSCipherConstraint: kx | authn
> 
> So when disabling TLS_RSA suites, you would add "RSA kx" to the property.

This pull request has been closed without being integrated.

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

PR: https://git.openjdk.org/jdk/pull/21577

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