> 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.
Artur Barashev has updated the pull request incrementally with one additional commit since the last revision: - Key Exchange and Authentication algorithms undefined in TLSv1.3 cipher suites - Adjust line length ------------- Changes: - all: https://git.openjdk.org/jdk/pull/21577/files - new: https://git.openjdk.org/jdk/pull/21577/files/fd3ae924..ecf44e38 Webrevs: - full: https://webrevs.openjdk.org/?repo=jdk&pr=21577&range=02 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=21577&range=01-02 Stats: 91 lines in 3 files changed: 4 ins; 78 del; 9 mod Patch: https://git.openjdk.org/jdk/pull/21577.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/21577/head:pull/21577 PR: https://git.openjdk.org/jdk/pull/21577
