On Wed, 20 Mar 2024 12:44:55 GMT, Sean Coffey <coff...@openjdk.org> wrote:
>> `useCompatibilityMode` is a client-side setting. See [the >> spec](https://www.rfc-editor.org/rfc/rfc8446#page-141): >>> if the client sends a non-empty session ID, the server MUST send the >>> change_cipher_spec as described in this appendix. > > thanks - I'd missed that this is used on client side only Just for completeness, QUIC is using a non-null cipher for client/server hello, so setting a null cipher here would break it. But then, QUIC forbids middlebox compatibility mode, so this shouldn't be an issue. ------------- PR Review Comment: https://git.openjdk.org/jdk/pull/18372#discussion_r1533280143