I am testing Caddy v2.10.0-beta.1 on the forum, which supports the standardized x25519mlkem768 cryptographic group for post-quantum (PQC) key exchange. You can see whether your browser supports this in the developer console, this is where it would appear in Firefox: In the future we will expand this to all our websites, and enable ECH. When Caddy v2.10.0 officially releases I plan to enable ECH with the ech.triplebit.net domain on every website I run (including for example popular and unrel...