2 ms·

It does not respond properly to clients trying to negotiate TLS 1.3. It should return a ServerHello showing the supported TLS 1.2 version.

• feld 12y ago
  I wasn't aware there was a TLS 1.3 PoC that people could use for testing.
  • yuhong 12y ago
    It is as simple as setting the version in the ClientHello message.
    • feld 12y ago
      Oh, I see