3 ms·

What would break? Are you saying a TLS 1.3 client would not be able to connect to a TLS 1.2 server because the version request would cause the server to reject

What would break? Are you saying a TLS 1.3 client would not be able to connect to a TLS 1.2 server because the version request would cause the server to reject the client?

gsnedders 8y ago
Yes.
cesarb 8y ago
Yes. Or worse: a completely unrelated box in the middle of the path could drop all the TLS 1.3 packets, so instead of a clean rejection, the connection gets stuck.