Blog di Bernardino (Dino) Ciuffetti

30 Ott 15 How to check SSL/TLS protocol for a given server

If you need to check which SSL/TLS protocol version is implemented by your webserver, you can issue the following command:

dino@dam2knb:~$ echo | openssl s_client -connect 2>&1 | grep Protocol
Protocol : TLSv1.2

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