How do i validate different versions of tls are supported on my website using openssl?
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-connect host:port This specifies the host and optional port to connect to. It is possible to select the host and port using the optional target positional argument instead. If neither this nor the target positional argument are specified then an attempt is made to connect to the local host on port 4433.
For TLS1.0
$ openssl s_client -connect yoururl.com:443 –tls1
For TLS1.1
$ openssl s_client -connect yoururl.com:443 –tls1_1
For TLS1.2
$ openssl s_client -connect yoururl.com:443 –tls1_2
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