Quickly determine which protocols and cipher suites are supported by a destination server
$ ./checker.sh Usage: ./checker.sh <hostname> [<port>] <port> defaults to 443 if not given. $ ./checker.sh google.com 443 ssl2 ssl3 tls1 tls1_1 tls1_2 ECDHE-RSA-AES256-GCM-SHA384 √ ECDHE-RSA-AES256-SHA384 √ ECDHE-RSA-AES256-SHA √ √ √ √ AES256-GCM-SHA384 √ AES256-SHA256 √ AES256-SHA √ √ √ √ ECDHE-RSA-DES-CBC3-SHA √ √ √ √ DES-CBC3-SHA √ √ √ √ ECDHE-RSA-AES128-GCM-SHA256 √ ECDHE-RSA-AES128-SHA256 √ ECDHE-RSA-AES128-SHA √ √ √ √ AES128-GCM-SHA256 √ AES128-SHA256 √ AES128-SHA √ √ √ √ ECDHE-RSA-RC4-SHA √ √ √ √ RC4-SHA √ √ √ √ RC4-MD5 √ √ √ √