$ man ciphers
(略)
TLS v1.0 cipher suites.
TLS_RSA_WITH_NULL_MD5 NULL-MD5
TLS_RSA_WITH_NULL_SHA NULL-SHA
TLS_RSA_EXPORT_WITH_RC4_40_MD5 EXP-RC4-MD5
$ openssl s_client -connect 192.168.xx.xxx:443 -cipher [CiperSuite]
$ openssl ciphers -v 'ALL' | sort
$ openssl ciphers -v 'ALL:!ADH:!EXPORT:!SSLv2:RC4+RSA:+HIGH:+MEDIUM:+LOW' | sort
- MAC Digest Algorithm の MD5
- 鍵長が 56bit,64bit (LOW)
参考
http://www.atmarkit.co.jp/fnetwork/rensai/cell05/ssl2.html
https://www.verisign.co.jp/welcome/pdf/wp_code_algorithm.pdf
チェックサイトを見つけたし。
https://www.ssllabs.com/ssltest/index.html