SSLのチェック

https://www.ssllabs.com/ssltest/index.html

B判定で警告がでてきました。

This server uses SSL 3, which is obsolete and insecure. Grade capped to B.

# SSL Protocol support:
# List the enable protocol levels with which clients will be able to
# connect. Disable SSLv2 access by default:
#SSLProtocol all -SSLv2
SSLProtocol all -SSLv2 -SSLv3

This server accepts RC4 cipher, but only with older protocols. Grade capped to B.

# SSL Cipher Suite:
# List the ciphers that the client is permitted to negotiate.
# See the mod_ssl documentation for a complete list.
#SSLCipherSuite HIGH:MEDIUM:!aNULL:!MD5:!SEED:!IDEA
SSLCipherSuite EECDH+HIGH:EDH+HIGH:HIGH:MEDIUM:+3DES:!ADH:!RC4:!MD5:!aNULL:!eNULL:!SSLv2:!LOW:!EXP:!PSK:!SRP:!DSS:!KRB5:!RC4