修改JDK_HOME/jre/lib/security/java.security
增加如下ECDHE
jdk.tls.disabledAlgorithms=ECDHE
http://stackoverflow.com/questions/6851461/java-why-does-ssl-handshake-give-could-not-generate-dh-keypair-exception
tomcat 报 HD keypair 解决办法
原文：http://my.oschina.net/u/926115/blog/531055
