SSL协议详解

http://kb.cnblogs.com/page/162080/

5层网络协议

SSL证书产品简介

http://www.wosign.com/products/ssl.htm#zszy

http://www.iyunv.com/thread-84322-1-1.html

http://www.live-in.org/archives/1290.html

http://www.hishenyi.com/archives/556

如何在CentOS配置Apache的HTTPS服务

http://www.4byte.cn/learning/120027/ru-he-zai-centos-pei-zhi-apache-de-https-fu-wu.html