（一）安装pyOpenSSL

1、下载并安装

https://launchpad.net/pyopenssl             pyOpenSSL-0.11.winxp32-py2.7.msi

64位pyOpenSSL:附件中

2、导入pyOpenSSL库  

>>> import OpenSSL

3.使用方法

http://stackoverflow.com/questions/7279282/extract-the-value-of-a-x-509-certificate-custom-extension-using-pyopenssl
http://pyopenssl.sourceforge.net/pyOpenSSL.html/openssl-x509.html

本文出自 “Mr_Computer” 博客，请务必保留此出处http://caochun.blog.51cto.com/4497308/1542488