OpenSSL 是一个强大的安全套接字层密码库，囊括主要的密码算法、常用的密钥和证书封装管理功能及SSL协议，并提供丰富的应用程序供测试或其它目的使用。-OpenSSL is a powerful security socket layer password , include key and certificate password algorithm, the main common package management function and the SSL protocol, and provides a rich application for testing or used for other purposes.