本文制定了安全套接层协议第3.0版（SSL3.0）规范。SSL是一个提供Internet上的通信隐私性的安全协议。该协议允许客户端/服务器应用之间进行防窃听、消息篡改及消息伪造的安全的通讯。-This paper formulates the SSL protocol version 3 (SSL3.0) specification. SSL is a provider of communication privacy on Internet security protocol. The agreement allows client/server applications between eavesdropping, tampering with the message and message forgery security communication.