【摘要】 IPsec设计的目的是通过身份鉴别、数据加密和数据完整性保护,使端对端用户完成安全的通信。IPsec也成为构建VPN的一个基本协议。IPsec的体系结构随着对安全问题的探索而变得越来越庞杂。文章对IPsec的框架体系进行了研究,并分析了各个部分引入的安全问题。更多还原

【Abstract】 IPsec protocols are designed to achieve securit y communications between end-to-end users through identity authentication,data encryption and data integrality.IPsec is newly one of the basic protocols desig ned to form VPN.Along with deeply studying into security problems ,the infrast ructure of IPsec becomes more and more complex.The paper studies the infrastruc ture of IPsec,and analyses security problems related to some parts of IPsec p rotocols.更多还原