【摘要】 随着INTERNET的广泛应用,网络安全日益重要.由于INTERNET是基于TCP/IP协议的,因此对TCP/IP协议的研究显得尤为必要.本文对TCP/IP协议在网络层、传输层以及应用层的安全机制进行了研究,总结了其各自的特点并给出了应用.更多还原

【Abstract】 With the INTERNET widely used, network security becomes more and more important. Because the INTERNET is based on TCP/IP, it is really necessary to study TCP/IP. In this paper, the security mechanisms in IP layer, transport layer and application layer are studied, the characteristics and applications of the security mechanisms in these layers are summarized.更多还原