网络安全技术与安全管理机制

SECURITY TECHNOLOGY AND MANAGEMENT PROTOCOL OF THE NETWORK

从网络安全的角度，描述了数据加密的三种方式，即链路加密、节点加密和端－端加密以及防火墙技术，并提出了如何建立网络的安全管理机制。

This Paper described three ways of data encryption schemes in the light of security .They are link encryption, point to point encryption and terminal to terminal encryption. It introduced the technology of firewall and how to construct the security management protocol of a computer network.