从信息系统安全层次架构浅谈安全策略

Discuss the Security Policy Shallowly from the Information System Security Level Construction

当前网络信息安全形势严峻,网络信息安全建设已成为信息化建设的重中之重。信息安全有三个要素:策略、管理、技术。网络系统的信息安全可划分为五个层次:物理层、网络层、系统层、应用层和管理层,每一层都要有相应的安全策略。

The current network information security situation is stem, the network and information security construction has bing increase in importance. This article aims at each level from the system lamination angle the security policy to carry on the elaboration separately, provides the strategy reference for the general networks using unit, and has widespread applicability.