关键词: 信息类型 威胁级别 分级防护 安全策略 安全防护体系

Abstract:

By the related study, an APDR（Analysis and Assessment Protection Detection Response and recovery）security protection architecture model is proposed.  Based on the model, the Information Value Level and the biggest threat strength of CIS are compartmentalized, and according to the different Security P rotection Strength Level and Security Protection Technology Level,a security protection policy is presented correspondingly. This will bring important e  ffect on the design of a more effective CIS security protection architecture.

Key words: information class, threat levell classified protection, security policy, security protection architec , ture