CISSP考试指南笔记：5.2 安全原则

Availability

Information, systems, and resources must be available to users in a timely manner so productivity will not be affected.

Fault tolerance and recovery mechanisms are put into place to ensure the continuity of the availability of resources.

Integrity

Information must be accurate, complete, and protected from unauthorized modification. When a security mechanism provides integrity, it protects data, or a resource, from being altered in an unauthorized fashion.

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