Where the business policy spans subject areas like security, business process, overall architecture and operational policies all at the same time.

业务策略在同一个时间跨越所有作用范围，如安全性、业务过程、总体架构和操作策略。

youdao

As the name implies, a PEP is a point in the security architecture where authentication and authorization rules are enforced, based upon the policy defined in the PDP.

顾名思义，PEP是安全体系结构中基于PD p中定义的策略执行身份验证和授权规则的位置。

youdao

Good security architecture (and just plain security, period) begins with a good policy.

好的安全体系结构(以及普通安全性)都从好的策略开始。

youdao

The new security architecture needs to have higher-level constructs so that a policy can be expressed in terms of the who, what, where, when, and how of security as opposed to the IP address.

FORBES: Going Mobile: Security in the Age of Ubiquity