可信执行环境与可信计算基础之比较。

Trusted Execution environment over Trusted Computing base.

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授权数据是由那些属于系统中可信计算基础的服务器颁发的，因此在它所管理的域中可以认为是安全的。

The authorization data is issued by a server that belongs to the trusted computing base of the system and is considered secure in its administrative domain.

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可信计算基础只是一个安装时选项，并且若要在现有的AIX计算机上启用TCB，您需要重新安装整个AIX操作系统。

Trusted Computing Base is an install-time option only and to enable TCB on an existing AIX machine, you need to reinstall the entire AIX operating system.

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