A personal identification number which provides access to protected areas of the SIM e. g. barred phone books.

个人识别码，用来保护SIM卡中受保护的数据区，例如：限制访问的电话簿。

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Meanwhile, partially trusted code can be barred from general access to the network and file systems, access to the registry, and other protected resources of the system.

同时半可信代码可以访问网络以及文件系统，访问注册表，以及其他系统保护的资源。

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Meanwhile, partially trusted code can be barred from general access to the network and file systems, access to the registry, and other protected resources of the system.

同时半可信代码可以访问网络以及文件系统，访问注册表，以及其他系统保护的资源。

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