In addition to controlling which applications can be accessed, you can add user level control.
除了控制哪个应用程序能被访问之外，您还可以添加用户级别的控制。
However, at the user level they are very simple.
然而，在用户层它们是非常简单的。
The authentication described in the previous section is user-level security.
前一节介绍的身份验证方法是用户级安全措施。
Method can be user, level, or context.
method可以是用户、等级或上下文。
Method can be user, level, or context.
method可以是用户、等级或上下文。
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