确定使用者名称也符合家目录。
Make sure the username also corresponds to the home directory.
我不确定使用者是想要完全一样的东西呢还是替代品。
I'm not sure whether the users want exactly the same thing or they may take substitutes.
如何建立以及确定使用者的身份,是为“身份认证”所需负责的工作;而讨论“访问控制”,则必须假设使用者已经过认证的过程而得到正确的身份。
How to set up and ascertain users 'status is what authentication does, while Access Control must assume the users have gone through authentication and obtained their proper status.
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