大部分的一般安全机制都是依据使用者的登入认证 （一般为密码） 来授与权限，并限制使用者允许存取的来源 （通常为目录和档案）。
Most common security mechanisms give rights to users based on their logon credentials (usually a password) and restrict resources (often directories and files) that the user is allowed to access.
具有“完全信任”权限的应用程序，对于档案系统和登录之类的资源，都可以进行无限制的存取。
An application that has Full Trust permissions has unrestricted access to resources such as the file system and the registry.
表示允许对记忆体对应档进行档案存取及作业的可授与权限。
Represents the permissions that can be granted for file access and operations on memory-mapped files.
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