!!! Overview
[{$pagename}] are any [entity] in [Microsoft Windows] that can be [authenticated] by the [Microsoft Windows] [Operating System]

[{$pagename}] includes 
* [Windows user]
* [Windows Client]
* or a thread or process that runs in the [security] [context] of a [user] or [computer account] or [Security Groups] for these accounts. 

[{$pagename}] have long been a foundation for controlling access to securable [resources] on [Microsoft Windows] computers. Each [{$pagename}] is represented in the operating system by a unique [Security Identifier] ([SID]) which is automatically assigned a SID when each [{$pagename}] is created.!! More Information
There might be more information for this subject on one of the following:
[{ReferringPagesPlugin before='*' after='\n' }]