STANDS FOR encrypting file system (EFS).= is a service which is used to protect user data from deletions.
When we configure it it get auto applied to all user documents place when ever any user make any file any folder in document’s it get auto encrypted only that user can access that folder by neglecting any user and administrator can also access that file.
-> default domain policy
->public key policy
->encrypting file system
->encrypt user’s document’s apply–ok