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Advanced attribute of the NTFS file system used to reduce the amount of space that files and folders occupy on a partition or volume.
Data Decryption Field (DDF)
The storage location for the file encryption key (FEK) is and EFS-encrypted file.
Data recovery agent
A user account capable of gaining access to EFS-encrypted files encrypted by other users. In a domain environment, the domain Administrator account is the default recovery agent.
A Windows Server 2003 feature that is used as a means of monitoring and controlling the amount of disk space available to users.
Distributed File System (DFS)
A system that enables folders shared from multiple computers to appear as though they exist in one centralized hierarchy of folders instead of on many different computers.
Domain-based DFS model
A DFS model that used Active Directory and is available only to servers and workstations that are members of a particular domain.
Encrypting File System (EFS)
An advanced attribute of NTFS that enables a user to encrypt the contents of a folder or a file so that it can only be accessed via private key code by the user who encrypted it or a data recovery agent by default.
File encryption key (FEK)
The session key used to encrypt the contents of a file when EFS encryption is used.
A standard attribute, that when configured, does not allow the contents of a file or folder to be changed.
Standalone DFS model
A DFS model in which there is no Active Directory implementation to help manage the shared fodlers. This model provides only a single or flat level share.
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