Data Encryption Key


Also found in: Acronyms.

Data Encryption Key

(DEK) Used for the encryption of message text and for the computation of message integrity checks (signatures).

See cryptography.
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Notations Symbol Explanation BS Base Station SK Secret Key DK Data Encryption Key RK Re-keying Key D[K.
Data Encryption Keys (DKs): keys that are generated and shared within a group and BS.
The credentials for decrypting the data encryption key can then be passed to the local encryption device over an authenticated and encrypted session.
As the integrity of the credentials may be at risk following such a process, it should be noted that a key rotation of the data encryption key must then occur, as well as a change of the credentials.
The master keys and data encryption keys should be secured, and their integrity checked.
Data encryption keys should be stored in encrypted format in a separate data server along with other policy information, optionally on the security administration system repository, or on the local database where the enforcement agent is installed.
Intralinks announced a service that gives organizations control over their data encryption keys, strengthening security and data privacy by ensuring that only the key holders can access files in a readable format.
The plan also offers an effective alternative to businesses that want the ability to recover data encryption keys.

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