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VA Technical Reference Model v 18.11

Keyed Hash Message Authentication Code (HMAC)
Keyed Hash Message Authentication Code (HMAC) Standard or Specification

General InformationGeneral Information help

Technologies must be operated and maintained in accordance with Federal and Department security and privacy policies and guidelines. More information on the proper use of the TRM can be found on the TRM Proper Use Tab/Section.

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Description: The Keyed-Hash Message Authentication Code (HMAC), as described in Federal Information Processing Standards (FIPS) PUB 198-1, describes a (HMAC) mechanism for message authentication using cryptographic hash functions. HMAC can be used with any iterative Approved cryptographic hash function, in combination with a shared secret key.

Technology/Standard Usage Requirements: Users must ensure their use of this technology/standard is consistent with VA policies and standards, including, but not limited to, VA Handbooks 6102 and 6500; VA Directives 6004, 6513, and 6517; and National Institute of Standards and Technology (NIST) standards, including Federal Information Processing Standards (FIPS). Users must ensure sensitive data is properly protected in compliance with all VA regulations. Prior to use of this technology, users should check with their supervisor, Information Security Officer (ISO), Facility Chief Information Officer (CIO), or local Office of Information and Technology (OI&T) representative to ensure that all actions are consistent with current VA policies and procedures prior to implementation.
Section 508 Information:
Decision: View Decisions
Decision Constraints: Veterans Affairs (VA) users must ensure VA sensitive data is properly protected in compliance with all VA regulations. All instances of deployment using this technology should be reviewed by the local ISO (Information Security Officer) to ensure compliance with VA Handbook 6500.

Decision Source: TRM Mgmt Group
Decision Process: One-VA TRM v18.3
Decision Date: 03/28/2018
Introduced By: TRMSP
Standards Body: National Institute of Standards and Technology (NIST)
- The information contained on this page is accurate as of the Decision Date (03/28/2018).