Optional Modification
Optional Modification: National Security Agency (NSA)-approved modification not required for universal implementation by all holders of a COMSEC end-item.
Definition
National Security Agency (NSA)-approved modification not required for universal implementation by all holders of a COMSEC end-item. This class of modification requires all of the engineering/doctrinal control of mandatory modification but is usually not related to security, safety, TEMPEST, or reliability. See mandatory modification (MAN).
Alternative Definitions
- Definition 2
NSA-approved modification not required for universal implementation by all holders of a COMSEC end-item. This class of modification requires all of the engineering/doctrinal control of mandatory modification but is usually not related to security, safety, TEMPEST, or reliability. See Mandatory Modification. (CNSSI-4009) (NISTIR)