Mission Critical

Mission Critical definition in Computer Security terms:

Acronym(s): None

Definition(s): Any telecommunications or information system that is defined as a national security system (Federal Information Security Management Act (FISMA) of 2002) or processes any information the loss, misuse, disclosure, or unauthorized access to or modification of, would have a debilitating impact on the mission of an agency.
Source(s): CNSSI 4009-2015 (NIST SP 800-60 Vol 1 Rev. 1)

Any telecommunications or information system that is defined as a national security system (FISMA) or processes any information the loss, misuse, disclosure, or unauthorized access to or modification of, would have a debilitating impact on the mission of an agency.
Source(s): NIST SP 800-60 Vol 1 Rev. 1

Synonym(s): None

 

reference: CSRC Glossary