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: NIST SP 800-60 Vol 1 Rev 1
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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: NIST SP 800-60 Vol 1 Rev 1
Cite this term
Election Security Glossary. (2026). Mission Critical. In Election Security Glossary. Retrieved August 16, 2026, from https://electionsecurityglossary.com/glossary/mission-critical
Sources
01
High consensus
02
Multi-source
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