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Security Categorization

Primary definition

The process of determining the security category for information or an information system. Security categorization methodologies are described in CNSS Instruction 1253 for national security systems and in FIPS PUB 199 for other than national security systems. See security category. Source: NIST SP 800-53 Rev 4

Also known assecurity classification · information categorization · system categorization · FIPS 199 categorization · CNSS 1253 categorization
2 sources cited4 related termsReviewed Aug 10, 2026
Committee on National Security Systems Glossary CNSSI 4009-2015View source

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CNSSGC

The process of determining the security category for information or an information system. Security categorization methodologies are described in CNSS Instruction 1253 for national security systems and in FIPS PUB 199 for other than national security systems. See security category. Source: NIST SP 800-53 Rev 4

Committee on National Security Systems Glossary CNSSI 4009-2015 · 2024

Cite this term

Permanent URL · stable across revisions
Election Security Glossary. (2026). Security Categorization. In Election Security Glossary. Retrieved August 22, 2026, from https://electionsecurityglossary.com/glossary/security-categorization

Sources

2 cited · last checked Aug 10, 2026

01

Committee on National Security Systems Glossary CNSSI 4009-2015
Committee on National Security Systems Glossary CNSSI 4009-2015

High consensus

View source

02

The Cyber Glossary
The Cyber Glossary

Multi-source

View source

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