Primary definition
Classification reflecting the highest classification being processed in an information system. Default classification is included in the caution statement affixed to an object.
Also known asdefault classification marking · default classification level · default security classification · default classification label · default classification designation
2 sources cited3 related termsReviewed Aug 9, 2026
— Committee on National Security Systems Glossary CNSSI 4009-2015View source
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CNSSGC
Classification reflecting the highest classification being processed in an information system. Default classification is included in the caution statement affixed to an object.
Committee on National Security Systems Glossary CNSSI 4009-2015 · 2024
Cite this term
Permanent URL · stable across revisions
Election Security Glossary. (2026). Default Classification. In Election Security Glossary. Retrieved August 20, 2026, from https://electionsecurityglossary.com/glossary/default-classification
Sources
2 cited · last checked Aug 9, 2026
01
Committee on National Security Systems Glossary CNSSI 4009-2015
Committee on National Security Systems Glossary CNSSI 4009-2015
High consensus
02
The Cyber Glossary
The Cyber Glossary
Multi-source
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