Primary definition
Equipment trusted to properly maintain and separate data of different security domains.
Also known asMLD · multi-level device · multi-level equipment · multi-level system
2 sources cited4 related termsReviewed Aug 9, 2026
— Committee on National Security Systems Glossary CNSSI 4009-2015View source
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CNSSGC
Equipment trusted to properly maintain and separate data of different security domains.
Committee on National Security Systems Glossary CNSSI 4009-2015 · 2024
Cite this term
Permanent URL · stable across revisions
Election Security Glossary. (2026). Multilevel Device. In Election Security Glossary. Retrieved August 16, 2026, from https://electionsecurityglossary.com/glossary/multilevel-device
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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