Primary definition
A hierarchical indicator of the degree of sensitivity to a certain threat. It implies, according to the security policy being enforced, a specific level of protection. (FIPS 188) (NISTIR)
Also known asProtection Level · Threat Sensitivity Level · Security Tier · SL
1 sources cited4 related termsReviewed Aug 10, 2026
— The Cyber GlossaryView source
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TCG
A hierarchical indicator of the degree of sensitivity to a certain threat. It implies, according to the security policy being enforced, a specific level of protection. (FIPS 188) (NISTIR)
The Cyber Glossary · 2024
Cite this term
Permanent URL · stable across revisions
Election Security Glossary. (2026). Security Level. In Election Security Glossary. Retrieved August 21, 2026, from https://electionsecurityglossary.com/glossary/security-level
Sources
1 cited · last checked Aug 10, 2026
01
The Cyber Glossary
The Cyber Glossary
Single-source
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