Primary definition
Change to a COMSEC end-item that NSA requires to be completed and reported by a specified date. See Optional Modification. SOURCE: CNSSI-4009
Also known asMandatory Modification · MM · Mandatory COMSEC Modification · Required Modification
1 sources cited4 related termsReviewed Aug 10, 2026
— The Cyber GlossaryView source
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TCG
Change to a COMSEC end-item that NSA requires to be completed and reported by a specified date. See Optional Modification. SOURCE: CNSSI-4009
The Cyber Glossary · 2024
Cite this term
Permanent URL · stable across revisions
Election Security Glossary. (2026). Mandatory Modification. In Election Security Glossary. Retrieved August 15, 2026, from https://electionsecurityglossary.com/glossary/mandatory-modification
Sources
1 cited · last checked Aug 10, 2026
01
The Cyber Glossary
The Cyber Glossary
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