Primary definition
Explicitly defined continuous perimeter that establishes the physical and/or logical bounds of a cryptographic module and contains all the hardware, software, and/or firmware components of a cryptographic module. Source: ISO/IEC 19790
Also known ascrypto boundary · cryptomodule boundary · module boundary · security boundary
2 sources cited4 related termsReviewed Aug 9, 2026
— Committee on National Security Systems Glossary CNSSI 4009-2015View source
Understand more election terms clearly
Get one important election term explained each week, with authoritative sources, practical context and related definitions.
Free. One useful email each week. Unsubscribe anytime.Learn more about the ESG newsletter →
CNSSGC
Explicitly defined continuous perimeter that establishes the physical and/or logical bounds of a cryptographic module and contains all the hardware, software, and/or firmware components of a cryptographic module. Source: ISO/IEC 19790
Committee on National Security Systems Glossary CNSSI 4009-2015 · 2024
Cite this term
Permanent URL · stable across revisions
Election Security Glossary. (2026). Cryptographic Boundary. In Election Security Glossary. Retrieved August 22, 2026, from https://electionsecurityglossary.com/glossary/cryptographic-boundary
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
Get the weekly election term
Receive one cited, source-backed election explanation in your inbox each week.
Get election terms explained weekly →
Free · Nonpartisan · Unsubscribe anytime.