Primary definition
The corroboration that the source of data received is as claimed. See also non-repudiation and peer entity authentication service Source: IETF RFC 4949 Ver 2
Also known assource authentication · origin authentication · DOA
2 sources cited4 related termsReviewed Aug 9, 2026
— Committee on National Security Systems Glossary CNSSI 4009-2015View source
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CNSSGC
The corroboration that the source of data received is as claimed. See also non-repudiation and peer entity authentication service Source: IETF RFC 4949 Ver 2
Committee on National Security Systems Glossary CNSSI 4009-2015 · 2024
Cite this term
Permanent URL · stable across revisions
Election Security Glossary. (2026). Data Origin Authentication. In Election Security Glossary. Retrieved August 22, 2026, from https://electionsecurityglossary.com/glossary/data-origin-authentication
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
Disputed
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