Primary definition
Authentication mechanism requiring two or more of the following: something you know (e.g., Password), something you have (e.g., Token), something that identifies who you are (e.g., biometrics).
Also known as2FA · multi-factor authentication · MFA · two-step verification · TSV
1 sources cited4 related termsReviewed Aug 9, 2026
— The State and Local Election Cybersecurity PlaybookView source
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TSLECP
Authentication mechanism requiring two or more of the following: something you know (e.g., Password), something you have (e.g., Token), something that identifies who you are (e.g., biometrics).
The State and Local Election Cybersecurity Playbook · 2024
Cite this term
Permanent URL · stable across revisions
Election Security Glossary. (2026). Two Factor Authentication. In Election Security Glossary. Retrieved August 22, 2026, from https://electionsecurityglossary.com/glossary/two-factor-authentication
Sources
1 cited · last checked Aug 9, 2026
01
The State and Local Election Cybersecurity Playbook
The State and Local Election Cybersecurity Playbook
Single-source
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