Authentication using two or more factors to achieve authentication. Factors include: (i) something you know (e.g. password/personal identification number (PIN)); (ii) something you have (e.g., cryptographic identification device, token); or (iii) something you are (e.g., biometric). See authenticator. Source: NIST SP 800-53 Rev 4
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Authentication using two or more factors to achieve authentication. Factors include: (i) something you know (e.g. password/personal identification number (PIN)); (ii) something you have (e.g., cryptographic identification device, token); or (iii) something you are (e.g., biometric). See authenticator. Source: NIST SP 800-53 Rev 4
Cite this term
Election Security Glossary. (2026). Multifactor Authentication. In Election Security Glossary. Retrieved August 15, 2026, from https://electionsecurityglossary.com/glossary/multifactor-authentication
Sources
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High consensus
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Multi-source
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