Multi-factor authentication
nounid
3303·updated Aug 28, 2026verified
Authentication using two or more different factors to achieve authentication. Factors include something you know (e.g., PIN, password), something you have (e.g., cryptographic identification device, token), or something you are (e.g., biometric). See authenticator .
MWE
Attested in
NIST SP 800-171 Rev 3 - Protecting CUI in Nonfederal Systems
03.05.0303.05.03 ¶ 103.05.03 ¶ 203.05.07.f ¶ 103.07.05.b3.2.2 ¶ 99
Classifications
Entity Type
Control0%rule-basedmulti_axis_classifier_low_confidence.v1
Sensitivity
—85%llm-generatedllm:claude-haiku-4-5
Information Class
—90%llm-generatedllm:claude-haiku-4-5
Variants
- synonym
- multi-factor authentication
- alternatephrasing
- multifactor authentication
- plural
- Multi-factor authenticationsmultifactor authentications
- possessive
- Multi-factor authentication'smultifactor authentication's
- pluralpossessive
- Multi-factor authentications'multifactor authentications'
Framework definitions
- §1
- A combination of more than one authentication method, such as token and password (or personal identification number [PIN] or token and biometric device).
- §1
- Authentication using two or more factors to achieve authentication. Factors include: • something you know (e.g. password/PIN); • something you have (e.g., cryptographic identification device, token); or • something you are (e.g., biometric).
- §1
- Authentication using two or more factors to achieve authentication. Factors include: • something you know (e.g. password/PIN); • something you have (e.g., cryptographic identification device, token); or • something you are (e.g., biometric).
- §1
- Authentication using two or more factors to achieve authentication. Factors include: • something you know (e.g. password/PIN); • something you have (e.g., cryptographic identification device, token); or • something you are (e.g., biometric).
- §1
- Authentication using two or more factors to achieve authentication. Factors include: • something you know (e.g. password/PIN); • something you have (e.g., cryptographic identification device, token); or • something you are (e.g., biometric).
Federal Financial Institutions Examination Council (FFIEC) IT Examination Handbook Infobase, Glossary1 senseview framework →
- §1
- The process of using two or more factors to achieve authentication. Factors include something you know (e.g., password or personal identification number); something you have (e.g., cryptographic identification device or token); and something you are (e.g., biometric).
- §1
- Authentication using two or more factors to achieve authentication. Factors include: (i) something you know (e.g. password/PIN); (ii) something you have (e.g., cryptographic identification device, token); or (iii) something you are (e.g., biometric). See Authenticator.
- §1
- Authentication using two or more factors to achieve authentication. Factors include: (i) something you know (e.g. password/PIN); (ii) something you have (e.g., cryptographic identification device, token); or (iii) something you are (e.g., biometric). See Authenticator.
- §1 · glossary
- Authentication using two or more different factors to achieve authentication. Factors include something you know (e.g., PIN, password), something you have (e.g., cryptographic identification device, token), or something you are (e.g., biometric). See authenticator .Attribution from the CKI glossary mapping stage (glossary)
- §1 · legacy_primary
- The process of using two or more factors to achieve authentication. Factors include something you know (e.g., password or personal identification number); something you have (e.g., cryptographic identification device or token); and something you are (e.g., biometric).DR-088 backfill from the noun definition column
Outgoing relationships
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This term is not the subject of any RDF-style relationship yet.
Incoming relationships
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No other term currently asserts a relationship to this one.