350-701 · Question #69
350-701 Question #69: Real Exam Question with Answer & Explanation
The correct answer is B: time factor. The two most commonly used authentication factors in multifactor authentication are the knowledge factor (something you know) and a time factor (representing a possession factor like a time-based one-time password).
Question
What are the two most commonly used authentication factors in multifactor authentication? (Choose two.)
Options
- Abiometric factor
- Btime factor
- Cconfidentiality factor
- Dknowledge factor
- Eencryption factor
Explanation
The two most commonly used authentication factors in multifactor authentication are the knowledge factor (something you know) and a time factor (representing a possession factor like a time-based one-time password).
Common mistakes.
- A. A biometric factor (something you are) is a common MFA factor but is often considered alongside, rather than definitively more common than, time-based possession factors in broad enterprise MFA deployments.
- C. Confidentiality factor is a security goal relating to data protection, not a distinct authentication factor.
- E. Encryption factor is a security mechanism used for data protection, not a distinct authentication factor used in multifactor authentication.
Concept tested. Multifactor Authentication factors
Reference. https://www.nist.gov/itl/smallbusinesscyber/recommendations/multi-factor-authentication
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