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Which combination genuinely constitutes multi-factor authentication?

  1. A A password and a hardware token
  2. B A password and a security question
  3. C Two different passwords
  4. D A username and a password
Answer

A password and a hardware token

MFA requires factors from different categories: something you know, something you have, and something you are. Two knowledge factors do not qualify.

All Cybersecurity MCQs

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