CERTIFIED-IN-CYBERSECURITY · Question #105
Which of these types of credentials is NOT used in multi-factor authentication?
The correct answer is A. Something you trust. Multi-factor authentication (MFA) requires two or more factors from distinct categories. The three recognized authentication factor categories are: Something you know (e.g., password, PIN), Something you have (e.g., hardware token, smart card, mobile device), and Something you…
Question
Which of these types of credentials is NOT used in multi-factor authentication?
Options
- ASomething you trust
- BSomething you are
- CSomething you know
- DSomething you have
How the community answered
(43 responses)- A95% (41)
- C2% (1)
- D2% (1)
Explanation
Multi-factor authentication (MFA) requires two or more factors from distinct categories. The three recognized authentication factor categories are: Something you know (e.g., password, PIN), Something you have (e.g., hardware token, smart card, mobile device), and Something you are (e.g., fingerprint, retina scan, facial recognition). 'Something you trust' is not a recognized authentication factor - it has no standard definition in identity and access management (IAM). It may sound plausible but is a distractor. All three correct options (B, C, D) are legitimate MFA factors.
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