CompTIA Security+ (SY0-501) — Question 365

Which of the following would be considered multifactor authentication?

Answer options

• A. Hardware token and smart card
• B. Voice recognition and retina scan
• C. Strong password and fingerprint
• D. PIN and security questions

Correct answer: C

Explanation

The correct answer, C, is considered multifactor authentication because it combines something you know (strong password) with something you are (fingerprint). The other options either use similar types of factors or do not combine two different factors effectively.