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CompTIA Security+ study material · question 318 of 611

Which single control does OWASP identify as the most valuable defence for user accounts?

  1. Multi-factor authentication
  2. Account lockout after three failures
  3. Security questions on password reset
  4. Regular password rotation
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Answer: A. Multi-factor authentication

With a second factor in place, a stolen or guessed password on its own no longer grants entry.

Source: OWASP Multifactor Authentication Cheat Sheet (OWASP) — OWASP Multifactor Authentication Cheat Sheet › Introduction

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