CompTIA 220-802 Certification Practice Test

Answer: D - Of the options above, biometrics is the most secure form of authentication. Biometrics is the practice of authenticating a user by scanning their unique body parts or behavioral patterns..

Key Takeaway: Biometric authentication is widely considered the most foolproof authentication method available, or at least the hardest to forge. Biometric characteristics can be divided into two main classes: physiological (for example, fingerprints) and behavioral (for example, key stroke dynamics).