Certified Ethical Hacker 312-50v10 – Question189

Todd has been asked by the security officer to purchase a counter-based authentication system. Which of the following best describes this type of system?


A.
A biometric system that bases authentication decisions on behavioral attributes.
B. A biometric system that bases authentication decisions on physical attributes.
C. An authentication system that creates one-time passwords that are encrypted with secret keys.
D. An authentication system that uses passphrases that are converted into virtual passwords.

Correct Answer: C