EC-CouncilEC-Council
312-50V13 · Question #21
312-50V13 Question #21: Real Exam Question with Answer & Explanation
Sign in or unlock 312-50V13 to reveal the answer and full explanation for question #21. The question stem and answer options stay visible for context.
Submitted by certguy· Mar 6, 2026Cryptography
Question
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?
Options
- AA biometric system that bases authentication decisions on behavioral attributes.
- BA biometric system that bases authentication decisions on physical attributes.
- CAn authentication system that creates one-time passwords that are encrypted with secret keys.
- DAn authentication system that uses passphrases that are converted into virtual passwords.
Unlock 312-50V13 to see the answer
You've previewed enough free 312-50V13 questions. Unlock 312-50V13 for full answers, explanations, the timed quiz mode, progress tracking, and the master PDF. Question stem and options stay visible so you can still see what's on the exam.
Topics
#authentication systems#one-time passwords#counter-based authentication