Which mechanism is primarily used to verify the identity of a user before granting access to a system?

Options

  • A. Authentication
  • B. Authorization
  • C. File allocation
  • D. More than one of the above
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

A. Authentication

Detailed Explanation

Explanation: Authentication is the process of verifying the identity of a user or entity. Passwords, PINs, biometric information and security tokens are common authentication mechanisms. Authentication answers the question: Who are you?