Information Security: Principles and Practices 2nd Edition by Jim Breithaupt, Mark S. Merkow

Exercise 22

Which of the following statements best describes the primary purpose for using one-way encryption of user passwords within a system?

A. It prevents an unauthorized person from trying multiple passwords in one log-on attempt.

B. It prevents an unauthorized person from reading or modifying the password list.

C. It minimizes the amount of storage required for user passwords.

D. It minimizes the amount of processing time used for encrypting passwords.