What is another term for a network security manager who acts as a potential hacker (a person looking for security loopholes)?

A.
An agent

B.
An auditor

C.
An assessor

D.
An analyzer

Explanation:
When a friendly party tries to act as a potential hacker he is called an auditor.
Incorrect Answers:
A: A friendly party that acts like a potential hacker is called an auditor, not an agent.
C: A friendly party that acts like a potential hacker is called an auditor, not an assessor.
D: A friendly party that acts like a potential hacker is called an auditor, not an analyzer.