Understanding Cisco Cybersecurity Operations Fundamentals (CBROPS) — Question 66

What is the principle of defense-in-depth?

Answer options

• A. Agentless and agent-based protection for security are used.
• B. Several distinct protective layers are involved.
• C. Access control models are involved.
• D. Authentication, authorization, and accounting mechanisms are used.

Correct answer: B

Explanation

The correct answer is B because defense-in-depth refers to the strategy of using multiple layers of security controls to protect assets. Options A, C, and D describe specific security mechanisms but do not encompass the overall strategy of layered protection that defense-in-depth embodies.