Understanding Cisco Cybersecurity Operations Fundamentals (CBROPS) — Question 64

Why is encryption challenging to security monitoring?

Answer options

• A. Encryption analysis is used by attackers to monitor VPN tunnels.
• B. Encryption is used by threat actors as a method of evasion and obfuscation.
• C. Encryption introduces additional processing requirements by the CPU.
• D. Encryption introduces larger packet sizes to analyze and store.

Correct answer: B

Explanation

The correct answer is B because encryption can be leveraged by malicious actors to avoid detection and hide their activities. Options A, C, and D, while related to encryption, do not directly address its role as a tool for evasion and obfuscation, which is the core challenge for security monitoring.