Câu 30: GSEC: GIAC Security Essentials

Which of the following is TRUE regarding the ability of attackers to eavesdrop on wireless communications?

1. A. Eavesdropping attacks cannot be performed through concrete walls.
2. B. Eavesdropping attacks can take place from miles away. — đáp án hiện tại
3. C. Eavesdropping attacks are easily detected on wireless networks.
4. D. Eavesdropping attacks require expensive devices.