GIAC
GPEN · Question #177
GPEN Question #177: Real Exam Question with Answer & Explanation
The correct answer is A. MAC Filtering. MAC filtering controls wireless network access by permitting or denying devices based on their unique hardware (MAC) address, making it the correct hardware-address-based access control method.
Question
You work as an IT Technician for uCertify Inc. You have to take security measures for the wireless network of the company. You want to prevent other computers from accessing the company's wireless network. On the basis of the hardware address, which of the following will you use as the best possible method to accomplish the task?
Options
- AMAC Filtering
- BSSID
- CRAS
- DWEP
Explanation
MAC filtering controls wireless network access by permitting or denying devices based on their unique hardware (MAC) address, making it the correct hardware-address-based access control method.
Common mistakes.
- B. SSID is simply the broadcast name of the wireless network and hiding it provides obscurity at best, not hardware-address-based access control.
- C. RAS (Remote Access Service) manages dial-up and VPN remote connectivity and has no mechanism for filtering wireless access by hardware address.
- D. WEP is a deprecated wireless encryption protocol that protects data confidentiality in transit but does not restrict which devices can associate based on their hardware address.
Concept tested. Wireless network access control via MAC filtering
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