CompTIA
SY0-701 · Question #803
A penetration test reveals that users can easily access internal VLANs from the company's guest Wi-Fi. Which of the following security principles would remediate this vulnerability by improving…
The correct answer is D. 802.1X. 802.1X enforces port-based authentication before assigning a device to a VLAN, ensuring only authorized users can join internal networks and preventing guests from accessing protected
Submitted by katya_ua· Mar 6, 2026Threats, vulnerabilities, and mitigations
Question
A penetration test reveals that users can easily access internal VLANs from the company's guest Wi-Fi. Which of the following security principles would remediate this vulnerability by improving network authentication mechanisms?
Options
- AVLAN ACLs
- BCaptive portal
- CDNSSEC
- D802.1X
How the community answered
(27 responses)- A7% (2)
- B4% (1)
- C4% (1)
- D85% (23)
Explanation
802.1X enforces port-based authentication before assigning a device to a VLAN, ensuring only authorized users can join internal networks and preventing guests from accessing protected
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