Question 300
At the Westhaven commercial bank, wireless clients cannot authenticate because an access device uses a different RADIUS shared secret from the AAA server. Which ongoing control best prevents this issue from recurring?
Explanation
Correct Answer
This control works beyond the initial remediation because it requires the team to rotate and validate RADIUS secrets through controlled changes.
Incorrect Answers
That routine supports tacacs network admin authorization, but the relevant ongoing risk requires the team to rotate and validate RADIUS secrets through controlled changes. For the Westhaven commercial bank, the direct corrective action is to align client definitions and secrets while checking server connectivity and logs.
Review backup integrity and restore access routinely. That safeguard would help prevent recurrence of: Loss of a known good baseline can lengthen incident recovery. The risk being reviewed here is instead: An incompatible shared secret can prevent valid RADIUS message processing. The matching ongoing control is: Rotate and validate RADIUS secrets through controlled changes.
Review edge-port classification after topology changes is not the primary recurring safeguard for this problem. The team should rotate and validate RADIUS secrets through controlled changes. For the Westhaven commercial bank, the direct corrective action is to align client definitions and secrets while checking server connectivity and logs.