CompTIA SecurityX (CAS-005) CAS-005 — Question 210

A security architect is mitigating a vulnerability that previously led to a web application data breach. An analysis into the root cause of the issue finds the following: • An administrator’s account was hijacked and used on several Autonomous System Numbers within 30 minutes. • All administrators use named accounts that require multifactor authentication. • Single sign-on is used for all company applications. Which of the following should the security architect do to mitigate the issue?