Exam CS0-003 Topic 2 Question 52 Discussion

The SOC received a threat intelligence notification indicating that an employee's credentials were found on the dark web. The user's web and log-in activities were reviewed for malicious or anomalous connections, data uploads/downloads, and exploits. A review of the controls confirmed multifactor authentication was enabled. Which of the following should be done first to mitigate impact to the business networks and assets?