A disgruntled former hospital employee with exceptional computer skills hacks into the hospital network from their home computer and plants a very aggressive computer virus into a Computer-Aided Facility Management (CAFM) system. The computer virus activates at 1:00 a.m., shutting down the Hospital Ventilation Air Conditioning (HVAC) system, security system, building automation, and patient medical monitoring 57 system. Please explain how the hospital’s cyber security team (CST) went about resolving the problem.
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