Which of the following is the MOST likely security consequence of this attack?

An attacker infiltrated an electricity-generation site and disabled the safety instrumented system. Ransomware was also deployed on the engineering workstation. The environment has back-to-back firewalls separating the corporate and OT systems .

Which of the following is the MOST likely security consequence of this attack?
A . A turbine would overheat and cause physical harm.
B . The engineers would need to go to the historian.
C . The SCADA equipment could not be maintained.
D . Data would be exfiltrated through the data diodes.

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Answer: A