A disruption in energy production impacts all aspects of society from healthcare to national security. Cyberattacks pose a significant threat to the world’s ability to generate power. The number of entry points for hackers has expanded due to the need to access systems remotely via VPNs. Hackers often deploy malware with long-term aims in mind and the final reckoning of the damage caused by this hack may not be known for years. It only takes a few seconds for malware to be loaded to a machine by a malicious insider.
Source: https://www.helpnetsecurity.com/2021/05/13/power-plants-security-threats/