Check out this article¹ from
@George_V_Hulme @Claroty Nexus which discusses cyber security risks to the bulk electric system & how utilities are managing these risks, especially using the Idaho National Labs CCE methodology.

Quotes from yours truly.

For more reading, check out the findings from the 2023 NERC State of Reliability Technical Assessment² and INL CCE³.
__
¹https://nexusconnect.io/articles/bulk-power-system-risks-span-complexity-vulnerabilities-advanced-actors
²https://nerc.com/pa/RAPA/PA/Performance%20Analysis%20DL/NERC_SOR_2023_Overview.pdf
³https://inl.gov/cce/