The North American Electric Reliability Corporation on March 2 released a lessons learned report for GridEx VIII. The report is a detailed post-exercise review and analysis of NERC and the Electricity Information Sharing and Analysis Center’s (E-ISAC) GridEx VIII, that took place in November 2025. 

The report provides recommendations that are intended to inform electric industry participants, critical infrastructure sector partners, and government partners of measures that they can take to improve the collective resilience and response to cyber and physical security events that may affect the North American electric grid. 

The report contains a summary of the recommendations and observations identified through Distributed Play and the Executive Tabletop. 

In addition to summarizing recommendations and observations identified through Distributed Play and the Executive Tabletop, the report provides information on the scenario, participation metrics, and improvements targeted for GridEx IX in 2027. 
 

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