Industry-led 'GridEx' cyber exercise reveals need for improved system resilience, extensive cyber prep

The electric industry should consider how to better protect the systems that enable sharing of telemetry between control centers, according to a report detailing findings from the latest "GridEx" tabletop exercise led by the North American Electric Reliability Corporation and the Electricity Information Sharing and Analysis Center.

The sector should “evaluate technologies and processes that could be used to increase the resilience of Inter-Control Center Communications Protocol (ICCP) telemetry exchange” and “consider the potential impact of a complete loss of...