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The Energy Sector’s Actions to Address Electromagnetic Risks and Reduce the Likelihood of Power Outages

The U.S. Government Accountability Office has published a report regarding actions the energy sector has taken to address potential risks to power grid reliability by electromagnetic events. Such events could result from natural causes, such as a large-scale geomagnetic disturbance (GMD) caused by severe solar weather, or from human-made sources, such as an electromagnetic pulse (EMP) generated by the high-altitude detonation of a nuclear device.

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gao gmd emp power outage black sky

Review of DHS’s Critical Infrastructure Risk Assessments

The Government Accountability Office has published a review of the physical security and cybersecurity risk assessments the U.S. Department of Homeland Security conducts for critical infrastructure, such as the Infrastructure Survey Tool used by the Protective Security Advisor (PSA) program. The review includes an overview of DHS’s risk assessment practices, discusses private sector representatives’ views of the usefulness of the assessments, and describes how the risk information influences DHS’s strategic planning and private sector outreach.

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