Infrastructure Security and Energy Restoration (ISER)

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Helping to Ensure a Secure and Reliable Flow of Energy to the Nation

Applying the Department of Energy's technical expertise to help ensure the security, resiliency and survivability of key energy assets and critical energy infrastructure.

We work with the Department of Homeland Security, the Federal Energy Regulatory Commission, and other national, regional, state, and local government and commercial organizations to:

  • Support the national critical infrastructure protection program
  • Analyze infrastructure vulnerabilities and recommend preventive measures
  • Help other agencies prepare for and respond to energy emergencies and minimize the consequences of an emergency
  • Conduct emergency energy operations during a declared emergency or national security special event in accordance with the National Response Plan and
  • Strengthen energy sector cybersecurity preparedness and coordinate cyber incident response and recovery.



OE fact sheet  

Presidential Policy Directive 8  

Presidential Policy Directive 21   

Energy Sector-Specific Plan

National Infrastructure Protection Plan  

National Response Frameworks  

National Response Framework Emergency Support Function #12 (ESF-12) – Energy Annex  

Energy Assurance  

Coordination and Outreach   

Emergency Preparedness  

Emergency Response and Restoration 

Monitoring, Reporting and Analysis   

State and Regional Energy Risk Assessment Initiative 

Deputy Assistant Secretary, Infrastructure Security and Energy Restoration – Bio