Office of Cybersecurity, Energy Security, and Emergency Response

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The Office of Cybersecurity, Energy Security, and Emergency Response (CESER) leads the Department's efforts to strengthen the security and resilience of the U.S. energy infrastructure against all threats and hazards. CESER leads the Department of Energy's statutory role as the Sector Risk Management Agency for the energy sector. 

Offshore oil platform at dusk

Energy is essential. It keeps us connected, powers and fuels our homes and businesses, keeps our hospitals running, enables national defense, and helps us move the goods and services that keep our economy strong. CESER proactively address threats to American energy security, in all forms, through policy, innovation, research, collaboration, and industry engagement.

Areas of Focus

  • Person touching a screen with security locks

    Cyber Threats

    Cyber threats targeting energy systems continue to increase and evolve; foreign adversaries, nation states, and criminal actors pose a serious threat to U.S. critical energy infrastructure. CESER mitigates cyber risks to the energy sector through threat-informed research and development, the deployment of innovative tools and technologies, policy, and strategic partnerships that facilitate information sharing to bolster the cybersecurity and resilience of critical energy infrastructure.

    National Cybersecurity Strategy
    Cyber RD&D
    C2M2
    Cyber-Informed Engineering
    CyTRICS
    ETAC

Leadership

  • Alex Fitzsimmons Director of CESER
    Director, Office of Cybersecurity, Energy Security, and Emergency Response
  • CESER Deputy Director Tim Kocher
    Deputy Director, Office of Cybersecurity, Energy Security, and Emergency Response
  • Lilian Colon
    Principal Deputy Director, Office of Cybersecurity, Energy Security, and Emergency Response

Contact Us

Office of Cybersecurity, Energy Security, and Emergency Response

Office of Cybersecurity, Energy Security, and Emergency Response
1000 Independence Avenue, SW
Washington, DC 20585

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