As the energy systems that Americans rely on to power their daily lives becomes increasingly interconnected, our critical energy infrastructure becomes more vulnerable to sophisticated and persistent cyber threats and attacks.

As the office responsible for executing the U.S. Department of Energy's Sector-Specific Agency/Sector Risk Management Agency and Emergency Support Function (ESF) #12—Energy responsibilities, the Office of Cybersecurity, Energy Security, and Emergency Response (CESER) works closely with energy sector partners and across all levels of government to prepare for and respond to growing and evolving cyber threats and attacks to U.S. energy infrastructure.

Colonial Pipeline Cyber Incident