Jen Easterly — Director, CISA

**Jen Easterly** served as the Director of the **Cybersecurity and Infrastructure Security Agency (CISA)** from 2021 to 2025. CISA, housed within the Department of Homeland Security, is the federal agency responsible for protecting U.S. critical infrastructure — including the 16 critical infrastructure sectors (energy, water, financial services, healthcare, transportation, communications, etc.) — from cyber threats, physical threats, and the intersection of both.