U.S. Department of Homeland Security

U.S. Department of Homeland Security

About Us

The Department of Homeland Security (DHS) is a Cabinet department of the United States federal government with one vital mission: to secure the Nation from the many threats we face. This requires the dedication of more than 240,000 employees in jobs that range from aviation and border security to emergency response, from cybersecurity analyst to chemical facility inspector.

Our duties are wide-ranging, but our goal is clear — keeping America safe:

Mission 1: Prevent Terrorism and Enhance Security

Mission 2: Secure and Manage our Borders

Mission 3: Enforce and Administer our Immigration Laws

Mission 4: Safeguard and Secure Cyberspace

Mission 5: Strengthen National Preparedness and Resilience

Mature and Strengthen Homeland Security

We continually strengthen our partnerships with communities, first responders, law enforcement and government agencies - at the state, local, tribal, federal and international levels. We are accelerating the deployment of science, technology, and innovation in order to make America more secure. And we are becoming leaner, smarter, and more efficient, ensuring that every security resource is used as effectively as possible.

Every day, the men and women of the Department of Homeland Security bring their range of backgrounds and experiences to the mission of securing America.

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