Official website of the Department of Homeland Security
About DHS
The Department of Homeland Security has a 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.
Secretary Jeh Johnson
Secretary Jeh Johnson oversees the third largest Cabinet department and leads our nation's efforts to secure our country from terrorism to natural disasters.
Budget & Performance
Here’s where the public and others can assess how effectively DHS performs its mission and provides stewardship of resources.
Careers
Challenge your mind and use your skills with a DHS career. Our employees play a vital role to secure our country and preserve our freedoms.
Contact Us
Look-up e-mails and telephone numbers, mailing addresses, help desk support for web applications, instructions on how to report incidents and more.
DHS Digital Strategy
The CIO released the strategy entitled “Digital Government Building a 21st Century Platform to Better Serve the American People", which provides agencies with a 12-month roadmap that focuses on priority areas enabling a more efficient and coordinated digital service delivery.
Do Business with DHS
Start here if you want to learn about how to work with DHS, how we assist small business, our policies and regulations and business opportunities.
History
DHS combined 22 different federal departments and agencies into a unified, integrated cabinet agency when it was established in 2002.
Laws & Regulations
Public laws are passed by Congress and signed into law by the President. Regulations are issued to carry out the intent of legislation enacted by Congress.
Mission
Our duties are wide-ranging, but our goal is clear: a safer, more secure America, which is resilient against terrorism and other potential threats.
Organization
Our organization chart, the list of senior leadership of the Department and how DHS is organized.
