The Department of Homeland Security was formed in the wake of the terrorist attacks of September 11, 2001, as part of a determined national effort to safeguard the United States against terrorism. The Department became the third-largest federal department, bringing together 22 different federal agencies, each with a defined role in this effort. Since the Department's creation, the goal is simple: one DHS, with integrated, results-based operations.
Since the Department's creation, the goal is simple: one DHS, one enterprise, a shared vision, with integrated results-based operations.
Learn how to work with DHS, how we assist small businesses, and about our policies, regulations, and business opportunities.
DHS awards billions of dollars each year to build and sustain targeted capabilities and strengthen state and local prevention efforts across the homeland security enterprise.
Protecting the country from ever-evolving, transnational threats requires a strengthened homeland security enterprise that shares information across traditional organizational boundaries.
The DHS Privacy Office is responsible for evaluating the Department programs, systems, and initiatives for potential privacy impacts, and providing strategies to reduce the privacy impact.
The Federal Protective Service protects federal facilities, their occupants, and visitors by providing superior law enforcement and protective security services, and by leveraging our access to the intelligence and information resources of our network of federal, state, local, tribal, territorial, and private sector partners.
The Homeland Security Information Network (HSIN) is the trusted network for homeland security mission operations to share sensitive but unclassified information. Federal, state, local, territorial, tribal, international and private sector homeland security partners use HSIN to manage operations, analyze data, send alerts and notices, and share the information they need to do their jobs and help keep their communities safe.