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Homeland Security

Borders, immigration enforcement, aviation security, disaster response, the Coast Guard, and the Secret Service.

Cybersecurity and Infrastructure Security Agency
The DHS agency that defends federal civilian networks and helps protect the nation's critical infrastructure from cyber and physical threats
DHS Office of Intelligence and Analysis Reorganizing
The Homeland Security intelligence office that shares threat information with state, local, tribal, and private partners
DHS Science and Technology Directorate
The Homeland Security research arm that develops and tests technology for border, transportation, cyber, and biodefense missions
Federal Law Enforcement Training Centers
The DHS agency that trains officers and agents for more than a hundred federal law enforcement organizations
The Department of Homeland Security
The newest cabinet department: borders, immigration, aviation security, disaster response, the Coast Guard, and the Secret Service
The Federal Emergency Management Agency Reorganizing
The agency that coordinates the federal response to disasters and pays for much of the recovery
The Transportation Security Administration
The agency that screens every airline passenger and bag in the country, about 2.5 million people a day
The United States Coast Guard
A military service, a law enforcement agency, and a maritime regulator at once, housed in Homeland Security
The United States Secret Service
Protector of the President and investigator of financial crimes, founded to fight counterfeit money
U.S. Border Patrol
The federal law enforcement agency that patrols the land borders and coasts between official ports of entry
U.S. Citizenship and Immigration Services
The agency that decides green cards, work visas, asylum claims, and naturalization, funded almost entirely by application fees
U.S. Customs and Border Protection
The largest federal law enforcement agency: the Border Patrol, 328 ports of entry, and the collection of tariffs and duties
U.S. Immigration and Customs Enforcement
The interior enforcement agency: immigration arrests, detention, and deportation, plus criminal investigations through HSI