Below are a variety of topics handled by the Department of Homeland Security.
Protecting our borders from the illegal movement of weapons, drugs, contraband, and people, while promoting lawful trade and travel, is essential to homeland security, economic prosperity, and national sovereignty.
Managed by U.S. Citizenship and Immigration Services (USCIS), the United States’ lawful immigration system is one of the most generous in the world.
Our daily life, economic vitality, and national security depend on a stable, safe, and resilient cyberspace.
Whatever the disaster, the Federal Emergency Management Agency, or FEMA, leads the federal government’s response as part of a team of responders.
America’s and the world’s economic prosperity increasingly depends on the uninterrupted flow of goods and services, people and capital, and information and technology across our borders.
A secure and resilient electoral process is a vital national interest and one of our highest priorities at the Department of Homeland Security.
Since the Department's creation, the goal is simple: one DHS, with integrated, results-based operations.
Human trafficking threatens our physical and virtual borders, our immigration and customs systems, our prosperity, our national security, our personal and public safety. DHS is on the frontlines of this fight, protecting the country and collaborating with our partners to stop these crimes.
The mission of U.S. Immigration and Customs Enforcement (ICE) is to protect America from the cross-border crime and illegal immigration that threaten national security and public safety.
Protecting the American people from terrorist threats is the reason DHS was created, and remains our highest priority.
DHS works with all levels of government, the private and nonprofit sectors, and individual citizens to make our nation more resilient to acts of terrorism, cyber attacks, pandemics, and catastrophic natural disasters.
The DHS Science and Technology Directorate (S&T) is the Department’s primary research and development arm and manages science and technology research, from development through transition, for the Department's operational components and first responders.
TSA employs a risk-based strategy to secure U.S. transportation systems, working closely with transportation sector stakeholders, as well as the partners in the law enforcement and intelligence community.