Official website of the Department of Homeland Security
Topics
Below are a variety of topics handled by the Department of Homeland Security.
Academic Engagement
DHS works with the academic community - including school administrators, faculty, and students - on a range of issues.
Border 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.
Citizenship and Immigration Services
Managed by U.S. Citizenship and Immigration Services (USCIS), the United States’ lawful immigration system is one of the most generous in the world.
Civil Rights and Civil Liberties
Safeguarding civil rights and civil liberties is elemental to all the work we do at DHS.
Critical Infrastructure Security
Critical infrastructure describes the physical and cyber systems and assets that are so vital to the United States that their incapacity or destruction would have a debilitating impact on our physical or economic security or public health or safety.
Cybersecurity
Our daily life, economic vitality, and national security depend on a stable, safe, and resilient cyberspace.
Disasters
Whatever the disaster, the Federal Emergency Management Agency, or FEMA, leads the federal government’s response as part of a team of responders.
Economic Security
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.
Election Security
A secure and resilient electoral process is a vital national interest and one of our highest priorities at the Department of Homeland Security.
Emergency Communications
No matter what the emergency, communications remain a vital component to keeping America safe, secure, and resilient.
Homeland Security Enterprise
Since the Department's creation, the goal is simple: one DHS, with integrated, results-based operations.
Homeland Security Careers
DHS has unique career opportunities to serve your country, and reward your skills and talents.
Human Trafficking
Human trafficking is a crime and a form of modern-day slavery. DHS is working to end it.
Immigration and Customs Enforcement
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.
Intelligence & Analysis
Equipping the Homeland Security Enterprise with the intelligence and information needed to keep the Homeland safe, secure, and resilient.
International Engagement
We work closely with our international partners to advance physical and economic security around the globe.
Law Enforcement Partnerships
Law enforcement partners at the state, local, tribal and territorial levels are essential to our nation’s domestic defense against terrorism. They are this country’s eyes and ears, and the first line of detection and prevention.
Preventing Terrorism
Protecting the American people from terrorist threats is the reason DHS was created, and remains our highest priority.
Privacy
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.
Resilience
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.
Science & Technology
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.
Transportation Security
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.
