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Countdown to America's 250th Anniversary!
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In Focus

The Department of Homeland Security's mission is broad and diverse and covers everything from counterterrorism to the Nation's maritime and border security, from protection of our national leaders to coordinating the federal government's response to natural disasters.

Here are some of the key current issues that are part of the Department's mission.

2025 A Historic Year of Accomplishments. Images include: Sec. Kristi Noem at border, illegal criminal alien being apprehended, the CBP Home app on mobile, USCUS.gov/Join poster, Sec. Noem visiting TSA, Sec. Noem visiting Secret Service, Coast Guard helicopter flying over a river.

DHS has delivered on President Trump's mandate to crack down on illegal immigration, slash the flow of deadly drugs into our communities, revitalize the U.S. Coast Guard, and pave the way for a golden age of travel.

2025 - The Year in Review

Arrested: Worst of the Worst - Illegal criminal alien apprehended by law enforcement.

The U.S. Department of Homeland Security is highlighting the worst of worst criminal aliens arrested by the U.S. Immigration and Customs Enforcement (ICE). The hardworking men and women of DHS and ICE are fulfilling President Trump's promise and carrying out mass deportations - starting with the worst of the worst.

Worst of the Worst

U.S. Customs and Border Protection Air and Marine Operations UH-60 Black Hawk crew members and agents from the Tucson Sector Border Patrol Special Operations Detachment BORSTAR/BORTAC complete Fast Rope currency and proficiency training, followed by an operational patrol mission southwest of Tucson, March 10, 2025. CBP photo by Jerry Glaser

Hardworking men and women of DHS are fulfilling President Trump’s promise to Make America Safe Again by removing violent criminal illegal aliens.

Making America Safe Again

CBP Home. Mobile app image.

The Department of Homeland Security has announced financial and travel document support to illegal aliens, to facilitate travel back to their home country through the CBP Home Mobile App.

CBP Home

Combating Fentanyl. Globe with criminals and a chain, shield with hands and people, magnifying glass, hand and stop sign

 

DHS is on the frontlines fighting against cartels and Transnational Criminal Organizations (TCOs) that are flooding our communities with illicit synthetic drugs, like fentanyl.

Combating Fentanyl

Securing the Border: Presidential Proclamation and Rule

Following the events of July 13, 2024, the Department of Homeland Security (DHS) was directed to conduct an independent security review of the attempted assassination of President Donald Trump. A bipartisan panel was named with extensive law enforcement and security experience to conduct a 45-day independent review of the planning for and actions taken by the U.S. Secret Service and state and local authorities before, during, and after the rally, and the U.S. Secret Service governing policies and procedures.

Independent Review of 2024 Attempted Assassination

Cybersecurity

The Department of Homeland Security and its components play a lead role in strengthening cybersecurity resilience across the nation and sectors, investigating malicious cyber activity, and advancing cybersecurity alongside our democratic values and principles.

Cybersecurity

 

Last Updated: 03/24/2026