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Secretary of Homeland Security


The Secretary of Homeland Security leads the third largest Department of the U.S. government, with a workforce of 229,000 employees and 22 components including TSA, Customs and Border Protection, Immigration and Customs Enforcement, U.S. Citizenship and Immigration Services, FEMA, the Coast Guard, Secret Service, Federal Law Enforcement Training Centers, the National Protection and Programs Directorate, and the Science and Technology Directorate.

Under the Secretary's leadership, DHS is responsible for counterterrorism, cybersecurity, aviation security, border security, port security, maritime security, administration and enforcement of our immigration laws, protection of our national leaders, protection of critical infrastructure, cybersecurity, detection of and protection against chemical, biological and nuclear threats to the homeland, and response to disasters.

Last Published Date: July 5, 2019

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Sep 12

Last week, Hurricane Dorian made landfall in the U.S. and the Bahamas, causing considerable damage. I extend my deepest condolences to anyone who has a lost a loved one or was impacted by this powerful storm.

Aug 28

Today, at the Presidential Palace in San Salvador, El Salvador, Acting Secretary of Homeland Security Kevin K. McAleenan signed a Letter of Intent with the Salvadoran Minister of Justice and Security Rogelio Rivas to intensify bilateral cooperation in four areas to address irregular migration from Central America and combat transnational criminal organizations.

Aug 28

Today, Acting Secretary of Homeland Security Kevin K. McAleenan will travel to San Salvador, El Salvador to meet with Salvadoran President Nayib Bukele and other political and non-governmental organization leaders.

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