The United States Department of Homeland Security (DHS) is a cabinet department of the U.S. federal government with responsibilities in public security, particularly anti-terrorism, border security, immigration and customs, cyber security, and disaster prevention and management. Major subordinate agencies include Federal Emergency Management Agency (FEMA), Immigration and Customs Enforcement (ICE), Customs and Border Protection (CBP), Secret Service, Coast Guard, and Transportation Security Administration (TSA), among others.