Department of Homeland Security - DHS

While attending an inaugural ball, the new commander-in-chief spoke -- via video -- to troops deployed in Afghanistan.

The Department of Homeland Security's top technology leader is serious about connecting entrepreneurs to government problems.

Officials at Joint Base Andrews near Washington, D.C., locked down the main gate Thursday evening after reports of a bomb...

The U.S. Air Force may soon roll out a mobile alert system to notify airmen and employees of active shooters or other...

A gunman was shot near the White House after brandishing a weapon at a Secret Service checkpoint, according to multiple...

President Trump's first choice to succeed the departed Michael Flynn as national security adviser has turned the job down.

The FBI and the DHS bolstered a warning issued earlier by the Pentagon to troops and their families to be careful in their...

The U.S. must be prepared for more attacks by ISIS-inspired loners as the group's battlefield losses mount, officials say.