Agents from Homeland Security Investigations found an additional 200,000 SIM cards at a location in New Jersey, law enforcement sources told ABC News.

Conservative media outlets suggested undercover federal agents incited the insurrection. U.S. President Donald Trump amplified that claim.

Federal prosecutors say three activists opposed to President Donald Trump’s immigration raids in Los Angeles have been indicted on charges of illegally “doxing” a U.S. Immigration and Customs ...

The star of Kleber Mendonça Filho’s 1970s-set thriller warns that Trump's attacks on artists, journalists and democracy echo Brazil’s dictatorship. “Americans take democracy for granted. Brazilians ...

Fears of U.S. surveillance drove Xi Jinping, China’s leader, to elevate the agency and put it at the center of his cyber ambitions.

As gunshots pierced the air from high above, people in two different American cities this month found themselves running from a deadly shooter they could not see.

Could you imagine if I brought my authentic New York self to every interrogation I did?” former Secret Service agent Evy Poumpouras asked on a recent podcast.

Law enforcement experts said the sniper-type shooting at a Dallas ICE facility is part of a frightening trend.

All the devices were found within 35 miles of the United Nations General Assembly meeting of world leaders in New York City that kicked off on Monday, September 22. The Secret Service release said its ...

At Routh's trial, Robert Fercano, who was a Secret Service agent helping protect Trump on the golf course, testified that he spotted Routh before Trump came into view. Routh aimed his rifle at the ...

The Secret Service thwarted a massive telecom threat near the United Nations that could have disrupted New York City's communications.

Agents discovered electronic devices in five locations in and around the city that could be used to disable cellphone towers. The system could also be used for criminal activities.