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.

A Secret Service investigation found a cellular device network in the New York region that officials say could have been used to conduct telecommunications attacks.

A Secret Service unit set out to unmask the layers of burner phones, changing phone numbers and SIM cards that were swatting American officials. It ended with the largest seizure of SIM servers and ...

Early analysis shows the network was used for communication between foreign governments and individuals known to U.S. law enforcement.

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.

U.S. Secret Service Director Sean Curran and Acting I.C.E. Director Todd Lyons show 'My View with Lara Trump' around their joint intelligence and operations center in New York City.

An illegal network of 100,000 SIM cards that could have crashed New York’s communications systems has been seized by the US Secret Service during the United Nations General Assembly.

The U.S. Secret Service announced it has disrupted a network in New York City that they say could have shut down telecom services in the tri-state area.

Terry Farrell, who has died aged 87, was one of the most conspicuous figures in British postmodernism – a designer unafraid of ...

The devices were mainly within 35 miles of the U.N. General Assembly now underway in New York, increasing the urgency.

The Secret Service said it found over 300 SIM servers, 100,000 SIM cards and other illicit materials in multiple sites surrounding New York City ahead of the U.N. General Assembly.

The U.S. Secret Service dismantled a threat to national cell service on Tuesday at multiple sites in New York City concentrated within 35 miles of the United Nations General Assembly where world ...