Hegseth reportedly had an internet connection that bypassed Pentagon security protocols set up in his office to use the ...

RONALD J. DEIBERT is Professor of Political Science and Director of the Citizen Lab at the University of Toronto Munk School ...

Are we willing to risk our department’s integrity and security on an app that was not designed for lawful use?

Scientists sent quantum data 158 miles over an ordinary telecom network in an advance that reduces the cost of ultrasecure ...

Trump defended Defense Secretary Pete Hegseth, following reports of another Signal chat that included his wife and brother.

Sen. Adam Schiff (D-Calif.) asked the National Archives and Records Administration (NARA) to investigate Trump administration ...

It's still not a good idea to use the app for sensitive government information, and it's weird that we have to keep saying that.

Pete Hegseth reportedly shared details about Yemen strikes in a second group chat with his wife and brother. Rep. Jim Himes, ...

Defense Secretary Pete Hegseth reportedly shared sensitive military information with his wife, brother and personal lawyer on ...

The chat app, which is run by a nonprofit foundation, has been downloaded 220 million times. Here’s what to know about Signal ...

Reuters this week reported that U.S. Defense Secretary shared classified information with wife, brother, lawyer. How does the Signal app work?

The defense secretary sent sensitive information about strikes in Yemen to an encrypted group chat that included his wife and ...