They did, however, discover a largely overlooked behavior that should give some group messaging users pause: Like other ...

RONALD J. DEIBERT is Professor of Political Science and Director of the Citizen Lab at the University of Toronto Munk School of Global Affairs and Public Policy. He is the author of Chasing Shadows: ...

Pete Hegseth reportedly paused military aid to Ukraine without approval from Donald Trump or the White House, according to Reuters.

Hegseth’s use of Signal to discuss sensitive military plans in Yemen first came to light in March but now the Wall Street ...

Defense Secretary Pete Hegseth's shambolic tenure has gone from bad to worse to cover-your-eyes embarrassing over the last week.

Secretary of Defense Pete Hegseth has faced multiple allegations of sharing classified information on Signal, a commercially available messaging app.

Former FBI operative Eric O'Neill breaks down the recent Signal Gate controversy and discusses where we go from here.

Mike Waltz was removed as national security advisor, followed by the president nominating him for another position.

There are some hurdles former National Security Advisor Mike Waltz must clear first before the United Nations ambassador job is his — including undergoing a Senate confirmation process.

Former national security adviser Mike Waltz was photographed using a Signal-like messaging app ... journalist in a group chat that discussed military plans. A photo published by Reuters showed ...

who was added to a Signal group chat formed by high-ranking members of the Trump administration to discuss plans for military strikes on Yemen. As a result, he had the details of a bombing attack ...