Amid the fallout regarding a Signal chat among senior national security officials that inadvertently included The Atlantic Editor-in-Chief Jeffrey Goldberg, tech expert Ken Colburn of Data Doctors ...

An inspector general’s investigation into Defense Secretary Pete Hegseth’s use of the Signal messaging app to discuss ...

TeleMessage, an instant communications app used by some US Government officials, has reportedly been hacked, with private messages stolen. A report from 404 Media says a hacker broke into, and stole ...

Defense Secretary Pete Hegseth used the Signal app on a personal computer in his office that was connected to the internet on an unsecured commercial line, what's known as a "dirty line," two sources ...

The chat app, which is run by a nonprofit foundation, has been downloaded 220 million times. Here's what to know about Signal, including who owns it and whether it's safe to use. The messaging app ...

The Pentagon's internal watchdog has concluded a monthslong review of Secretary of Defense Pete Hegseth's improper use of the Signal app to discuss sensitive military operations.

A photo taken by Reuters' Evelyn Hockstein during a Cabinet meeting Wednesday shows Waltz holding his phone below the table, with the encrypted-texting app open and visible. It also shows Waltz in ...

'Signalgate' continues to rumble on, with even more of the Signal messages that were shared between Trump officials – and, inadvertently, The Atlantic – revealed today. But how exactly did this group ...

A security breach in an unofficial version of the encrypted messaging app Signal has raised concerns about the vulnerability of communications within the highest levels of the US government, according ...

Defense Secretary Pete Hegseth used the Signal app to discuss timing of a March 15 strike against Houthis in Yemen. The Pentagon’s acting inspector general has launched a review into whether the use ...