Signal prides itself on being as secure as possible - but it's still a messaging app, and Pentagon rules state classified ...

The administration has downplayed the importance of the text messages inadvertently sent to The Atlantic’s editor in chief.

The Atlantic published a transcript revealing discussions among Trump administration officials about attack plans on ...

Civil service whistleblowers are turning to Signal to avoid surveillance from Trump's appointees. Three recently fired employees told Reuters their colleagues have scrambled to download the app.