A dozen current and former officials confirmed that the encrypted messaging app is used across various agencies — despite warnings about the app’s security vulnerabilities.

Director of National Intelligence Tulsi Gabbard testified to House Intelligence Committee members Wednesday that encrypted ...

In Britain, amid growing evidence of harm to young people from extreme content online, a “Smartphone Free Childhood” campaign ...

It is not clear whether Signal was on the list of approved platforms, or whether the officials used the messaging service on official government phones or laptops. CIA Director John Ratcliffe ...

Current and former government technologists reacted with shock and disbelief to reports that top Trump Administration officials used the consumer messaging app Signal to discuss and plan bombing ...