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

After messages from Mike Waltz's leaked chat on the Signal app went massively public months ago, he was ousted as President Donald Trump's top national security adviser. Now, he's up for a new ...

The “knock-off” Signal app Mike Waltz was caught using, which lacks security guarantees, can be hacked in “15 to 20 minutes,” according to a report. “I would say the whole process took about 15 to 20 ...

Signal has been the most high-profile app in the news lately because of the controversy surrounding its use by Defense Secretary Pete Hegseth. Signal is a secure messaging platform known for ...

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 Signal chat, intended for administrative discussions, reportedly included about a dozen people and revealed the airstrike schedule. Signal is an end-to-end encrypted messaging app touted for its ...

TeleMessage, which was acquired by Oregon-based Smarsh in 2024, says it's shut the app down for now. "TeleMessage is investigating a potential security incident," a company spokesperson told The ...

Defense Secretary Pete Hegseth directed the installation of Signal, a commercially available messaging app, on a desktop computer in his Pentagon office, said three people familiar with the matter, ...

Privacy-focused messaging app Signal announced on Monday that it's introducing a feature that allows users to back up their ...

The Signal messaging app has rolled out end-to-end encrypted backups for users' messages, using the zero-knowledge proof ...