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 ...

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 end ...

The messaging app "Signal" is making headlines again, after military plans were leaked in a group chat.

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 ...

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 advisor. Now, he's up for a new ...

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 ...

Typical SMS messages aren't encrypted, and numerous messaging apps collect metadata, which can reveal who you contact and when. Signal, however, is different.

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 ...

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 ...

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 ...