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

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 ...

President Trump recently discouraged the use of the Signal app after controversy over a group chat of administration officials detailed military plans.

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

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 ...

Signal is back in the headlines, but this time it’s not for a security breach, but rather a high-profile example of how it’s designed to work.