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

In a post Monday, the security-focused messaging app company announced a new feature that lets you back up your messages for free. In the past, Signal explained, if you lost your phone, your Signal ...

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.