Here's what to know about the messaging app used by Trump Administration officials to discuss military strikes on Yemen.

A magazine journalist's account of being added to a group chat of U.S. national security officials coordinating plans for airstrikes has raised questions about how highly sensitive information is ...

The Pentagon's watchdog found that Defense Secretary Pete Hegseth put U.S. personnel and their mission at risk when he used the Signal messaging app to convey sensitive information about a military ...

Modern digital communication is more than just words on a screen. Even tiny status indicators in our messaging apps carry more weight than a person often cares to admit. Whether you’re typing in a ...

Signal is launching secure backups on iOS, allowing you to save and restore your messages in case you lose or break your phone. With the free version of the feature, you can store up to 100MB of text ...