The communications app TeleMessage, which was spotted on former US national security adviser Mike Waltz's phone, has ...

The clone, TeleMessage, was the subject of a reported hack in which the contents of some direct messages and group chats were ...

The latest controversy comes as both Waltz and current Defense Secretary Pete Hegseth have made headlines for multiple Signal ...

Message contents and government official contact information were obtained during the breach, 404 Media reports.

Mike Waltz, the national security adviser for President Donald Trump, is seen in photos using Signal during a Cabinet meeting ...

A photo taken this week showed Mike Waltz using an app that looks like—but is not—Signal to communicate with top officials.

Mike Waltz's exit from the Trump administration comes on the heels of the Signal chat scandal. Here's what happened.

More than a month after he drew criticism for using Signal to discuss an impending military attack, Waltz was seen using what ...

There are some hurdles former National Security Advisor Mike Waltz must clear first before the United Nations ambassador job ...

The app Waltz was using appeared to be “TM SGNL,” a modified version of Signal that retains and archives messages to comply ...

The Trump administration ousted national security advisor Mike Waltz and other staffers with the National Security Council, ...

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