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 ...

Mike Waltz was photographed using Signal in a Cabinet meeting the day before Trump announced he was replacing him as national ...

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

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

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

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

An Israeli app used by then-U.S. National Security Adviser Mike Waltz to archive chats on Signal was easily hacked and his ...

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

Former National Security Adviser Mike Waltz archived official government messages sent on Signal through an Israeli app with ...

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

He certainly won’t be the last." Wong served as Waltz's principal deputy national security advisor, who was detailed in the Signal chat leak as the staffer charged with "pulling together a tiger ...