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

An unofficial version of the Signal messaging app, reportedly used by Mike Waltz, former NSA, has been hacked. The breach, ...

An unofficial version of Signal, TeleMessage, used by Mike Waltz, Donald Trump's former National Security Adviser, has ...

TeleMessage, the app that President Trump’s former National Security Advisor, Mike Waltz, appeared to use to archive his ...

The hacker reportedly gained access to customer data from TeleMessage, a Signal-like app that Waltz was seen using during a ...

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.

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

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

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

Senate Democrats predict that former National Security Adviser Mike Waltz will have a "brutal confirmation hearing" for his new role as U.N. ambassador.

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