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

A new analysis of TM Signal’s source code appears to show that the app sends users’ message logs in plaintext. At least one ...

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

Mike Waltz just can’t seem to quit Signal. President Donald Trump’s outgoing national security adviser, the subject of ...

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

National security adviser Mike Waltz and his deputy, Alex Wong, are exiting the administration, CBS News’s Jennifer Jacobs ...

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

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

Last week, however, Waltz’s phone made headlines again: on Thursday, the same day that Waltz would be ousted from his ...

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

"I think it will be a brutal confirmation hearing," Sen. Mark Warner said of Mike Waltz. "I think he's going to have tough ...

Waltz was among high-ranking members of the administration who accidentally shared plans about a forthcoming U.S. military ...