Mike Waltz appears to be communicating with other Trump officials via a version of Signal a day before he was removed as White House national security advisor. A photo from a Cabinet meeting Wednesday ...

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

President Donald Trump's former national security adviser Mike Waltz was photographed using Signal during a Cabinet meeting on Wednesday, just one day before the president announced he was replacing ...

President Donald Trump announced that Mike Waltz had been ousted as national security advisor. He was previously caught up in "Signalgate." ...

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

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

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

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

National Security Adviser Mike Waltz is leaving the Trump Administration after he added The Atlantic's Goldberg to a Signal group chat ...

Mike Waltz, President Trump's national security advisor, is leaving the White House weeks after he accidentally added a ...

The Signal group chat was made public after reporter Jeffrey Goldberg was mistakenly added to the conversation. In a March 24 article published in The Atlantic, Goldberg wrote it was Waltz who ...

Waltz was at the center of the Signal chat about a strike on Houthis in Yemen. President Donald Trump's former national security adviser Mike Waltz was photographed using Signal during a Cabinet ...