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

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

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 ...

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

TeleMessage lets users archive their chats in secure messaging apps. However, the hacker reportedly found that TeleMessage’s ...

Additionally, according to the report, if anyone had loaded the heap dump URL as Mike Waltz was texting on the app, they would have been able to gain access to his encrypted Signal messages as well.

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

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

There are some hurdles former National Security Advisor Mike Waltz must clear first before the United Nations ambassador job is his — including undergoing a Senate confirmation process.

TeleMessage takes versions of popular apps and makes it possible to archive messages in adherence with government regulations ...

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

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 ...