The company behind the Signal clone used by at least one Trump administration official was breached earlier this month. The ...

Days after former National Security Adviser Mike Waltz was caught using a knock-off Signal app, a hacker broke into the ...

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

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

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

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

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

Democrats on the Foreign Relations Committee, the panel that will weigh Mike Waltz’s nomination for United Nations ambassador, are expected to litigate his judgment heavily.

Waltz’s problem was that in an administration of know-nothing America firsters, solicitous Trump sycophants, and national security novices, Waltz knew a bit too much and drank too little of the MAGA ...

President Trump recently discouraged the use of the Signal app after controversy over a group chat of administration officials detailed military plans.

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

Vice President JD Vance discusses Mike Waltz's ouster as national security advisor, 'Signalgate' and strikes against the ...