Waltz was removed from his job as national security adviser after he accidentally added a journalist to his Signal chat about ...

Add Yahoo as a preferred source to see more of our stories on Google. Signal, the most secure widely available messaging app, has become a go-to resource for journalists, leakers and other people ...

Hegseth, Rubio and other government officials continued to use Signal app after embarrassing leak: report - Previously ...

The State Department told a court last year that the secretary didn’t use disappearing messages. By this spring, it had ...

Russian intelligence services are targeting Signal, WhatsApp, and Telegram users — not by breaking encryption, but by stealing accounts through phishing, QR code tricks, linked-device abuse, and ...

Ten days after that interview with the president, his then–special envoy for Latin America, Mauricio Claver-Carone, was ...

The president of Signal defended the security of the encrypted messaging app on Tuesday after a bombshell report revealed top Trump administration officials used the app to discuss airstrike plans ...

Signal and WhatsApp are both end-to-end encrypted messaging apps, but they differ in ownership and data collection practices. WhatsApp, owned by Meta, collects metadata on users, while Signal, a ...

LONDON — A magazine journalist’s account of being added to a group chat of US national security officials coordinating plans for airstrikes has raised questions about how highly sensitive information ...

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 ...

The Trump administration is facing heavy blowback for using Signal, a messaging app, to discuss sensitive military plans. On March 24, officials' usage of the app was revealed after The Atlantic ...