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 ...

The person who added a journalist to a Signal message thread that top national security officials used to discuss military strikes should resign if it was accidental and be fired and perhaps ...

So, about that Signal chat. On Monday, shortly after we published a story about a massive Trump-administration security breach, a reporter asked the secretary of defense, Pete Hegseth, why he had ...

A federal judge in Washington, D.C. ordered relevant agencies Thursday to preserve all communications between March 11 and March 15 in a Signal group chat containing discussions of sensitive military ...

War Secretary Pete Hegseth on Wednesday described a Pentagon inspector general report on the Signalgate scandal as a “total exoneration,” despite the watchdog finding his use of an encrypted messaging ...

The recent bombshell lawsuit filed in San Francisco has sent ripples through the tech world, fueled by whistleblower claims ...

The Signal chat, intended for administrative discussions, reportedly included about a dozen people and revealed the airstrike schedule. Signal is an end-to-end encrypted messaging app touted for its ...