Signal is back in the headlines, but this time it’s not for a security breach, but rather a high-profile example of how it’s designed to work. Recent news highlighted an incident where classified ...

Defense Secretary Pete Hegseth shared details about impending U.S. airstrikes in Yemen with a private Signal group that included his wife, brother and personal attorney, according to sources familiar ...

A federal judge in Washington, D.C., has issued a preliminary injunction ordering top national security officials who discussed military operations on the encrypted messaging service Signal to notify ...

The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, yet a growing group of researchers warns that such a moment might arrive not ...

A federal judge on Friday ordered Secretary of State Marco Rubio, who is also serving as the acting archivist, to collect any Signal messages belonging to top Trump officials that could be at risk of ...

Signal is rolling out a much-awaited feature: secure backups. Now, users can safely store and restore their message history, something that was impossible before without manually backing up or ...

Signal is the uber secure messenger with the same features as WhatsApp but without Meta casting its long shadow over your phone. But Signal is so secure, it doesn’t even provide iPhone users with a ...

James LaPorta is a national security coordinating producer in CBS News' Washington bureau. He is a former U.S. Marine infantryman and veteran of the Afghanistan war. Washington — The Pentagon's ...

Washington — The Pentagon's internal watchdog has obtained evidence that encrypted messages sent from Defense Secretary Pete Hegseth's Signal account included details from a classified email, ...