Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. It’s not clear whether the team at Signal believes the maxim ...

If you hadn’t heard of Signal before Monday, chances are you have now. The secure messaging app, available for iPhones and Android devices, has long been popular with journalists because of its robust ...

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 ...

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 ...

Q: What’s the difference between Signal and WhatsApp, and should I switch? A: Until recent news involving the Signal app, it was a relatively unknown messaging platform to many nontechnical users ...

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

Senior government officials mistakenly invited the editor in chief of the Atlantic to a group chat on the messaging app Signal, where the focus of conversation was U.S. airstrikes against rebel groups ...