Several days after top national security officials accidentally included a reporter in a Signal chat about bombing Houthi sites in Yemen, a Pentagon-wide advisory warned against using the ...

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 ...

A popular messaging app called Signal was recently the preferred communications platform for top officials in the Trump administration to discuss secret war plans. But the use of the app ...

The security of messaging app Signal was compromised by human error when top US officials accidentally added a journalist to their group chat. Signal is a secure ...

It's an app that can be used for direct messaging and group chats as well as phone and video calls.Signal uses end-to-end encryption for its messaging and calling services that prevents any third ...

Signal is an encrypted messaging app that allows users to send texts, make calls, and share media securely. The app uses end-to-end encryption, meaning only the sender and recipient can view the ...

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 ...

Atlantic Editor-in-Chief Jeffrey Goldberg detailed a discussion that happened over the Signal messaging app hours before strikes on Iran-backed Houthi-rebels in Yemen order by U.S. President ...

An image of the Signal app is shown on a mobile phone in San Francisco, March 18, 2025. (AP Photo/Jeff Chiu, file) Top national security officials for President Donald Trump texted plans for upcoming ...