New York (CNN) — 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 ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: DANIEL CONSTANTE/Shutterstock The encrypted messaging app Signal has been thrust into the ...

Signal is a messaging app that uses end-to-end encryption to keep your messages private. When you send a message on Signal, the only people who can see it are the recipients. You can use the Signal ...

Defense Secretary Pete Hegseth directed the installation of Signal, a commercially available messaging app, on a desktop computer in his Pentagon office, said three people familiar with the matter, ...