The president of Signal defended the messaging app’s security on Wednesday after top Trump administration officials mistakenly included a journalist in an encrypted chatroom they used to discuss a ...

A messaging service used by former National Security Advisor Mike Waltz has temporarily shut down while the company investigates an apparent hack. The messaging app is used to access and archive ...

Privacy-focused messaging app Signal has been flying high in the Dutch app stores this past month, often sitting at the top as the most downloaded free app on iOS and ...

Signal is finally adding a new feature that allows users to synchronize their old message history from their primary iOS or Android devices to newly linked devices like desktops and iPads. The ...

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, widely ...

The app, which was introduced in 2014 and has hundreds of millions of users, is widely viewed as the safest messaging tool because of its encryption technology. By Kate Conger Reporting from San ...

With news this week of the messaging app being used to discuss war plans, we get you up to speed on what Signal should be used for—and what it shouldn’t. MIT Technology Review Explains: Let our ...