But Signal can have group chats with up to 1,000 people. Signal is free to download in the Apple App Store for iPhone and available for Android devices on the Google Play Store.

Signal, Telegram, and WhatsApp provide cross-platform encrypted communication regardless of whether users operate on iOS or Android. However, security vulnerabilities extend beyond the apps ...

The Signal Desktop app now has a new security feature to prevent Microsoft Recall from taking screenshots of chats. This feature utilizes a flag similar to Android's "FLAG_SECURE" to protect user ...

The chat app, which is run by a nonprofit foundation, has been downloaded 220 million times. Here's what to know about Signal, including who owns it and whether it's safe to use. The messaging app ...