Signal is in the news because of a security failure; whether or not the app is "secure" depends mostly on how you use it, and why. This article, Viewpoint: Is the Signal app really that secure ...

Signal is a messaging app that's available for iOS and Android devices. Like the best messaging apps, it supports cross-platform text, voice and video chats.

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.

A cybersecurity expert explains what features to look for when choosing a secure messaging app amid White House controversy over Yemen attack plans.

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 only information Signal does have access to is the date and time a user first registers and the last date they connected to the app. Signal avoids some of the privacy pitfalls of other encrypted ...

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 ...

Waltz was removed from his job as national security adviser after he accidentally added a journalist to his Signal chat about an attack on Houthis.

After messages from Mike Waltz's leaked chat on the Signal app went massively public months ago, he was ousted as President Donald Trump's top national security adviser. Now, he's up for a new ...