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 ...

Serious national security concerns have been brought to the forefront this week — and they’re linked to a secure messaging app called Signal. White House staffers have come under fire after allegedly ...

Concerned about your privacy when texting or making phone calls? Signal is a popular secure private messaging app that everyone from Twitter founder Jack Dorsey to whistleblower Edward Snowden use, ...

Signal is launching usernames, the company announced today. Up until now, you have had to give someone your phone number to chat with them on Signal. Now you can create a unique username that you can ...

Signal is the easiest way to send encrypted messages on Android. It's a complete replacement for your existing SMS app letting you send unencrypted messages to non-Signal users, and even make ...

There are few apps that can claim an endorsement from Edward Snowden, but Signal Private Messenger is one of them. This Android app rolls secure text messaging and encrypted voice-over IP calls into a ...