IPhone users: Type in your number and hit “Activate This Device.” You’ll receive a six-digit code via SMS text message, then type in the code and hit “Submit Verification Code.”Īndroid users: Type in your phone number, hit “Register” wait for the app to verify your phone number. When you first launch the app, it will ask you to verify your phone number. It only works with other Signal users, so get your friends to use it too. Getting started with Signalįirst, find Signal for iPhone or Android here, or search for it in the App Store or Google Play store. All of these features make Signal one of the best options for boosting your communication security. It can be examined for potential security holes, and has stood up to auditing. Perhaps most importantly, Signal is open source, meaning that the code is publicly viewable. The team behind the software is a privacy centered nonprofit funded by grants and donations. Signal is end-to-end encrypted, meaning that no one but your device and conversational partner’s device can read the messages you send.

It’s not only convenient, but security experts recommend Signal for a few different reasons. This can be a huge advantage for those of us who don’t want to pay for SMS text messages and phone calls, or who want to make free international calls. It relies on data, so it’s a great option for free calls and texts over wi-fi. Signal gives you encrypted messages, as well as voice and video calls.

So let’s talk about a secure messaging app called Signal. For some reason, people have gotten pretty interested in mobile security lately.

Signal app encryption