Signal is a cross-platform centralized encrypted messaging service developed by the Signal Technology Foundation and Signal Messenger LLC. It uses the Internet to send one-to-one and group messages, which can include files, voice notes, images and videos.
The Situation.
After WhatsApp's privacy and user data sharing agreements release privacy of individuals became a really big issue. And there came Signal. Signal is a free messaging app that uses end-to-end encryption to keep your messages private. When you send a message, the only people who can see that message are the recipients — not even the company that runs Signal can see what you send.
Research.
This is suppose to be demo content and is not available online. But if you're enjoying this case study, you can dive deep in code here my repo