Crypto-Chat
End-to-end encrypted chat using Redis, Socket.io, React, Docker and Express. Messages are encrypted with asynchronous keys.
2. Enter the room you want to communicate in. Remember that the application does not have a list of rooms saved anywhere, they are created ad hoc. If you want to talk about something super secret with a friend, remember - you both have to enter the exact name of the room.
- Share your QR code with a friend. Also, don't forget to get his QR code! Thanks to them you can decrypt your messages.
- Enjoy!
Due to the use of the RSA algorithm, private and public keys can be used interchangeably, which I also used in this application. A private key is used to generate the QR code.
To ensure the greatest possible security of messages, a Redis cache is used. As soon as all users leave the chat, the entire room with sent messages is deleted. Additionally, each chat user can clear the chat history at any time. I used Docker-compose to connect it together. Socket.io technology is used to send messages