NestJS Real-Time Messaging Backend with End-to-End Encryption

This project is a NestJS backend for real-time messaging with end-to-end encryption using the Diffie–Hellman key exchange protocol and Prisma ORM.

Features

• Real-time messaging system
• End-to-end encryption using Diffie–Hellman key exchange
• Secure storage and retrieval of messages using Prisma ORM
• Scalable and maintainable architecture with NestJS
• Auth and sessions system

Requirements

• Node.js
• NestJS
• Prisma

Installation

1. Clone the repository:

   git clone https://github.com/eduhdev12/echat

2. Install dependencies:

   cd echat
   npm install

3. Set up the database connection in .env file:

   DATABASE_URL="your_database_url"
   CLIENT_ENDPOINT="frontend_path"
   JWT_SECRET="randomGenerated"
   DH_PUBLIC_KEY=
   DH_IV_KEY=

4. Run migrations to set up the database schema:

   npx prisma migrate dev

5. Start the server:

   npm run build && npm run start

Usage

Once the server is running, configure the front-end with auth panel here

License

This project is licensed under the MIT License.

Acknowledgements

• NestJS - A progressive Node.js framework for building efficient, reliable, and scalable server-side applications.
• Prisma - A modern database toolkit for TypeScript and Node.js.