KeyAuth-Express

A secure login and registration system built with Express.js, JWT, and SQLite, powered by a redeemable key system.

Features

• User Registration with Key Validation
• Admin-generated Registration Keys (daily, weekly, monthly, lifetime)
• Login using JWT Tokens (4h expiry)
• Protected Routes with Middleware
• Single-file SQLite database (database.db)
• Simple Web UI for Login, Registration, and Admin Key Creation

Tech Stack

• Backend: Node.js, Express.js, SQLite, JWT, bcrypt
• Frontend: Vanilla HTML, CSS, and JS
• Security: Helmet, Rate Limiting, Input Validation

Installation

git clone https://github.com/yourusername/keyauth-express.git
cd keyauth-express
npm install

Environment Variables

Create a .env file in the root:

ADMIN_API_KEY=your_admin_key_here
JWT_SECRET=your_super_secret_jwt_key

Usage

node app.js

Navigate to:

• /register – User registration page (requires valid key)
• /login – User login page (returns a JWT)
• /adminpanel – Admin page to generate keys (requires admin API key)

API Routes

Endpoint	Method	Description
/api/register	POST	Register a user using a redeemable key
/api/login	POST	Login and receive a JWT token
/api/createkey	POST	Admin route to generate a new key

License

MIT License. Free to use, modify, and distribute.

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