Digital-Wallet-System

A Full Stack Web-based Digital Wallet System for efficient Transactions, Fraud Detection, etc. with API-Handled Requests. This application is built with Node.js, Express, MongoDB, and React.js. The application allows users to register, log in, deposit, withdraw, and transfer funds within their wallet.

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Features

• User Registration and Authentication (with hashed passwords using bcrypt)
• Secure login with JWT-based authentication
• Wallet functionalities:
  • Deposit funds
  • Withdraw funds (with balance validation)
  • Transfer funds to other users
• Transaction tracking for each user
• Backend API handles all wallet operations and data persistence
• React frontend provides a user-friendly interface for wallet management

Additional Security Features to be implemented in future:-

a. Log flagged transactions to a separate collection for admin review

b. Send alerts (e.g., email or in-app)

c. Block transactions if fraud is detected instead of just flagging

d .Implement rate limiting or OTP checks for security

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Installation:

Node_modules have not been uploaded on Github due to its large size. It can be created by package.json and package-lock.json file

How to run the app:

1. Clone the Github Repository

git clone git-repo-link.git

2. Execute the command to install dependencies:

npm install

3. Run the app:

npm run