User Authentication System

Overview

This is a Python-based User Authentication System built using Tkinter, providing secure user registration, login, and password management functionality.

Features

• User Registration with Strong Password Requirements
• Secure Login Mechanism
• Password Hashing (using bcrypt)
• Forgot Password Functionality
• Simple Dashboard after Authentication

Security Features

• Passwords are hashed before storage
• Password complexity requirements:
  • Minimum 8 characters
  • Must contain:
    • At least one uppercase letter
    • At least one lowercase letter
    • At least one digit
    • At least one special character
• Username validation (alphanumeric, minimum 5 characters)
• Random password generation for password reset

Prerequisites

• Python 3.x
• bcrypt
• tkinter (usually comes pre-installed with Python)

Installation

1. Clone the repository:

   git clone [https://github.com/your-username/user-authentication-system.git](https://github.com/YourNuthishere/User-Authentication-Python-Project.git)
   

2. Install required dependencies:

   pip install -r requirements.txt
   

Running the Application

python behind.py

Project Structure

• behind.py: Main application file containing all classes and logic
• users.json: Stores user credentials (hashed passwords)
• users_data.txt: Stores unencrypted user data for recovery purposes
• requirements.txt: Lists project dependencies

Classes

• UserManagement: Handles user data storage and password hashing
• Dashboard: Displays after successful login
• Registration: Manages user registration process
• Login: Handles user authentication and password reset
• UserAuthApp: Main application container

Security Notes

⚠️ IMPORTANT:

• The users_data.txt file stores unencrypted credentials and should be kept secure
• Always use this application in a controlled, secure environment