Secure Password Manager

A secure, offline password manager desktop application built with Python and Tkinter.

Features

• Master password authentication with bcrypt hashing
• AES-256 encryption for all stored password entries
• Completely offline operation (no cloud storage or external servers)
• Password generator with customizable options
• Search and filter functionality
• Copy passwords to clipboard with auto-clear timer
• Password strength indicator
• Auto-lock after inactivity

Installation

1. Ensure you have Python 3.8+ installed
2. Clone this repository
3. Install the required dependencies:

   pip install -r requirements.txt
   

4. Run the application:

   python password_manager/main.py
   

Security Features

• AES-256 encryption for password data storage
• Bcrypt for master password hashing
• Secure key derivation using PBKDF2
• Salt generation for each encrypted entry
• Memory-safe password handling
• Protection against common attacks

Usage

1. Create an account with a strong master password
2. Add your password entries
3. Use the search functionality to find entries
4. Generate strong passwords using the built-in generator
5. Backup your database regularly

Security Best Practices

• Use a strong, unique master password
• Enable auto-lock feature
• Regularly backup your encrypted database
• Keep your system and the application updated