A modern, real-time password security analyzer that checks password strength and detects data breaches while maintaining complete privacy. Built with pure JavaScript, this tool provides instant feedback on password security without sending sensitive data over the network.
Click on the link to use SecureGuard Password Checker 👉SecureGuard Password Checker
- 🔒 Real-time password strength analysis using zxcvbn
- 🚨 Data breach detection via Have I Been Pwned API
- 🔐 100% client-side processing (passwords never leave your device)
- 🎨 Modern dark mode UI with sleek animations
- 📱 Fully responsive design
- ♿ Accessibility-first approach
- ⚡ Zero dependencies (except for zxcvbn)
- Advanced Password Analysis: Powered by Dropbox's zxcvbn for realistic strength assessment
- Secure Breach Detection: Uses k-Anonymity model with HIBP's API
- Modern UI/UX: Sleek dark theme with intuitive feedback
- Real-time Feedback: Instant strength assessment and breach checking
- Privacy-First: All computations happen locally
- No build process required! The project uses vanilla JavaScript and CSS, making it easy to modify and extend.
Contributions are welcome! Feel free to:
- Fork the repository
- Create a feature branch
- Submit a pull request
MIT License - see LICENSE file for details
- Password strength analysis: zxcvbn
- Breach data: Have I Been Pwned
- Icons: Font Awesome
Made with ❤️ by Avil