# Changelog

All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [1.0.0] - 2024-01-15

### Added
- Initial release of APIProtector
- Rate limiting with sliding window algorithm
- Thread-safe rate limiter implementation
- API key authentication support
- JWT token authentication support
- Security scanning for SQL injection attacks
- Security scanning for XSS attacks
- Security scanning for path traversal attacks
- Request validation with JSON schema support
- Required fields validation
- Field length validation
- IP address blocking and whitelisting
- User agent blocking
- Comprehensive request logging
- Framework-agnostic design
- Support for Flask, Django, FastAPI, Pyramid, Tornado
- Zero external dependencies
- Protection statistics and monitoring
- Dynamic IP management (add/remove blocked IPs)
- Configuration-based setup
- Decorator-based protection
- Quick protection helper function
- Error handling with custom exceptions
- Thread-safe operations
- Memory-efficient rate limiting
- Automatic cleanup of old rate limit data

### Features
- **Rate Limiting**: Configurable requests per time window
- **Authentication**: API key and JWT token support
- **Security**: SQL injection, XSS, and path traversal detection
- **Validation**: Schema validation and field requirements
- **Blocking**: IP and user agent blocking with whitelist support
- **Logging**: Detailed request logging with timestamps
- **Monitoring**: Real-time statistics and metrics
- **Flexibility**: Works with any Python web framework
- **Performance**: Thread-safe and memory-efficient

### Security
- Protects against common web vulnerabilities
- Prevents brute force attacks with rate limiting
- Blocks malicious IPs and user agents
- Validates all input data for security threats
- Provides comprehensive audit logging

### Compatibility
- Python 3.6+
- Flask 1.0+
- Django 2.0+
- FastAPI 0.60+
- Pyramid 1.10+
- Tornado 5.0+
- Any WSGI/ASGI compatible framework

## [Unreleased]

### Planned Features
- Redis backend for distributed rate limiting
- Database backend for persistent storage
- Advanced analytics and reporting
- Integration with external security services
- Custom security rule engine
- Webhook notifications for security events
- Dashboard for monitoring and management
- API for programmatic management
- Machine learning based anomaly detection
- Advanced JWT validation with key rotation
- OAuth2 support
- Multi-tenancy support
- Geographical IP blocking
- Advanced bot detection
- Rate limiting per user/API key
- Burst protection
- Circuit breaker pattern
- Health check endpoints
- Metrics export (Prometheus, StatsD)
- Custom middleware for popular frameworks
- CLI tool for management
- Docker image for easy deployment
- Kubernetes operator
- Terraform provider
- Ansible playbook
- Helm chart

### Future Enhancements
- Performance optimizations
- Additional security scanning patterns
- More authentication methods
- Enhanced logging formats
- Better error messages
- Improved documentation
- More framework integrations
- Advanced configuration options
- Plugin architecture
- Community extensions

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## Contributing

We welcome contributions! Please see our [Contributing Guide](CONTRIBUTING.md) for details.

## Support

If you encounter any issues or have questions, please:
1. Check the [documentation](https://apiprotector.readthedocs.io/)
2. Search [existing issues](https://github.com/phanikumar715/apiprotector/issues)
3. Create a new issue if needed
4. Contact us at phanikumark715@gmail.com

## License

This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.