# Content Security Module
## Content & Application Security
This module provides comprehensive content security features to protect against various web-based attacks and privacy violations.
### Features
- **JavaScript Sanitization** (`js_sanitization.rs`) - Strip or modify JS that could compromise anonymity
- **Image Metadata Removal** (`image_metadata.rs`) - Auto-strip EXIF and other identifying data
- **Referrer Policy Enforcement** (`referrer_policy.rs`) - Prevent referrer leaks between sites
- **Font Fingerprinting Protection** (`font_protection.rs`) - Limit font access to prevent browser fingerprinting
### Module Structure
```
src/content-security/
├── mod.rs # Main module with ContentSecurityManager
├── js_sanitization.rs # JavaScript sanitization and filtering
├── image_metadata.rs # Image metadata removal (EXIF, etc.)
├── referrer_policy.rs # Referrer policy enforcement
├── font_protection.rs # Font fingerprinting protection
└── README.md # This file
```