fingerprint

Browser Fingerprint

Analyze browser identification and tracking technologies for security and privacy testing

Browser Fingerprint Analysis

Learn how websites identify and track browsers through technical analysis.

All analysis happens locally in your browser

Understanding Browser Fingerprinting

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Privacy Implications

Browser fingerprinting raises important privacy concerns and tracking capabilities.

• Cross-site tracking without cookies
• Device identification across sessions
• Bypassing privacy protection tools
• Persistent user profiling

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Protection Methods

Learn about methods to protect against browser fingerprinting and maintain privacy.

• Privacy-focused browser extensions
• Browser configuration changes
• VPN and proxy services
• Regular browser updates

Fingerprinting Techniques

Canvas Fingerprinting

Canvas Fingerprinting Process:
1. Draw hidden image on HTML5 canvas
2. Extract pixel data from rendered image
3. Hash the pixel data to create identifier
4. Compare with known fingerprints

Factors Affecting Canvas:
- Graphics card and drivers
- Browser rendering engine
- Operating system rendering
- Font rendering differences
- Anti-aliasing settings

WebRTC Fingerprinting

WebRTC Information Gathering:
- Local IP address discovery
- Network interface details
- Media device enumeration
- Connection speed testing
- STUN/TURN server responses

Privacy Risk:
- Local network exposure
- Device identification
- Location tracking