SMRTR TechJun 18, 2025Hacker News

Websites Are Tracking You via Browser Fingerprinting

SMRTR summary

Websites are covertly using browser fingerprinting to track users across sessions and sites, even when cookies are cleared. Researchers from Texas A&M and Johns Hopkins developed FPTrace, a framework that analyzes ad system responses to fingerprint changes, proving fingerprinting's use in real-time tracking. This practice persists even when users opt out under privacy laws, highlighting the need for stronger browser defenses and regulatory attention.

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