An Analysis of the Fingerprinting-Scripts and their Actors on the Internet
summary
JavaScript fingerprinting is widespread across the Alexa Top 10k and is measured with a FPmon Chrome extension and headless FPNet scanner that log 115 properties -> ~40 fingerprinting features. About 60% low, 30% medium, 9% high-activity scripts appear; high scorers include adscore.com accessing 38/40 features and MaxMind’s device.js with a score of 36 on five sites. Evasion shows randomized filenames and domains and stable behavioral signatures; proposed defenses include behavioral-blocking extensions, property randomization, or homogeneous fingerprints.
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chapters (10)
- 0:00Start
- 3:39What Is Browser Fingerprinting
- 4:56Live Demo
- 8:03What Benefits for Security Do We Have from Browser Fingerprinting
- 9:32Impact on Privacy
- 9:58Browser Fingerprinting
- 13:26Passive Fingerprinting
- 20:31Low Activity Scripts
- 34:41Behavioral Changes
- 37:30Homogeneous Properties
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