Social Media Fingerprint
Browser-based tool that detects which social media platforms you are currently logged into by exploiting cross-origin image loading timing…
Platforms: Web · Last verified September 7, 2026
Browser-based tool that detects which social media platforms you are currently logged into by exploiting cross-origin image loading timing differences.
Only use this tool against systems you own or are explicitly authorized to test — see the disclaimer.
Getting started
Best for: Checking social media session exposure, verifying browser compartmentalization effectiveness. See the official site linked above for details.