jonasstrehle/supercookie
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⚠️ Browser fingerprinting via favicon!
8 mentions on Hacker News by 6 people: 3 stories, 5 comments · first 2021-02-07 · latest 2026-04-23
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https://fingerprint.com/blog/disabling-javascript-wont-stop-... https://github.com/jonasstrehle/supercookie
comment by ranger_danger · 2026-04-23 · in We found a stable Firefox identifier linking all your private Tor identities -
…browsers profile-wide across sessions without any JS, CSS or even HTML, using the favicon: https://github.com/jonasstrehle/supercookie
comment by ranger_danger · 2026-04-23 · in We found a stable Firefox identifier linking all your private Tor identities -
…m/blog/disabling-javascript-wont-stop-... There is also a method of fingerprinting using the favicon: https://github.com/jonasstrehle/supercookie
comment by ranger_danger · 2026-04-22 · in We found a stable Firefox identifier linking all your private Tor identities -
seeing projects like https://github.com/jonasstrehle/supercookie kind of fill me with a dread about just how many holes would need to be plugged in the web for "privacy" to be assured, and how that would degrade my experience as an end user
comment by WorldPeas · 2025-11-22 · in The privacy nightmare of browser fingerprinting -
…this attack vector has been patched by browsers years ago, fairly soon after this was released. https://github.com/jonasstrehle/supercookie/issues/30
comment by stingraycharles · 2025-11-17 · in Supercookie: Browser Fingerprinting via Favicon (2021)