Collected research

Scheme flooding vulnerability: how it works and why it is a threat to anonymous browsing

Scheme flooding probes custom URL handlers to learn which desktop applications are installed, turning the results into a stable cross-browser fingerprint that survives private browsing, VPN use, and switching browsers. The article details browser-specific side channels in Chrome, Firefox, Safari, and Tor using pop-ups, frames, extension behavior, and same-origin differences.

Record

Published by

Fingerprint

In the archive

• Collected in the 2021 research round

Related sources

• Source code

Tags

• browser-fingerprinting
• uri-scheme
• info-leak
• side-channel
• privacy

This page is the archive's own catalogue record. The research is the work of Fingerprint, first published at the original source. Preserved copies are kept so the citation survives its host.