I did a demo a few years ago based on their paper: <a href="https://antoinevastel.com/browser%20fingerprinting/2019/03/21/picasso-canvas-fingerprinting.html" rel="nofollow">https://antoinevastel.com/browser%20fingerprinting/2019/03/2...</a><p>This is used by companies like Cloudflare, Discord. Facebook also has their own picasso like canvas fingerprinting (at least the last time I checked)