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Browser Fingerprinting & Third-Party Cookies Blocker

Blocks browser fingerprinting and third-party cookies

  1. // ==UserScript==
  2. // @name         Browser Fingerprinting & Third-Party Cookies Blocker
  3. // @namespace    http://fpxtpc.41
  4. // @version      1.0
  5. // @description  Blocks browser fingerprinting and third-party cookies
  6. // @author       FortyOne
  7. // @license MIT
  8. // @match        *://*/*
  9. // @grant        none
  10. // @run-at       document-start
  11. // ==/UserScript==
  12.  
  13. (function() {
  14.     'use strict';
  15.  
  16.     // Block third-party cookies
  17.     document.cookie = 'sameSite=strict';
  18.  
  19.     // Block browser fingerprinting
  20.     // Clearing canvas fingerprint
  21.     HTMLCanvasElement.prototype.toDataURL = function() {
  22.         return 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mP89PwGHwAFYAJm6ocdgAAAABJRU5ErkJggg==';
  23.     };
  24. })();