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Anti-Fingerprinting Shield

Advanced spoofing of fingerprint vectors: canvas, WebGL, audio, language, timezone, cores, screen, sensors, and more.

目前為 2025-04-30 提交的版本，檢視 最新版本。

// ==UserScript==
// @name         Anti-Fingerprinting Shield
// @namespace    https://365devnet.eu/userscripts
// @version      4.0
// @description  Advanced spoofing of fingerprint vectors: canvas, WebGL, audio, language, timezone, cores, screen, sensors, and more.
// @match        *://*/*
// @grant        none
// @license      MIT
// @run-at       document-start
// ==/UserScript==

(function () {
  'use strict';
  console.log('[AFS+] Advanced Anti-Fingerprinting Shield is active');

  // ===== RANDOMIZATION POOLS =====
  const platforms = ['Win32', 'Linux x86_64', 'MacIntel', 'FreeBSD'];
  const languages = ['en-US', 'nl-NL', 'fr-FR', 'de-DE', 'sv-SE'];
  const timezones = ['UTC', 'Europe/Amsterdam', 'America/New_York', 'Asia/Tokyo'];
  const userAgents = [
    'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36',
    'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0 Safari/605.1.15',
    'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36'
  ];
  const cores = [2, 4, 6, 8];
  const screenWidths = [1920, 1680, 1366];
  const screenHeights = [1080, 1050, 768];

  // ===== RANDOMIZED SESSION VALUES =====
  const spoofed = {
    platform: pick(platforms),
    language: pick(languages),
    languages: [pick(languages), 'en'],
    timezone: pick(timezones),
    userAgent: pick(userAgents),
    cores: pick(cores),
    screenWidth: pick(screenWidths),
    screenHeight: pick(screenHeights)
  };

  function pick(arr) {
    return arr[Math.floor(Math.random() * arr.length)];
  }

  // ===== LANGUAGE & PLATFORM =====
  spoofProperty(navigator, 'language', () => spoofed.language);
  spoofProperty(navigator, 'languages', () => spoofed.languages);
  spoofProperty(navigator, 'platform', () => spoofed.platform);

  // ===== USER AGENT =====
  spoofProperty(navigator, 'userAgent', () => spoofed.userAgent);

  // ===== CPU CORES =====
  spoofProperty(navigator, 'hardwareConcurrency', () => spoofed.cores);

  // ===== TOUCH =====
  spoofProperty(navigator, 'maxTouchPoints', () => 1);
  window.TouchEvent = undefined;
  window.ontouchstart = undefined;

  // ===== TIMEZONE =====
  try {
    const original = Intl.DateTimeFormat.prototype.resolvedOptions;
    Intl.DateTimeFormat.prototype.resolvedOptions = function () {
      const options = original.call(this);
      options.timeZone = spoofed.timezone;
      return options;
    };
  } catch (e) {}

  // ===== SCREEN SIZE & WINDOW =====
  spoofProperty(window.screen, 'width', () => spoofed.screenWidth);
  spoofProperty(window.screen, 'height', () => spoofed.screenHeight);
  spoofProperty(window, 'innerWidth', () => spoofed.screenWidth);
  spoofProperty(window, 'innerHeight', () => spoofed.screenHeight - 40);

  // ===== PLUGINS & MEDIA DEVICES =====
  spoofProperty(navigator, 'plugins', () => []);
  spoofProperty(navigator, 'mediaDevices', () => ({
    enumerateDevices: () => Promise.resolve([])
  }));

  // ===== BATTERY API BLOCK =====
  delete navigator.getBattery;

  // ===== AUDIO FINGERPRINT SPOOFING =====
  const AudioContext = window.AudioContext || window.webkitAudioContext;
  if (AudioContext) {
    const original = AnalyserNode.prototype.getFloatFrequencyData;
    AnalyserNode.prototype.getFloatFrequencyData = function (array) {
      original.call(this, array);
      for (let i = 0; i < array.length; i++) {
        array[i] += Math.random() * 0.1;
      }
    };
  }

  // ===== CANVAS SPOOFING =====
  const originalGetImageData = CanvasRenderingContext2D.prototype.getImageData;
  CanvasRenderingContext2D.prototype.getImageData = function (x, y, w, h) {
    const imageData = originalGetImageData.call(this, x, y, w, h);
    for (let i = 0; i < imageData.data.length; i += 4) {
      imageData.data[i] ^= 1;
      imageData.data[i + 1] ^= 1;
      imageData.data[i + 2] ^= 1;
    }
    return imageData;
  };

  // ===== WEBGL SPOOFING =====
  const originalGLGetParameter = WebGLRenderingContext.prototype.getParameter;
  WebGLRenderingContext.prototype.getParameter = function (param) {
    const spoofMap = {
      37445: 'FakeVendor Inc.',            // UNMASKED_VENDOR_WEBGL
      37446: 'Virtual GPU Renderer',       // UNMASKED_RENDERER_WEBGL
      3379: 4096,                           // MAX_TEXTURE_SIZE
      35661: 8                              // MAX_COMBINED_TEXTURE_IMAGE_UNITS
    };
    return spoofMap[param] || originalGLGetParameter.call(this, param);
  };

  // ===== SENSOR API BLOCK =====
  window.DeviceMotionEvent = undefined;
  window.DeviceOrientationEvent = undefined;

  // ===== BEFOREUNLOAD BLOCK =====
  window.addEventListener('beforeunload', e => {
    e.stopImmediatePropagation();
    e.preventDefault();
    return undefined;
  }, true);

  // ===== UTILITY =====
  function spoofProperty(obj, prop, getter) {
    try {
      Object.defineProperty(obj, prop, {
        get: getter,
        configurable: true
      });
    } catch (e) {}
  }
})();