Erweiterter Schutz vor Fingerprinting

# Installieren Sie Tor Browser auf Linux
wget https://www.torproject.org/dist/torbrowser/latest/tor-browser-linux64.tar.xz
tar -xf tor-browser-linux64.tar.xz
cd tor-browser
./start-tor-browser.desktop

// about:config Privatsphäre-Einstellungen
privacy.resistFingerprinting = true
privacy.trackingprotection.enabled = true
privacy.firstparty.isolate = true
webgl.disabled = true
media.peerconnection.enabled = false

// CanvasBlocker-Konfiguration Beispiel
{
  "blockMode": "fakeReadout",
  "minColors": 0.001,
  "rng": "persistent",
  "askOnlyOnce": "individual"
}

// Canvas-Fingerabdruckschutz
const originalToDataURL = HTMLCanvasElement.prototype.toDataURL;
HTMLCanvasElement.prototype.toDataURL = function(type) {
  if (type === 'image/png' && this.width === 16 && this.height === 16) {
    // Wahrscheinlich Fingerabdruckversuch
    const noise = Math.random() * 0.001;
    const ctx = this.getContext('2d');
    const imageData = ctx.getImageData(0, 0, this.width, this.height);

    // Füge unmerkliches Rauschen hinzu
    for (let i = 0; i < imageData.data.length; i++) {
      imageData.data[i] += Math.floor(noise * 255);
    }
    ctx.putImageData(imageData, 0, 0);
  }
  return originalToDataURL.apply(this, arguments);
};

// WebGL-Fingerabdruckschutz
const getParameter = WebGLRenderingContext.prototype.getParameter;
WebGLRenderingContext.prototype.getParameter = function(parameter) {
  // Randomisiere WebGL-Parameter
  if (parameter === this.UNMASKED_VENDOR_WEBGL) {
    return 'Google Inc.';
  }
  if (parameter === this.UNMASKED_RENDERER_WEBGL) {
    return 'ANGLE (Generic GPU)';
  }
  return getParameter.apply(this, arguments);
};

// Font-Enumeration-Schutz
Object.defineProperty(Document.prototype, 'fonts', {
  get: function() {
    return {
      check: () => false,
      load: () => Promise.resolve([]),
      ready: Promise.resolve()
    };
  }
});

// Audio-Context-Fingerabdruckschutz
const AudioContext = window.AudioContext || window.webkitAudioContext;
const originalCreateAnalyser = AudioContext.prototype.createAnalyser;
AudioContext.prototype.createAnalyser = function() {
  const analyser = originalCreateAnalyser.apply(this, arguments);
  const originalGetFloatFrequencyData = analyser.getFloatFrequencyData;
  analyser.getFloatFrequencyData = function(array) {
    originalGetFloatFrequencyData.apply(this, arguments);
    // Füge Rauschen zum Audio-Fingerabdruck hinzu
    for (let i = 0; i < array.length; i++) {
      array[i] += Math.random() * 0.0001;
    }
  };
  return analyser;
};

# OpenVPN-Konfiguration für Privatsphäre
# /etc/openvpn/client.conf
client
dev tun
proto udp
remote vpn-server.example.com 1194
resolv-retry infinite
nobind
persist-key
persist-tun
cipher AES-256-GCM
auth SHA256
comp-lzo
verb 3

# Verhindern Sie DNS-Lecks
script-security 2
up /etc/openvpn/update-resolv-conf
down /etc/openvpn/update-resolv-conf

# Linux: Verwenden Sie systemd-resolved oder dnsmasq
sudo systemctl stop systemd-resolved
sudo systemctl disable systemd-resolved

# Konfigurieren Sie dnscrypt-proxy für verschlüsselte DNS
sudo nano /etc/dnscrypt-proxy/dnscrypt-proxy.toml

from curl_cffi import requests

# Impersoniere verschiedene Browser
response = requests.get(
    'https://example.com',
    impersonate='chrome110'  # Chrome 110 TLS-Fingerabdruck nachahmen
)

# Rotieren Sie zwischen Fingerabdrücken
browsers = ['chrome110', 'safari15_5', 'firefox102']
for browser in browsers:
    response = requests.get(
        'https://api.example.com',
        impersonate=browser
    )

package main

import (
    "fmt"
    "github.com/bogdanfinn/tls-client"
)

func main() {
    options := []tls_client.HttpClientOption{
        tls_client.WithClientProfile(tls_client.Chrome_110),
        tls_client.WithRandomTLSExtensionOrder(),
    }

    client, _ := tls_client.NewHttpClient(nil, options...)
    resp, _ := client.Get("https://example.com")
    fmt.Println(resp.StatusCode)
}

# Konfigurieren Sie die Anwendung zur Verwendung des Tor SOCKS-Proxys
export http_proxy=socks5://127.0.0.1:9050
export https_proxy=socks5://127.0.0.1:9050

# Testen Sie die Tor-Verbindung
curl --socks5 127.0.0.1:9050 https://check.torproject.org

import time
import random

def anti_timing_fingerprint(requests_func):
    """Decorator zur Randomisierung der Anfragezeit"""
    def wrapper(*args, **kwargs):
        # Füge zufällige Verzögerung hinzu
        delay = random.uniform(0.5, 3.0)
        time.sleep(delay)

        result = requests_func(*args, **kwargs)

        # Zufällige Verzögerung nach der Anfrage
        delay = random.uniform(0.3, 2.0)
        time.sleep(delay)

        return result
    return wrapper

@anti_timing_fingerprint
def make_request(url):
    return requests.get(url)

# Verwenden Sie spezifische HTTP/2-Einstellungen, um Fingerabdrücke zu vermeiden
import httpx

# Konfigurieren Sie benutzerdefinierte HTTP/2-Einstellungen
http2_settings = {
    'HEADER_TABLE_SIZE': 65536,
    'ENABLE_PUSH': 0,
    'MAX_CONCURRENT_STREAMS': 1000,
    'INITIAL_WINDOW_SIZE': 6291456,
    'MAX_HEADER_LIST_SIZE': 262144
}

client = httpx.Client(http2=True)

#!/bin/bash
# Vollständiges Anti-Fingerprinting-Einrichtungsskript

# 1. Tor installieren
sudo apt update
sudo apt install tor -y
sudo systemctl enable tor
sudo systemctl start tor

# 2. Iptables für Tor konfigurieren
sudo iptables -t nat -A OUTPUT -p tcp --dport 80 -j REDIRECT --to-ports 9050
sudo iptables -t nat -A OUTPUT -p tcp --dport 443 -j REDIRECT --to-ports 9050

# 3. DNScrypt installieren und konfigurieren
sudo apt install dnscrypt-proxy -y
sudo systemctl enable dnscrypt-proxy
sudo systemctl start dnscrypt-proxy

# 4. IPv6 deaktivieren (verhindert Leaks)
sudo sysctl -w net.ipv6.conf.all.disable_ipv6=1
sudo sysctl -w net.ipv6.conf.default.disable_ipv6=1

# 5. MAC-Adressen-Randomisierung
sudo apt install macchanger -y
sudo macchanger -r eth0

# 6. Privatsphäre-fokussierte Browser installieren
# Tor Browser
wget https://www.torproject.org/dist/torbrowser/latest/tor-browser-linux64.tar.xz
tar -xf tor-browser-linux64.tar.xz

# Brave Browser
sudo curl -fsSLo /usr/share/keyrings/brave-browser-archive-keyring.gpg \
  https://brave-browser-apt-release.s3.brave.com/brave-browser-archive-keyring.gpg
echo "deb [signed-by=/usr/share/keyrings/brave-browser-archive-keyring.gpg] \
  https://brave-browser-apt-release.s3.brave.com/ stable main" | \
  sudo tee /etc/apt/sources.list.d/brave-browser-release.list
sudo apt update
sudo apt install brave-browser -y

#!/usr/bin/env python3
"""
Anti-Fingerprinting-Testsuite
Testet die Widerstandsfähigkeit Ihres Browsers gegen verschiedene Fingerprinting-Techniken
"""

import asyncio
from playwright.async_api import async_playwright
import json

async def test_fingerprint_resistance():
    results = {}

    async with async_playwright() as p:
        # Test mit privatsphäre-härtendem Firefox
        browser = await p.firefox.launch(
            args=[
                '--private',
                '--disable-webgl',
                '--disable-canvas-aa',
            ]
        )

        context = await browser.new_context(
            viewport={'width': 1280, 'height': 720},
            user_agent='Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0)',
            locale='en-US',
            timezone_id='America/New_York'
        )

        page = await context.new_page()

        # Test 1: Canvas-Fingerprinting
        await page.goto('https://browserleaks.com/canvas')
        results['canvas'] = await page.evaluate('''() => {
            const canvas = document.createElement('canvas');
            const ctx = canvas.getContext('2d');
            ctx.fillText('Test', 0, 0);
            return canvas.toDataURL();
        }''')

        # Test 2: WebGL-Fingerprinting
        await page.goto('https://browserleaks.com/webgl')
        results['webgl'] = await page.evaluate('''() => {
            const canvas = document.createElement('canvas');
            const gl = canvas.getContext('webgl');
            if (!gl) return 'blocked';
            const debugInfo = gl.getExtension('WEBGL_debug_renderer_info');
            return {
                vendor: gl.getParameter(debugInfo.UNMASKED_VENDOR_WEBGL),
                renderer: gl.getParameter(debugInfo.UNMASKED_RENDERER_WEBGL)
            };
        }''')

        # Test 3: Schriftarten-Fingerprinting
        results['fonts'] = await page.evaluate('''() => {
            const testFonts = ['Arial', 'Courier', 'Times'];
            return testFonts.map(font => {
                return document.fonts.check('12px ' + font);
            });
        }''')

        # Test 4: Audio-Fingerprinting
        results['audio'] = await page.evaluate('''() => {
            const audioContext = new AudioContext();
            const oscillator = audioContext.createOscillator();
            const analyser = audioContext.createAnalyser();
            oscillator.connect(analyser);
            const data = new Float32Array(analyser.frequencyBinCount);
            analyser.getFloatFrequencyData(data);
            return Array.from(data).slice(0, 10);
        }''')

        await browser.close()

    # Ergebnisse analysieren
    print("Fingerprinting-Widerstands-Testergebnisse:")
    print("=" * 50)
    print(json.dumps(results, indent=2))

    # Einzigartigkeitsbewertung berechnen
    uniqueness = calculate_uniqueness(results)
    print(f"\nEinzigartigkeitsbewertung: {uniqueness}/100")
    print(f"Je niedriger, desto besser. Bewertung < 20 = Guter Schutz")

def calculate_uniqueness(results):
    score = 0
    if results.get('canvas'): score += 25
    if results.get('webgl') != 'blocked': score += 30
    if len(results.get('fonts', [])) > 5: score += 25
    if results.get('audio'): score += 20
    return score

if __name__ == '__main__':
    asyncio.run(test_fingerprint_resistance())

// Anti-Fingerprinting-Maßnahmen erkennen (ethische Nutzung)
function detectPrivacyTools() {
  const indicators = {
    canvasProtection: false,
    webglBlocked: false,
    fontsRestricted: false
  };

  // Versuchen Sie nicht, diese zu umgehen - respektieren Sie die Nutzerentscheidung
  // Nur für Analysen/Kompatibilitätswarnungen verwenden

  return indicators;
}

// Bieten Sie anpassungsfähige Lösungen an
function privacyFriendlyFeatureDetection() {
  // Statt Fingerprinting verwenden Sie progressive Verbesserung
  if (!supportsWebGL()) {
    loadCanvasFallback();
  }
}

# Automatisiertes Testskript
#!/bin/bash
echo "Teste Fingerprint-Schutz..."

# Test 1: IP-Leak-Test
curl -s https://icanhazip.com
echo "IP sollte VPN/Tor-IP sein"

# Test 2: DNS-Leak-Test
nslookup whoami.akamai.net
echo "DNS sollte VPN/verschlüsseltes DNS sein"

# Test 3: WebRTC-Leak-Test
firefox --private-window https://browserleaks.com/webrtc &
echo "WebRTC sollte blockiert sein oder nur VPN-IP anzeigen"

# Test 4: Canvas-Fingerprint
firefox --private-window https://browserleaks.com/canvas &
echo "Canvas sollte Randomisierung oder Blockierung anzeigen"

class FingerprintRotator:
    """Drehen Sie Browser-Fingerprints für jede Sitzung"""

    def __init__(self):
        self.profiles = self.load_profiles()

    def load_profiles(self):
        return [
            {
                'user_agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64)...',
                'screen_resolution': '1920x1080',
                'timezone': 'America/New_York',
                'languages': ['en-US', 'en'],
                'platform': 'Win32'
            },
            # Weitere Profile...
        ]

    def get_random_profile(self):
        import random
        return random.choice(self.profiles)

    def apply_profile(self, browser_context, profile):
        browser_context.set_user_agent(profile['user_agent'])
        browser_context.set_viewport_size(
            *map(int, profile['screen_resolution'].split('x'))
        )
        browser_context.set_timezone_id(profile['timezone'])
        browser_context.set_locale(profile['languages'][0])

# Docker-Container mit vorkonfiguriertem Anti-Fingerprinting
docker run -it \
  --name privacy-browser \
  --shm-size=2gb \
  -e DISPLAY=$DISPLAY \
  -v /tmp/.X11-unix:/tmp/.X11-unix \
  jess/firefox \
  --private-window