A Node.js service that automates Chromium to bypass Cloudflare IUAM and Turnstile challenges, returning valid cf_clearance cookies or tokens with proxy support.

🚀 Features

Cloudflare IUAM Bypass: Automatically solves "I'm Under Attack Mode" challenges super fast within 3.337 seconds 💖
Turnstile Challenge Solver: Handles Cloudflare Turnstile captchas
Proxy Support: Full HTTP proxy integration with authentication
Smart Timeout: 20-second timeout with graceful null responses
Browser Management: Concurrent browser limit control
Caching System: 5-minute TTL cache for IUAM responses
Production Ready: Built with Express.js and error handling

📦 Installation

VPS Installation (Ubuntu/Debian)

# Update system
sudo apt update && sudo apt upgrade -y

# Install Node.js
curl -fsSL https://deb.nodesource.com/setup_22.x | sudo -E bash -
sudo apt-get install -y nodejs

# Install Chrome
sudo apt install -y google-chrome-stable

# Install Xvfb for headless display
sudo apt install -y xvfb

# Clone and setup
git clone https://github.com/tanjiro517/cf-bypass-fast
cd cf-bypass
npm install

# Start Xvfb (virtual display)
Xvfb :99 -screen 0 1024x768x24 > /dev/null 2>&1 &
export DISPLAY=:99

# Run with PM2 (recommended)
npm install -g pm2
pm2 start index.js --name "cf-bypass"
pm2 startup
pm2 save

# Or run directly
npm start

Local Development

npm install
npm run dev  # Development mode
npm start    # Production mode

🔧 Environment Variables

Variable	Default	Description
`PORT`	`8080`	Server port
`authToken`	`null`	API authentication token
`browserLimit`	`20`	Max concurrent browsers
`timeOut`	`60000`	Global timeout (ms)

📡 API Endpoints

POST /cloudflare

Bypass Cloudflare protection and get cookies/tokens.

Request Body

{
  "mode": "iuam",
  "domain": "https://olamovies.watch/generate",
}

Parameters

mode (required): "iuam" or "turnstile"
domain (required): Target website URL
proxy (optional): Proxy configuration object

Response (Success)

{
  "cf_clearance": "eNm9UOgqoNDTP.fmAK9JfvirEmLVpmd.ZWIfdqQxuTc-1758610092-1.2-2NwZwW6nK23HrAH71MtvOek9vCiiS7pUBGIPtra_gSBxYxY2csa6hW0j7i...",
  "user_agent": "Mozilla/5.0...",
  "elapsed_time": 3.05
}

{
  "cf_clearance": null,
  "user_agent": "Mozilla/5.0...",
  "elapsed_time": 0.0
}

Response (Turnstile)

{
  "token": "0.xsFjuaQe-ahOJOCPBca6_gO_PYmF6LRrkxMX7s9XY6hdkCydEQocV3IlhGNgxa-X9KGS1lPoWScPSAPsUieuG-gyAazbguBUogGpqX9Ft..."
}

🌐 Proxy Configuration

The service supports HTTP proxies with authentication:

Proxy Format: username:password@hostname:port

📝 Usage Examples

run test

python api_test.py

⚡ Key Features

Caching System

5-minute TTL for IUAM responses
Reduces server load and response time
Cache key based on request parameters

Browser Management

Configurable concurrent browser limit
Resource optimization (blocks images, CSS, fonts)

🛠 Development

Project Structure

cf-bypass/
├── endpoints/
│   ├── cloudflare.js    # IUAM bypass logic
│   └── turnstile.js     # Turnstile solver
├── cache/
│   └── cache.json       # Response cache
├── index.js             # Main server
├── api_test.py          # Test script
└── package.json

credit educational / research — use responsibly and lawfully.

my telegram: https://t.me/rex_update

Made with ❤️ for bypass community

README.md

cloudflare bypass with super fast speed 🚀🚀💖