Captcha Verification with Node.js

This Node.js application demonstrates how to implement captcha verification using Google's reCAPTCHA service.

Prerequisites

• Node.js installed on your machine
• An internet connection to communicate with Google's reCAPTCHA service

Installation

1. Clone or download the repository.

2. Navigate to the project directory in your terminal.

3. Install dependencies by running:

   npm install
   

Configuration

Before running the application, you need to set up your Google reCAPTCHA secret key.

1. Obtain your Google reCAPTCHA secret key from the reCAPTCHA admin console.

2. Replace the value of GOOGLE_RECAPTCHA_SECRET in the server.js file with your secret key:

   const GOOGLE_RECAPTCHA_SECRET = 'YOUR_SECRET_KEY_HERE';

Usage

1. Start the server by running:

   node server.js
   

2. Open your web browser and navigate to http://localhost:3000.

3. Fill out and submit the form on the webpage. If the captcha verification is successful, you will receive a "Captcha ok!" response.

Endpoint

• POST /submit: Endpoint for submitting the captcha response.

Error Handling

• If captcha verification fails, an appropriate error message will be returned.
• The server responds with a 404 error for any invalid routes.

Author

carmelolg

License

This project is licensed under the MIT License.

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