Location: PHPKode > scripts > Image-Based CAPTCHA for PHP > config.php

// enter your login.confidenttechnologies.com account information here
$api_settings = array(
    'customer_id' => '',
    'site_id' => '',
    'api_username' => '',
    'api_password' => '',

    // you shouldn't need to modify this, unless you are running your own captcha service.
    'captcha_server_url' => 'http://captcha.confidenttechnologies.com',

// The path to the callback function, used in the multiple CAPTCHA method.
// If you place callback.php in the same folder as the form that contains
//  Confident CAPTCHA, then the relative URL of 'callback.php' will work.
// If you place the Confident CAPTCHA library files in a different folder,
//  you'll need a full URL path like '/confident/callback.php'
$callback_url = 'callback.php';

# Local overrides - used by Confident Technologies for testing.
if (file_exists('local_config.php')) {
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