How can PHP developers securely execute CronJobs on their own server or hosting provider without sharing sensitive data with third-party sites?

To securely execute CronJobs without sharing sensitive data, PHP developers can store their sensitive information in a separate configuration file outside of the web root directory. This way, the sensitive data is not accessible via HTTP requests. The PHP script that contains the CronJob logic can include the configuration file to access the necessary data without exposing it to third-party sites.

// config.php
<?php
define('DB_HOST', 'localhost');
define('DB_USER', 'username');
define('DB_PASS', 'password');
define('DB_NAME', 'database_name');
?>

// cronjob.php
<?php
include_once('/path/to/config.php');

// CronJob logic using the sensitive data from config.php
// For example:
// $conn = new mysqli(DB_HOST, DB_USER, DB_PASS, DB_NAME);
// Perform necessary tasks here
?>