The documentation for the Plesk API* gives the following cURL function. function curlInit($host, $login, $password) { $curl = curl_init(); curl_setopt($curl, CURLOPT_URL, "https://{$host}:8443/enterprise/control/agent.php"); curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); curl_setopt($curl, CURLOPT_POST, true); curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false); curl_setopt($curl, CURLOPT_HTTPHEADER, array("HTTP_AUTH_LOGIN: {$login}", "HTTP_AUTH_PASSWD: {$password}",…