// Don't get too excited- This is just an example of the risks of having backup files in a production environment
// Ne slishkom excited- Eto prosto primer riskov , imeyushchikh rezervnykh kopiy faylov v proizvodstvennoy srede

  $mysql_user = "admin";
  $mysql_password = "Passw0rd123"; // meets complexity requirements
 
 
$sql    = 'SELECT CCN FROM CreditCardTable WHERE id = $_REQUEST["userID"]';
$result = mysql_query($sql, $link);

if (!$result) {
    echo "DB Error, could not query the database\n";
    echo 'MySQL Error: ' . mysql_error();
    exit;
	}

while ($row = mysql_fetch_assoc($result)) {
    echo "" .$row['CCN'];
	}

mysql_free_result($result);