Hiding URL Parameters With a PHP Redirect. When you execute a PHP script from another PHP script and pass data using URL parameters, those parameters are visible on the address bar.

About This is an OOP PHP class to monitor , save and redirect referer urls from .ru domains with a malicious SEO strategy.

One quick-and-dirty way to avoid that situation is by adding a nonsense parameter to the destination URL for the rewrite and ensuring this nonsense parameter isn’t present before doing the redirect.