WordPress.org

File Proxy is a simple WordPress plug that lest you protect / restrict access to a specific embedded file. It lets you embed files from the upload directory into a post or page using a short code that restricts access to registered users. guest users who click on the link are prompted to login before returning the file.

Key Features:

• The true file URL is never revealed preventing hot linking.
• Cherry pick which files you want to protect.
• Simple shortcode interface.