Orbisius WP Media Protector
Restricts access to WP Media uploads to logged in users only. Requires some rules to be added in .htaccess file as well. This plugin must be saved in wp-content/mu-plugins/ folder. See plugin page for more details. Plugin HomePage: http://orbisius.com/products/wordpress-plugins/orbisius-wp-media-protector/
If you find bugs or file a ticket using the link below https://github.com/orbisius/orbisius-wp-media-protector/issues
Please, check your apache and WordPress debug.log files.
If you'd us to customize the tool or troubleshoot your site (both paid services) feel free to get a quote https://orbisius.com/contact
Author: Svetoslav Marinov (Slavi) | http://orbisius.com
1.0.1
1.0.0 - initial release