Appender is a WordPress plugin that adds your copyrights to any copied text on your site. The plugin protects the text content of the WordPress site with customizable copyright string.
Demo https://codecanyon.net/item/appender-copycat-content-protection-for-wordpress/25275879
Downloadhttps://www.filecad.com/ebkf/Appender-v1.0---Copycat-Content-Protection-for-WordPress.rar