This plugin removes the "Protected" or "Private" prefix that wordpress adds to Password protected / Private pages.
Remove Protected In Title is a plugin that removes the prefix that wordpress adds on private and password protected pages.
Usage: Install and activate the plugin. Check one of your password protected or private pages to make sure everything works ok.
Through wordpress admin:
Through FTP:
/wp-content/plugins/
directoryAfter activation the plugin is loaded automatically. It will remove “Protected” and “Private” from all page titles on your site