This plugin Adds Crazy Additional Password Protection and Security to your blog.
For more information and support, check out: http://www.wpsos.io/wordpress-plugin-htaccess-site-access-control/
Quickly and easily password protect a site to keep it from the prying eyes of google.
Lightweb Media Basic Authentication for protected your development WordPress site like .htpasswd
Basic Authentication for protected your development WordPress site like .htpasswd
htaccess protect - Protect your wordpress login or admin pages with password.