Gobookmart

A small plugin to change the WP login URL and block access to wp-login.php. 
Minimal plugin that preserves the main features: change login URL, protect wp-login.php, settings page in Settings -> gobookmart login protector.

gobookmart login protector

A lightweight plugin to safely change your WordPress login URL and block access to wp-login.php.

Christian Zimpel

This Plugin Protect the wp-login.php and wp-admin. By allowing you to change the URL of your login page, this lightweight plugin makes it more difficult for potential attackers to find and target your site. 
It helps you to hide and change the login url to any URL you want. 
The wp-login.php and wp-admin can not be reaches any more and gives back a 404 page.
It’s important to remember the new URL or bookmark it, as you’ll need it to access the login form yourself. If you ever decide to deactivate the plugin, your site will be restored to its previous state without any modifications.

Login Security for WP

This Plugin helps you to hide and change the login url to any URL you want. You find the Menü -> Settings -> WP Login Security

gobookmart login protector vs Login Security for WP