Hide Admin and Login will change and hide the WordPress admin, WordPress login and the common paths to increases your WP security against hackers and spammers.
Lockdown WP Admin conceals the administration and login screen from intruders. It can hide WordPress Admin (/wp-admin/) and and login (/wp-login.php) as well as add HTTP authentication to the login system. We can also change the login URL from wp-login.php to whatever you'd like: /login, /log-in-here, etc.