Lock down WordPress Dashboard login with .htaccess

.htaccess

# APACHE .HTACCESS
# This will deny all traffic (except yours) to /wp-admin (including wp-login.php)
# It will also return a 403 forbidden error.

<IfModule mod_rewrite.c>
RewriteEngine on
RewriteCond %{REQUEST_URI} ^(.*)?wp-login\.php(.*)$ [OR]
RewriteCond %{REQUEST_URI} ^(.*)?wp-admin$
RewriteCond %{REMOTE_ADDR} !^111\.222\.333\.444$
RewriteRule ^(.*)$ - [R=403,L]
</IfModule>