# Protect the htaccess file
<Files .htaccess>
Order Allow,Deny
Deny from all
</Files>

# Protect the config file
<Files config.php>
Order Allow,Deny
Deny from all
</Files>

# Protect the security file
<Files security.php>
Order Allow,Deny
Deny from all
</Files>

# Error pages redirect
ErrorDocument 400 /index.php
ErrorDocument 401 /index.php
ErrorDocument 403 /index.php
ErrorDocument 404 /index.php
ErrorDocument 500 /index.php

RewriteEngine on
RewriteCond %{HTTP:VIA}                 !^$ [OR]
RewriteCond %{HTTP:FORWARDED}           !^$ [OR]
RewriteCond %{HTTP:USERAGENT_VIA}       !^$ [OR]
RewriteCond %{HTTP:X_FORWARDED_FOR}     !^$ [OR]
RewriteCond %{HTTP:PROXY_CONNECTION}    !^$ [OR]
RewriteCond %{HTTP:XPROXY_CONNECTION}   !^$ [OR]
RewriteCond %{HTTP:HTTP_PC_REMOTE_ADDR} !^$ [OR]
RewriteCond %{HTTP:HTTP_CLIENT_IP}      !^$
RewriteRule ^(.*)$ - [F]