wordpress securing

Plaats het volgende daarnaast in je .htaccess in de wordpress hoofddirectory

Options +FollowSymlinks
RewriteEngine On

## Disable the Server Signature
ServerSignature Off

## Remove Spamming query's
<ifModule mod_rewrite.c>
RewriteCond %{QUERY_STRING} admin|install|other|words|here [NC]
RewriteRule .* http://www.%{HTTP_HOST}/$1? [R=301,L]
</ifModule>

## Protecting againts spam bots
<IfModule mod_rewrite.c>
RewriteCond %{REQUEST_METHOD} POST
RewriteCond %{REQUEST_URI} .wp-comments-post\.php*
RewriteCond %{HTTP_REFERER} !.yourwebsite.com.* [OR]
RewriteCond %{HTTP_USER_AGENT} ^$
RewriteRule (.*) ^http://%{REMOTE_ADDR}/$ [R=301,L]
</IfModule>

## Prevent SQL Injections
<IfModule mod_rewrite.c>
RewriteBase /
RewriteCond %{REQUEST_METHOD} ^(HEAD|TRACE|DELETE|TRACK) [NC]
RewriteRule ^(.*)$ - [F,L]
RewriteCond %{QUERY_STRING} \.\.\/ [NC,OR]
RewriteCond %{QUERY_STRING} boot\.ini [NC,OR]
RewriteCond %{QUERY_STRING} tag\= [NC,OR]
RewriteCond %{QUERY_STRING} ftp\:  [NC,OR]
RewriteCond %{QUERY_STRING} http\:  [NC,OR]
RewriteCond %{QUERY_STRING} https\:  [NC,OR]
RewriteCond %{QUERY_STRING} (\|%3E) [NC,OR]
RewriteCond %{QUERY_STRING} mosConfig_[a-zA-Z_]{1,21}(=|%3D) [NC,OR]
RewriteCond %{QUERY_STRING} base64_encode.*\(.*\) [NC,OR]
RewriteCond %{QUERY_STRING} ^.*(\[|\]|\(|\)||ê|"|;|\?|\*|=$).* [NC,OR]
RewriteCond %{QUERY_STRING} ^.*("|'|<|>|\|{||).* [NC,OR]
RewriteCond %{QUERY_STRING} ^.*(%24&x).* [NC,OR]
RewriteCond %{QUERY_STRING} ^.*(%0|%A|%B|%C|%D|%E|%F|127\.0).* [NC,OR]
RewriteCond %{QUERY_STRING} ^.*(globals|encode|localhost|loopback).* [NC,OR]
RewriteCond %{QUERY_STRING} ^.*(request|select|insert|union|declare).* [NC]
RewriteCond %{HTTP_COOKIE} !^.*wordpress_logged_in_.*$
RewriteRule ^(.*)$ - [F,L]
</IfModule>

## Block specific wordpress installed files
Options All -Indexes
<files .htaccess>
Order allow,deny
Deny from all
</files>
<files readme.html>
Order allow,deny
Deny from all
</files>
<files license.txt>
Order allow,deny
Deny from all
</files>
<files install.php>
Order allow,deny
Deny from all
</files>
<files wp-config.php>
Order allow,deny
Deny from all
</files>
<files error_log>
Order allow,deny
Deny from all
</files>
<files version.php>
Order allow,deny
Deny from all
</files>