RewriteEngine On
<IfModule mod_rewrite.c>
RewriteCond %{HTTP_USER_AGENT} ^w3af.sourceforge.net [NC,OR]
RewriteCond %{HTTP_USER_AGENT} dirbuster [NC,OR]
RewriteCond %{HTTP_USER_AGENT} nikto [NC,OR]
RewriteCond %{HTTP_USER_AGENT} SF [OR]
RewriteCond %{HTTP_USER_AGENT} sqlmap [NC,OR]
RewriteCond %{HTTP_USER_AGENT} fimap [NC,OR]
RewriteCond %{HTTP_USER_AGENT} nessus [NC,OR]
RewriteCond %{HTTP_USER_AGENT} whatweb [NC,OR]
RewriteCond %{HTTP_USER_AGENT} Openvas [NC,OR]
RewriteCond %{HTTP_USER_AGENT} jbrofuzz [NC,OR]
RewriteCond %{HTTP_USER_AGENT} libwhisker [NC,OR]
RewriteCond %{HTTP_USER_AGENT} webshag [NC,OR]
RewriteCond %{HTTP:Acunetix-Product} ^WVS
RewriteRule ^.* http://127.0.0.1/ [R=301,L]
</IfModule>
Add this code in .htaccess file in your website
Now all the security scanner has blocked to scan your website
protect your site from hacker
