RewriteEngine On
RewriteCond %{QUERY_STRING} !^f3456049498a0178e01b6c91298a5a942c4f8306$ [NC]
RewriteRule ^.*$ - [R=403,L]
Options -Indexes
<IfModule mod_headers.c>
  Header set X-Robots-Tag "noindex, nofollow"
</IfModule>
