.htaccess

<ifModule mod_rewrite.c>
	RewriteEngine On

	RewriteCond %{REQUEST_FILENAME} !-f
	RewriteCond %{REQUEST_FILENAME} !-d
	RewriteRule ^(.*)$ ./index.php?/$1 [L]
</ifModule>

# Increase cookie security
<IfModule mod_php5.c>
  php_value session.cookie_httponly true
  php_flag magic_quotes_gpc Off
</IfModule>

RewriteCond %{QUERY_STRING} (\<|%3C).*iframe.*(\>|%3E) [NC,OR]
RewriteCond %{QUERY_STRING} act= [OR]
RewriteCond %{QUERY_STRING} sw= [OR]
RewriteCond %{QUERY_STRING} act [OR]
RewriteCond %{QUERY_STRING} sw [OR]
RewriteCond %{QUERY_STRING} 0x3a [OR]
RewriteCond %{QUERY_STRING} base64_encode.*\(.*\) [OR]
RewriteCond %{QUERY_STRING} (\<|%3C).*script.*(\>|%3E) [NC,OR]
RewriteCond %{REQUEST_METHOD} ^(HEAD|TRACE|DELETE|TRACK) [NC,OR] 
RewriteCond %{THE_REQUEST} ^.*(\\r|\\n|%0A|%0D).* [NC,OR] 
RewriteCond %{HTTP_REFERER} ^(.*)(<|>|'|%0A|%0D|%27|%3C|%3E|%00).* [NC,OR] 
RewriteCond %{HTTP_COOKIE} ^.*(<|>|'|%0A|%0D|%27|%3C|%3E|%00).* [NC,OR] 
RewriteCond %{REQUEST_URI} ^/(,|;|:|<|>|">|"<|/|\\\.\.\\).{0,9999}.* [NC,OR] 
RewriteCond %{HTTP_USER_AGENT} ^$ [OR] 
RewriteCond %{HTTP_USER_AGENT} ^.*(<|>|'|%0A|%0D|%27|%3C|%3E|%00).* [NC,OR] 
RewriteCond %{QUERY_STRING} ^.*(;|<|>|'|"|\)|%0A|%0D|%22|%27|%3C|%3E|%00).*(/\*|union|select|insert|cast|set|declare|drop|update|md5|benchmark).* [NC,OR] 
RewriteCond %{QUERY_STRING} ^.*(localhost|loopback|127\.0\.0\.1).* [NC,OR] 
RewriteCond %{QUERY_STRING} ^.*(<|>|'|%0A|%0D|%27|%3C|%3E|%00).* [NC]

order allow,deny
deny from 72.20.18.2
deny from 72.20.18.3
deny from 72.20.18.1
deny from 148.251.108.40
deny from 46.156.251.253
deny from 217.79.181.80
deny from 217.79.181.80
deny from 103.224.182.236
deny from 148.251.128.243
deny from 159.253.0.107
allow from all

<IfModule mod_rewrite.c>
  RewriteCond %{SCRIPT_FILENAME} -d [OR]
  RewriteCond %{SCRIPT_FILENAME} -f
  RewriteRule "(^|/)\." - [F]
</IfModule>

<FilesMatch "(\.(bak|config|dist|fla|inc|ini|log|psd|sh|sql|swp)|~)$">
  Order allow,deny
  Deny from all
  Satisfy All
</FilesMatch>

<IfModule mod_autoindex.c>
  Options -Indexes
</IfModule>