February 2013

Be Paranoid!

As a Certified Ethical Hacker, I searched for a script which would help me to detect unauthorized file changes. I found a script (probably in the User Contributed Notes at php.net) which I modified to have working very nicely on …

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# 5G BLACKLIST/FIREWALL (2013)

# 5G BLACKLIST/FIREWALL (2013) # @ http://perishablepress.com/5g-blacklist-2013/ # 5G:[QUERY STRINGS] <IfModule mod_rewrite.c> RewriteEngine On RewriteBase / RewriteCond %{QUERY_STRING} (\”|%22).*(<|>|%3) [NC,OR] RewriteCond %{QUERY_STRING} (javascript:).*(\;) [NC,OR] RewriteCond %{QUERY_STRING} (<|%3C).*script.*(>|%3) [NC,OR] RewriteCond %{QUERY_STRING} (\\|\.\./|`|=\’$|=%27$) [NC,OR] RewriteCond %{QUERY_STRING} (\;|\’|\”|%22).*(union|select|insert|drop|update|md5|benchmark|or|and|if) [NC,OR] RewriteCond %{QUERY_STRING} (base64_encode|localhost|mosconfig) [NC,OR] …

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