From mboxrd@z Thu Jan  1 00:00:00 1970
From: Frederic de Villamil <neuro@seclab.jp>
Subject: Re: port scanning
Date: Fri, 19 Mar 2004 00:02:09 +0100
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To: Jorge Garcia <anarkophobia@latinmail.com>
Cc: "netfilter@lists.netfilter.org" <netfilter@lists.netfilter.org>

On Thu, 18 Mar 2004, Jorge Garcia wrote:

> hi, i need an example of script ( please, i need the example works, becuouse i found a lot on internet that doesnt work) for logging and dropping port scans with iptables.
> thanx

Hello,
did you try the psd match, included in the patch-o-matic?

You can use it that way, or with options. Have a look at the netfilter
extensions HOWTO at
http://netfilter.org/documentation/HOWTO/netfilter-extensions-HOWTO-3.html#ss3.12
iptables -A INPUT -m psd -j DROP

regards
Frederic

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