From: "J. Bakshi" <joydeep@infoservices.in>
To: netfilter@vger.kernel.org
Subject: Re: Port Scanning: Is there a difference between stateful INVALID filtering and stateless TCP flag filtering?
Date: Thu, 25 Feb 2010 09:02:01 +0530 [thread overview]
Message-ID: <4B85EF31.90806@infoservices.in> (raw)
In-Reply-To: <4B8509B6.7000408@chello.at>
On 02/24/2010 04:42 PM, Mart Frauenlob wrote:
> iptables -I INPUT -m state --state INVALID -j LOG
> iptables -I INPUT -m state --state INVALID -j DROP
>
> then start your nmap scans... you will see what it catches....
>
> http://jengelh.medozas.de/projects/chaostables/ <- read this!
> http://xtables-addons.sf.net/ <- includes portscan detection module.
>
>
Mart, thanks a lot for the links. I was also looking for such a solution
but didn't know much about xtable and add-on.
wish you a nice day.
--
জয়দীপ বক্সী
prev parent reply other threads:[~2010-02-25 3:32 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-24 8:18 Port Scanning: Is there a difference between stateful INVALID filtering and stateless TCP flag filtering? paddy joesoap
2010-02-24 11:12 ` Mart Frauenlob
2010-02-24 11:20 ` Mart Frauenlob
2010-02-26 6:52 ` ratheesh k
2010-02-25 3:32 ` J. Bakshi [this message]
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