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From: Stephen J Smoogen <smoogen@lanl.gov>
To: Khanh Tran <khanh@slc.edu>
Cc: Daniel Chemko <dchemko@smgtec.com>, netfilter@lists.netfilter.org
Subject: Re: virus scanning with iptables
Date: Fri, 10 Sep 2004 09:34:27 -0600	[thread overview]
Message-ID: <4141C983.5050409@lanl.gov> (raw)
In-Reply-To: <01CEA3A5B8B2D511890F0002A5870AEC02CE644C@exchange.admin.slc.edu>

Khanh Tran wrote:
> How about port scanning clients behind from the firewall?  Suggestions?
> I'm thinking of something that could be scripted to append an iptables
> rule to block the MAC address of the offending client, then notify me.
> Am I looking at an NMAP plugin possibly?
> 

You would probably want to have something like SNORT tied into iptables. 
  Have something like SNORT look for certain alerts and then when it 
finds them it sends a 'signal' to a daemon on the firewall that inserts 
a DROP rule for that IP address in a 'dynamic chain'.

-- 
Stephen John Smoogen	        | CCN-5 Security Team
LANL SIRT Team Leader           | SMTP:  smoogen@lanl.gov
Los Alamos National Laboratory  | Voice: 505.664.0645
Ta-03 SM-1498 MS: B255 DP 10S   | FAX:   505.665.7793
Los Alamos, NM 87545            |


  reply	other threads:[~2004-09-10 15:34 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-09-10  0:36 virus scanning with iptables Khanh Tran
2004-09-10 15:34 ` Stephen J Smoogen [this message]
2004-09-10 15:54   ` rruegner
2004-09-10 15:50     ` Stephen J Smoogen
2004-09-10 16:37 ` Jose Maria Lopez
  -- strict thread matches above, loose matches on Subject: below --
2004-09-09 23:26 Daniel Chemko
2004-09-10  7:49 ` Victor Julien
2004-09-09 23:09 Khanh Tran

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