From owner-freebsd-questions@FreeBSD.ORG  Mon Feb 20 17:02:07 2006
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
X-Original-To: freebsd-questions@freebsd.org
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 4190216A420
	for <freebsd-questions@freebsd.org>;
	Mon, 20 Feb 2006 17:02:07 +0000 (GMT)
	(envelope-from work@ashleymoran.me.uk)
Received: from mail.dc-servers.com (mail.dc-servers.com [83.243.101.206])
	by mx1.FreeBSD.org (Postfix) with SMTP id 7A35243D5D
	for <freebsd-questions@freebsd.org>;
	Mon, 20 Feb 2006 17:02:06 +0000 (GMT)
	(envelope-from work@ashleymoran.me.uk)
Received: (qmail 13651 invoked by uid 399); 20 Feb 2006 17:02:08 -0000
Received: from unknown (HELO alfie.jigsawhq.com)
	(work@ashleymoran.me.uk@213.106.224.113)
	by mail.dc-servers.com with SMTP; 20 Feb 2006 17:02:08 -0000
From: Ashley Moran <work@ashleymoran.me.uk>
Organization: Codeweavers Ltd
To: freebsd-questions@freebsd.org
Date: Mon, 20 Feb 2006 17:00:44 +0000
User-Agent: KMail/1.9.1
References: <200602161418.32982.ashley.moran@codeweavers.net>
	<43F4951E.5090203@wmptl.com> <43F49A81.4090203@mac.com>
In-Reply-To: <43F49A81.4090203@mac.com>
MIME-Version: 1.0
Content-Type: text/plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
Message-Id: <200602201700.44440.work@ashleymoran.me.uk>
Cc: 
Subject: Re: Log analysis server suggestions? [long]
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 20 Feb 2006 17:02:07 -0000

On Thursday 16 February 2006 15:30, Chuck Swiger wrote:
> I'm not sure who the original poster was, but whoever is interested in this
> topic might benefit by reading a thread from the firewall-wizards mailing
> list:

<snip>

Cheers that was very useful- I've put it into our company Wiki so it can be 
ignored by everyone :)

I like the 3-stage processing:
> Simply design your analysis as an always 3-stage process consisting of:
> - weeding out and counting instances of uninteresting events
> - selecting, parsing sub-fields of, and processing interesting events
> - retaining events that fell through the first two steps as "unusual"

That solves the problem of missing logs that you didn't anticipate, although 
it adds a lot to the initial server configuration.

Ashley