Re: Blocking Access to Non-domain computers

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To: "Raoul Armfield" <armfield@amnh.org>, "'Steven A. Fletcher'" <sfletcher@integrityts.com>, "'Andreas'" <andreas@inferno.nadir.org>, <security-basics@securityfocus.com>
Date: Wed, 25 Aug 2004 20:20:50 -0500

We are looking at implementing Network Quarantine Access Control for all of
our workstations and laptops, yes I realize that I am attempting to utilize
a Micro$oft product for a so-called security purpose, but it is built in to
Windows 2003 Server, and we don't have anything else.

Richard Boswell

----- Original Message -----
From: "Raoul Armfield" <armfield@amnh.org>
To: "'Steven A. Fletcher'" <sfletcher@integrityts.com>; "'Andreas'"
<andreas@inferno.nadir.org>; <security-basics@securityfocus.com>
Sent: Wednesday, August 25, 2004 3:38 PM
Subject: RE: Blocking Access to Non-domain computers

> :-----Original Message-----
> :From: Steven A. Fletcher [mailto:sfletcher@integrityts.com]
> :Sent: Wednesday, August 25, 2004 12:54 AM
> :To: Andreas; security-basics@securityfocus.com
> :Subject: RE: Blocking Access to Non-domain computers
> :
> :That is the only option I can think of. If you think about it, how
> :could you keep non-domain computers from getting an IP address? As far
> :as I know, there is no provision in DHCP for such control. For the
> :system to determine whether or not to give the machine an address, the
> :machine would need to be able to communicate with the domain
> :controllers, which would require an IP address for the communication to
> :be able to happen.
> :
>
> I am a newbie so go easy on me. But should it not be possible to setup
> some type of proxy server that relies on domain authentication to allow
> access to the internet?
>
> Raoul
>
>
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>

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Computer Forensics Training at the InfoSec Institute. All of our class sizes
are guaranteed to be 12 students or less to facilitate one-on-one
interaction with one of our expert instructors. Gain the in-demand skills of
a certified computer examiner, learn to recover trace data left behind by
fraud, theft, and cybercrime perpetrators. Discover the source of computer
crime and abuse so that it never happens again.

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