Great Circle Associates Firewalls
(October 1996)
 

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Subject: Re: Firewalls vs Blocking Sites
From: long-morrow @ CS . YALE . EDU
Date: Wed, 30 Oct 1996 14:30:31 -0500 (EST)
To: c60201 @ zone . arnold . af . mil, firewalls @ GreatCircle . COM, vojin @ vsonic . fi

vojin wrote:
>My previous comment to use DHCP was to point out  that the person trying to
>be 
>prank cannot just simply keep on sitting at his desk and use someones IP
>for the purpose of looking at some lady in her privacy :). 

Actually many ethernet cards allow the Mac address to be set via software,
thus you can easily spoof another station at the data link layer as well
as at the network layer (IP) as long as you have physical access to the LAN
and your LAN hub is not locked down to a particular MAC address.

- Morrow


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From: "Sean Fuller" <c60201 @ zone . arnold . af . mil>
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