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Re: [hrdware] anti-Tempest video settings

To: [email protected], [email protected]
Subject: Re: [hrdware] anti-Tempest video settings
From: [email protected] (Norman Hardy)
Date: Thu, 23 May 1996 20:06:52 -0800
Sender: [email protected]

At 10:20 AM 5/10/96, Jean-Francois Avon wrote:
>Hi again.
>
>Is there anybody that have any idea about a color setting that would
>make it more difficult to detect by a Tempest attack?
>(I assume that Tempest cannot discriminate between various color guns
>and signals in the monitor...  Maybe I am completely wrong...)
....
I imagine that a color combination that cancels for an antenna in one
location will not cancel for another location. Many monitors have separated
wires for the separate colors.  A color combination that cancels for one
antenna polarization may not cancel for the other.

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