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F R E N D Z of martian
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A great idea for office surveillance is to give the bug its own digital
audio encoder and IP stack and go round replacing ethernet jack sockets...
I can't imagine that these aren't already in use somewhere - imagine the
advantage of one of those in the CEO's office
----- Original Message -----
From: kevin mccarthy <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Monday, April 03, 2000 8:41 PM
Subject: Re: Anyone know...
> ---
> F R E N D Z of martian
> ---
> Hi,
>
> >> ...a good resource on countersurveillance? I would like to know how to
> >> detect small recording devices in my vicinity. I know it's paranoid,
but
> >as
> >
> >If it's the typical FM transmitter there is an easy way to detect it -
get
> >an FM receiver which covers the whole FM band (most radios don't) and
sweep
> >through the band, if you get a high pitched squeal you've got a
transmitter
> >in the room. The squeal is acoustic feedback, transmitted from the bug to
> >the receiver and hence back round in a feedback loop.
>
> ...well this may not be sufficient - depends how paranoid one
> wants to be - if your office is open to external contractors e.g.
> cleaners or greenery maintainers then magnetic tape devices
> can be placed and removed out of hours - these require higher spec
> detection gear. There are also the Tempest type attacks (indeed
> a year or two back a new variant was added where a software
> virus was used to alter the VDU frequencies to transfer disk contents
> straight out of the window). [Then there are exchange based phone
> taps; a large US/UK spy base in Yorkshire; and I'm pretty sure the
> WAP/WTLS is still with weakened encryption - I can see why an
> alternate location appeals - my vote goes to Ireland also !]
>
> Anyway a couple of links for counter surveillance kit might include:
> http://www.spymaster.co.uk/
> http://www.intpro.co.uk/
>
> K.
>
>
> --
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