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sun-sentinel ^ | January 9 2005

Posted on 01/10/2005 2:12:09 PM PST by swilhelm73

Paint your house to shield your WiFi

As wireless networks have proliferated, computer security companies have come up with increasingly complex defenses against hackers: password protection, encryption, biometrics. Insulating the interior of a house, apartment or office from radio-wave interference is a simpler concept that has yet to become a popular consumer strategy, but a new product called DefendAir from Force Field Wireless could change that.

Available online at forcefieldwireless.com, the product is a latex house paint that has been laced with copper and aluminum fibers that form an electromagnetic shield, blocking most radio waves and protecting wireless networks. Priced at $69 a gallon and available only in flat gray (it can be used as a primer), one coat shields Wi-Fi, WiMax and Bluetooth networks operating at frequencies from 100 megahertz to 2.4 gigahertz.

Two or three coats will achieve the paint's maximum level of protection, good for networks operating at up to five gigahertz. Force Field Wireless also sells a paint additive ($34 for a 32-ounce container, enough to treat a gallon of paint) and $39 window-shield films.

Harold Wray, a Force Field Wireless spokesman, said the paint must be carefully applied. "Radio waves find leaks," he said.

It should be applied selectively, he said, because it might hinder the performance of radios, televisions and cell phones.

(Excerpt) Read more at sun-sentinel.com ...


TOPICS: Miscellaneous; Technical
KEYWORDS: computersecurity; privacy
Forget the tinfoil hats, it is apparently paint our leftist, Karl-Rove mind beam fearing, "friends" need.
1 posted on 01/10/2005 2:12:09 PM PST by swilhelm73
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To: swilhelm73
Rats! We been busted!


2 posted on 01/10/2005 2:16:04 PM PST by darkwing104 (Let's get dangerous)
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To: swilhelm73

The only problem is that your cell-phone won't work in the house.


3 posted on 01/10/2005 2:16:20 PM PST by expatpat
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To: swilhelm73
Neat, but it must play hell with your radio reception.

I don't think you can tune a Faraday Cage for frequency.

SO9

4 posted on 01/10/2005 2:16:53 PM PST by Servant of the 9 (Trust Me)
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To: swilhelm73
"Forget the tinfoil hats, it is apparently paint our leftist, Karl-Rove mind beam fearing, "friends" need."
He-he.. Rove operates on thought field, not on electromagnetic one...
5 posted on 01/10/2005 2:17:28 PM PST by GSlob
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To: swilhelm73

Why not just tin foil the hole room your computer is in. total cost maybe 10 bucks worth of reynolds wrap.


6 posted on 01/10/2005 2:20:34 PM PST by bikerman
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To: Servant of the 9
I don't think you can tune a Faraday Cage for frequency.

In a sense you can. The little holes that allow you to view your food in the microwave oven are small enough to block anything with a wavelength of their diameter and larger. RF waveguides rely on an E nodal value of zero as the boundary condition so they are in a sense also "tuned" passthrough Faraday cages with the rest of the universe on the inside.
7 posted on 01/10/2005 2:23:11 PM PST by SpaceBar
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To: swilhelm73

Oh, swell idea. Let's repaint the entire house with a new kind of "conductive" paint, how long it lasts compared to regular paint, no one knows. Who cares if we have to pay a little more for it? If the house is on high ground, thunderstorms might be much more fun. That the cell phone won't work inside the house also does not matter. We're doing all this so we can avoid running a few cables for wireline ethernet. Brilliant, brilliant!


8 posted on 01/10/2005 2:25:09 PM PST by advance_copy
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To: swilhelm73
I built my house out of lead.

Unfortunately, it sank.

9 posted on 01/10/2005 2:26:14 PM PST by dead (I've got my eye out for Mullah Omar.)
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To: swilhelm73

10 posted on 01/10/2005 2:29:07 PM PST by IllumiNaughtyByNature (If Islam is a religion of peace they better fire their PR guy!)
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To: bikerman

whole


11 posted on 01/10/2005 2:46:54 PM PST by Mr.Pinette
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To: swilhelm73

Wouldn't you just love living in a house that was painted battleship gray all over? And let's not forget the floors and ceilings while we're at it.


12 posted on 01/10/2005 3:24:32 PM PST by Cicero (Marcus Tullius)
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To: swilhelm73

This stuff isn't new, ithas been around for years at around the same price even. It's called boat anti-fouling bottom paint. So not only will this paint keep your radiowaves safe, it'll keep barnacles from growing on your house. LOL


13 posted on 01/10/2005 3:38:51 PM PST by diverteach (signs of the times. whatcha gonna do... \o/)
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To: K4Harty

What are you doing with a photo of my dial-up Internet connection?


14 posted on 01/10/2005 5:17:09 PM PST by TXnMA (Attention, ACLU: There is no constitutionally protected right to NOT be offended -- Shove It!)
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