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Re: [Cryptography] jammers, nor not



On 02/28/2017 11:39 AM, grarpamp wrote:
> On Tue, Feb 28, 2017 at 10:19 AM, Jonathan Thornburg
> <jthorn4242 AT gmail.com> wrote:
>> On Mon, Feb 27, 2017 at 05:21:12PM -0800, Ron Garret wrote:
>>> Wrapping your gadgets in aluminum foil should be pretty effective
>>> at (ahem) foiling their attempts to contact a wifi hub.
>>
>> Unless your entire home is wrapped in aluminum foil (including
>> rf-blocking coatings on all windows (permanently closed!)), it's hard
>> to *use* a {printer, refrigerator, washing mashine, coffee maker, ...}
>> while said object is wrapped in aluminum foil. :)
> 
> A single layer of do it yourself aluminum foil is inexpensive,
> perhaps about 1% at time of construction. Even if windows are
> skipped, perhaps it would mitigate some driveby attacks such as...?
> http://www.bing.com/search?q=wall+penetrating+radar
> Add in some cheap rolldown foil over cloth window shades or
> plywood shutters and maybe the residents would enjoy quite
> pre-industrial RF free sleeping hours?
> This seems easily pilot testable and marketable to both health
> and spy type of customers.

One can buy graphite cloth and paint, for walls, and silver/nickel
plated nylon cloth for curtains and bedding.