Wireless Pickpocketing: Portmanteau Answer
Ian G Batten
ukcrypto at chiark.greenend.org.uk
Tue, 15 May 2007 15:22:46 +0900 (JST)
On Mon, May 14, 2007 8:05 pm, Matthew Pemble said:
> Passive protection, if it gives the same level of attenuation, is
> generally more appropriate than active - these seem reasonable -
> http://www.difrwear.com/products.shtml - although you will beep when you
> go through the airport metal detectors :)
I've doubled my lifetime exposure to a suit and tie over the past ten
days, so for the first time in my life I'm regularly wearing shirts with a
breast pocket. I've been keeping both my Suica card and the Fujitsu
canteen pre-pay card in there. I believe that American geek d'une certain
age had `pocket protectors' so they could keep their pens from staining
their shirts (a task that pizza and coke can do more effectively).
So the obvious market is a mesh pocket protector, so you can keep RFID
cards in your pocket and then take them out for use, with no additional
overhead compared to just keeping it in the pocket.
ian
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