Ink Tattoo RFID

Tue Jan 16 09:33:21 -0800 2007
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A company has come out with a way to print an RFID using ink. They say this is safe for animals or people and can be applied quickly.


" A startup company developing chipless RFID ink has tested its product on cattle and laboratory rats.".....more track everything there

Right Hand or Forehead?

Tue Jan 16 11:45:05 -0800 2007
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Just askin'...
Right Hand or Forehead?
Tue Jan 16 12:46:05 -0800 2007
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One of the "uses" they propose in the article is tracking soldiers. Ever hear the saying "There's never an Athiest in a foxhole"? I wonder how much soldiers would like this one.
Ink Tattoo RFID
Tue Jan 16 12:41:40 -0800 2007
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Don't tell me, it has a barcode pattern.
Ink Tattoo RFID
Tue Jan 16 12:59:55 -0800 2007
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Considering it can be detected from about 4-feet away, I don't see how this can be used to prevent friendly-fire, like the article suggests.  Also, if it is just ink, how difficult is it to duplicate perfectly?  More to the point, counterfeit?

Cattle and other livestock I can see, but for soldiers?  It would need to be much more developed than that.  As is, I'm not sure how well RFID for soldiers would work.  What would stop the enemy from digging out a chip from a dead or captured soldier and implanting it in one of their own? 

Yes, you can require 2-factor authentication (something the soldier must know, like a PIN) but the RFID itself would come to be used as a certain level of automatic trust.  Just look at the problems "secure" facilities have with tailgating.

[Note: By "tailgating", I mean where proximity cards (RFID) are used for door access, one person swiping their way in and others just following them in without a swipe.  Not everywhere can implement a 1-person man-trap for egress.
Ink Tattoo RFID
Tue Jan 16 13:30:35 -0800 2007
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About the fifth paragraph down mentions an "array of microneedles" and a "reusable applicator".

Does that strike anyone as anywhere near sanitary?
Ink Tattoo RFID
Tue Jan 16 16:28:57 -0800 2007
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Maybe the actual injection needles are included in the one-time use ink packet, and the applicator is just a spring-loaded handle. I don't know, but that's how I'd probably do it.
Ink Tattoo RFID
Wes
Tue Jan 16 16:35:12 -0800 2007
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So, can you wash it off?  Could you make one that could be washed off?  That might greatly mitigate concerns about RFID's in clothing.  There's no question that RFID tags could reduce costs of loss and theft and of other inventory functions in stores.  Being able to wash one off, or out, could make their use in one consumer area more acceptable.  The article still had a lot of stupid ideas for their uses, as others have pointed out.