The Real Threat To Privacy Is Not From Rfid

ctionkind, in fact the technology does have its own
Radio Frequency Identification technology, has oftenlimitations, so it was technically impossible to do any
been in the news for all the wrong reasons. Most ofof these things. However, in a charged atmosphere,
the “sensational news” concerning RFIDwho wants to listen to sane voices?
concerns the perceived threat to individual privacyPrivacy rights activists then ignited the fires further
and security. Books like “Spychips” have onlyand claimed “trampling on their rights to privacy”
added fuel to the fire and have whipped up anti-RFIDby RFID implementing corporations.
sentiments amongst consumers. This article examinesOf course, it was nothing like that in reality. There
whether RFID is the real threat to consumer privacyare very few successful implementations of RFID in
?Or is the individual’s threat to privacy fromconsumer goods packaging, where the end products
other, easily available technologies?that were retailed to the consumer had RFID tags
What is RFID technology?instead of bar codes. Most of the supply chain
To discuss the issue of privacy being threatened bytagging was going on at the pallet level.
RFID one must first understand how RFIDBesides, the read range of these tags is very less,
technology works, at a very basic level. (I supposetypically in the range of a few fractions of an inch to
the meaning of individual privacy is well understooda few inches. Those RFID tags (UHF tags) that do
here and we won’t go into details about ithave a long range, are used for tracking shipping
here!).containers and other large objects, there is no way
For those who are interested in learning more aboutthat they can be surreptitiously put on unsuspecting
RFID technology, you can learn it from Abhisamconsumers.
Software’s excellent e-learning course on theThus, there is no possibility that if you have a bottle
topic. However the very elementary basic details areof those power enhancing pills (you know what I am
provided below.referring to), in your medicine cabinet, nobody else,
Brief description of RFIDlet alone Pfizer, can monitor it, even though the
Radio Frequency Identification technology is nothingbottle may have an RFID tag in it.
new. It dates to around World War II, when it helpedOf course, Pfizer will know that some consumer
Allied forces distinguish their own planes, from thosebought it, from some XYZ pharmacy like the way
of the Germans and avoid “friendly fire”they knew it anyway in the past, when they were
incidences. After this period of intense use, for manyusing bar codes to label it. However, they have no
reasons, it remained dormant for years together, untilway to know, in real time who is the end user, how
it got resurrected recently (about five years ago) bymany pills did he consume and so on.
a few companies, who realized it’s potential inI have just stated a small example here, but I
saving them billions of dollars in their supply chainsuppose you get the general idea.
operations.The Real threat to Privacy
Today, RFID technology is going from strength toNow let us come to the real threat to privacy. It is
strength, every year, appearing in a lot manynot from RFID but from other ubiquitous
applications than just supply chain management. Thistechnologies available freely.
includes industries like manufacturing, pharmaceuticals,Wondering which are these technologies? The
food tracking, document management, baggageanswer is simple. It is technologies like like Mobile
handling and so on.phone cameras and Google Street View.
Conceptually, RFID is something similar to a barcode,Mobile phone cameras
which is the pattern of those funny set of thick andCameras started appearing alongwith mobile phones
thin vertical black lines, that you find on everythingsome three years ago, however they were plagued
from breakfast cereal packs, to shampoos and airlinewith low resolution and high priced handsets. Well, not
boarding passes. Barcodes are used to automaticallyany longer. My colleague just bought himself a Sony
identify an object, by using a machine known as aEricsson mobile phone with a 2.0 megapixel resolution
barcode scanner. If every object were assigned acamera, with 2 GB memory, capability to shoot
code number, then to manually identify each objectcontinuous video with sound recording, etc, etc (and
by reading the code number and then looking it up inyes, of course you can make telephone calls from
a table or a database to see what it indicates, wouldthe device too).
be very time consuming. So some clever soul, yearsSo it is now very simple for anybody, to
ago thought of denoting a unique set of thesesurreptiously monitor your movements, snap your
vertical lines for every such code number, so thatpictures or video of a respectable quality, MMS them
they can be quickly “scanned” by a machine.to your wife or girlfriend or political rivals or even
The vertical lines look like bars and they stand forupload it to YouTube or similar video sharing sites.
the code number so , it began to be called a “barAdditionally, it is now easily possible, even to
code”. The bar code scanner machine, scans suchcontinuosly track your movements (using your own
bar codes and then sends this scanned code numbermobile phone and a sometimes pliant mobile phone
to a computer which decodes it and tells us that theservice provider). Thus one can know, that when
object is , say a box of cereals, or say a shampooyou said you were in an important conference, the
bottle depending on the code number.said "conference", was not in a meeting room, but in
We use this technology almost everyday, when weseedy bar, in a disreputable part of town, with some
are at the checkout counters of supermarkets ornewly picked- up “friends”.
boarding planes using bar coded gate passes.So do you now really believe that an RFID tag in a
RFID is something similar, except that instead of thebottle of pills can invade your privacy ? Sure, your
visual pattern of thick and thin black lines, it has aprivacy is under attack, but not from the RFID tag .
data chip (containing a unique code number) and anIt is being threatened, due to some nosy parker
antenna, in the form of a “tag”, which is affixedsnapping you up on his 2 megapixel cameraphone
to the object, which needs to be identified. It can bewhile you were busy paying for the pills at the corner
conceptually thought of as a “smart” bar code.pharmacy.
Thus the box of breakfast cereals in our exampleThe view from the top is not very pretty
above, will now have an RFID “tag” attached toThe other ubiquitous technology now available all
it, instead of the printed bar code. If the box is nowover the internet is the popular Google Street View.
held near an RFID “scanner”, it will communicateThis part of the Google maps application, allows you
with the RFID tag wirelessly and read its “codeto look at how the street that you are browsing in
number”. The RFID scanner now sends this codeyour Google maps actually looks like, on the ground.
number to a computer, which again looks it up in theTo this end Google has put out (or hired an agency
database, finds that the number belongs to a box ofon its behalf) to install hundreds of cameras in towns
cereals and indicates so.and cities all over the continental United States.
So what’s the big deal? Well for one, theThese cameras stream a continuous movie or
RFID tag can be anywhere on the box or evenpictures, back to the Google servers, which then
“inside” it, the scanner need not physicallydisplay them in the Google Street view application. So
“see” it. Secondly, bar codes can get damagedif you are curious, you can zoom in to a map of your
or stained or become otherwise unreadable, RFIDhome town, zoom in to street view and yes… it is
tags are much more rugged. Thirdly, bar codes canentirely possible that you see yourself stepping
be read one at a time, RFID tags can be readoutside a pharmacy on the street with a bottle of ,
“many at a time”. Fourthly, an RFID tag can“you know what pills” in your hand!
contain millions of possible serial numbers, so that itSurveillance cameras
will be possible to give a unique serial number toThese have multiplied like rabbits everywhere. You
every individual item ever manufactured on thewill find them in airports, supermarkets, bus stations,
planet. I can go on and on, but there is not enoughbanks, ATM kiosks, restaurants and many other
space here, nor is this a paper to tell you about theplaces , including of course on traffic lights. They
advantages of RFID tags, so to summarize, they aremonitor your movements like hawks and who knows
much more useful and versatile as compared to barwhat happens to the reams of film ( or stacks of
codes.hard disks) that are recorded this way? It is
The Privacy and Security issues:something like Big Brother watching you (in the classic
So how did the Privacy advocates come onto thenovel 1984 by George Orwell).
scene? Well, RFID, to the uninformed public, mightOr like the famous number performed by the rock
seem some sinister new technology, that bigband, The Police, which goes like this “Every
corporations might use to gather personal data aboutbreath you take….Every move you make…Every
consumers. About two — three years back, allstep you take….I’ll be watching you”.
the big corporations , especially those sellingNobody has ANY data or documentation, audit trails,
consumer goods, were singing praises about thenothing at all on what happens to all the data so
technology and detailing to the press, how RFIDcollected, that can potentially infringe the
enabled them to “view” their supply chains andindividual’s privacy and other rights.
predict or gauge customer buying patterns andConclusion:
behavior. When the companies said that they wereI am not saying that camera phones are bad and
monitoring customer behavior, they were doing it onshould be banned (as they are now in may offices
an aggregate scale. This means they could find outand government organizations worldwide) or that
that say, customers in Bentonville were buying lesserGoogle Street view is dangerous or that store
razor blades than those in Manhattan, on weekdays.cameras are unnecessary. All I am stating, is that the
Nobody was monitoring the buying habits oftechnology to monitor your movements and actions
INDIVIDUAL customers.exists today, is ubiquitously available and can be used
However in the current environment, after all theproperly, or misused to trample on the
Enron and Worldcom and other corporate fiascos,individual’s right to privacy. This technology is
the public was willing to believe the worst…..thatNOT RFID however.
giant, greedy, faceless and ruthless corporationsRFID technology, by its very nature, is HIGHLY
were monitoring them, using hi tech RFID chips and itUNLIKELY to be misused to infringe on an
was all so..so very outrageous!individual’s privacy (as compared to the other
Of course, the corporates were doing nothing of thetechnologies above).