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Fact-Checking the Los Angeles Times

By Mark Roberti

In a recent "Consumer Confidential" column in the Los Angeles Times, David Lazarus raises unnecessary fears of privacy abuse by grossly distorting the facts about radio frequency identification technology and its use in cell phones (see Cell phones to keep track of your purchases—and you).

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Lazarus starts out with this line: "You might not know it, but as of January it became illegal in California for companies to require workers to have devices implanted under their skin that would reveal their whereabouts at all times." Fact: RFID embedded under the skin has a read range of inches, so it can only reveal your whereabouts at all times if someone is following you around with an interrogator. Of course, if they are following you around, they really don't need RFID to monitor your whereabouts.

Then he writes: "The same chip-based technology that California won't allow to be forcibly placed under people's skin will soon be ubiquitous in cell phones…" Well, no. The passive transponders used under the skin don't have the security features built into the Near Field Communication (NFC) systems being introduced in some phones.

And then: "Virtually all leading cell phone makers are already introducing this technology to their handsets." Really? The Near Field Communications Lab lists a grand total of seven models of commercially available and prototype phones, compared to the thousands of models on the market today.

And there's more nonsense: Lazarus writes: "In theory, anyone—or any company or government agency—with a desire to do so would be able to identify you from as much as 300 feet away and track you as you go about your business." Not true—neither in theory, nor in fact. NFC technology used in phones is a short-range technology, designed to allow you to pay for your stuff with your phone, but not for someone at the next checkout counter's stuff. Moreover, many phones have a GPS transceiver in them, which would enable people to be tracked from miles away, so even if it were possible to be tracked with RFID, why would it be so alarming?

Lazarus goes on: "Your cell phone would be constantly broadcasting your location, along with, possibly, your name, address and other potentially sensitive information." Later in the article, he writes: "Tags could be constantly beaming people's name, address and bank account number to anyone capable of picking up the signal, potentially ushering in a new era of identity theft."

Yeah, right. Cell phone companies hope to increase the use of cell phones by transmitting your bank account number to everyone within 300 feet? That seems more like a plan for how to go out of business. Did this guy even think before writing this nonsense?

And it just goes on and on. Lazarus talks about someone in a messy divorce subpoenaing phone company records, which he claims would show "not just where and when you made a purchase, but also precisely where you went afterward, and how long you stayed there." Well, no, RFID can't do that—but the GPS system already in your phone sure can.

Lazarus concludes his article by calling for regulation: "There were more than 243 million wireless subscribers nationwide as of June 2007. Considering the stakes, does anyone really think this is a technology that should be left to the honor system?"

The real question is: "Considering the mistakes in this article, should this guy be giving consumers advice on anything?

Mark Roberti is the founder and editor of RFID Journal. If you would like to comment on this article, click on the link below. To read more of Mark's opinions, visit the RFID Journal Blog or click here.


comments 3 Comments

RFID is one of the least effective forms of human tracking
Mark makes some very salient points about the lack of diligence in the LA Times article. One thing that cannot be ignored is the simple physics behind passive RF communication. The bottom line is that passive RFID is an ineffective way of tracking humans. Clandestine organizations (particularly outside the US) are much more effective at data correlation between mobile phones, credit cards, automobile license plate recognition, etc. to follow people. They have been effectively tracking people for years using these technologies.

Nice work bringing the truth to your audience, Mark.

Patrick Sweeney
patrick@odintechnologies.com
www.odintechnologies.com/blog

Posted By: Patrick Sweeney 3/28/08 at 6:59 AM
"If the user agrees . . ."
Thanks, Lynn. What's interesting to me about your comment is the last part: "If the user agrees." Those who criticize RFID suggest that the phone companies will broadcast your bank account info to all and sundry without your knowledge, yet cell phone providers don't broadcast your location to everyone today. You need to opt in. I fail to understand when people imagine how RFID will be used it is always in some negative way and no one looks to real-world examples to divine how it might be used.

Posted By: Mark Roberti 3/25/08 at 7:25 AM
A-GPS misconceptions
Mark,

You make good points though there are misconceptions about A-GPS built into cellphones and PDAs as well. First, yes, all cell phones have A-GPS though they could be tracked years earlier via an FCC E-911 requirement which required networks to be able to trace back the phones in an emergency. This is done is an emergency only. As for finding people - A-GPS on your phone is done on an 'opt-in' basis. Any cellular and more finite SUPLE (rather than control plane and E-911 LBS applications are only a.) posiilbe if the network is enabled and b.) allowable if the user agrees.

Posted By: Lynn Chaser 3/20/08 at 4:58 PM
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