Re: Position escrow

[Jonathan Wienke <JonWienk@ix.netcom.com>]

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At 04:43 PM 4/21/98 -0700, Lucky Green wrote:
>On Tue, 21 Apr 1998, Phil Karn wrote:
>
>> This is a really difficult issue. Even the most diehard cypherpunk
>> cannot doubt the usefulness of a cellular position reporting
>> capability in an emergency situation, when the user *wants* the cops
>> or whoever to know where he is.  The big problem is how to keep it
>> from being used (or abused) for "law enforcement" purposes without the
>> consent of the user.
>
>Usfull != good idea. If the information is available for some purposes, 
>it is, or soon will, become available for other purposes. The only way to 
>prevent this is to not make the information available for *any* purpose.
>
>I gladly take the cellphone without 911 locator over the cellphone with 
>24/7 postion escrow. Furthermore, I content that there is no middle 
>ground between the two. Assuming of course the phone doesn't have an 
>active locator device that can be enabled using a special 911 button.
>
>YMMV.

Regardless of the type of phone, the cell stations can be designed to do
time-of-arrival comparisons on the signal transmitted from the phone and
calculate a reasonably accurate position.  If you don't want your location
known, don't transmit.


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Jonathan Wienke

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3312 6597 8258 9A9E D9FA  4878 C245 D245 EAA7 0DCC

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)]}\EsMsKsN0[lN*1lK[d2%Sa2/d0<X+d*lMLa^*lN%0]dsXx++lMlN/dsM0<J]dsJxp"|dc`