Monday, February 28, 2005

How do cell phones reveal our location? A good overview on

If you carry a cell phone, your location is revealed in real-time to your cellphone service. It happens without your noticing it, because the tracking is done transparently as your phone is handed off from cell-tower to cell-tower. You may not realize this, but your cell phone is regularly chatting to the cellphone service giving the service data.

It's a privacy consideration that this is happening, because the information they use can and will be used against you in a court of law.

This article gives a good overview of how it's done:

How Do Cell Phones Reveal Your Location?

(By Brendan I. Koerner; SLATE.COM;
Posted Monday, May 12, 2003, at 2:00 PM PT

Maybe we should keep our phones turned off when we're not planning to use them ??

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