[pp.int.general] Use Cell Phones in protests
steve at srevilak.net
Wed Jan 22 16:07:35 CET 2014
> As mass riots continued on the streets of Kiev, protesters, as
>well as other people in the area, received a mysterious text message
>on Monday evening.
> “Dear subscriber, you are registered as a participant in a mass
>disturbance,” the message read, as first reported by The New York
>The text came from a number only identified as 111, but the Times
>suggests Ukrainian authorities were behind it. The country’s
>Interior Ministry, however, denied sending the messages, as later
>reported by The Guardian. But regardless of who was responsible for
>the SMS messages, how did they do it? How did they pinpoint only
>certain cellphones in a specific area?
I believe that a Stingray (or similar device) could gather this sort
A stingray is like a faux cell phone tower. The police bring one to
the site of a protest, turn it on, and the Stingray says "hi, I'm a
cellular antenna". Cell phones see this as the nearest cellular
antenna and say "Hi, I'm a cell phone". Now, the police know which
cell phones were in that area.
I know three ways to prevent your cell phone from being "discovered"
by this tactic: leave it home, take the battery out, or carry it in a
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