ACLU challenges 'stingray surveillance' that allows police to track cellphones

The Electronic Frontier Foundation, an advocacy group, submitted an amicus brief with the ACLU, calling stingrays "the biggest technological threat to cellphone privacy that you don't know about".

Rory Carroll

Thursday, March 28, 2013

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The Guardian

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ACLU challenges 'stingray surveillance' that allows police to track cellphones

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