Tag: dirtboxes

From Stingrays to Dirt Boxes: Evolving Surveillance Techniques

Last week I wrote about deceptive law enforcement techniques, focusing on new details about law enforcement's use of stingray devices. The devices are small enough to fit in an undercover vehicle. The device creates a very strong but fake cell tower signal which causes phones nearby (perhaps in the whole neighborhood) to connect to it. When the phones connect, the device then captures a lot of personal information. This is particularly helpful to police when they suspect a certain person of say dealing drugs, and know where he is, but don't know his phone number, because he gets a new throw-away phone every few weeks. But it's problematic because the device is capturing the same personal information from all phones in the area. It's a dragnet.

Move over, stingrays. The Wall St Journal reports similar devices called "dirtboxes" are being used by agents on airplanes, allowing them to capture the data on thousands of cell phones during the course of a single flight. [More...]

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