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Category: tracking

Stingrays

This weekend, the Charlotte Observer ran this article, entitled Charlotte Police Investigators Secretly Track Cellphones. The article concerns the use of so-called stingrays, also known as IMSI catchers or cell […]

Authentication and GPS Tracking

I’ve had more and more questions about introducing GPS tracking data in criminal trials. When I think about digital evidence, I think about authentication as the first hurdle. This post […]

Testimony about Tracking

More and more criminal cases involve electronic tracking. Sometimes the defendant is tracked using GPS, other times using cell site location information. Either way, interesting evidentiary questions arise. May an […]

Cell Phone Tracking

I’ve had several questions lately about the authority of law enforcement to track a suspect by obtaining information about contacts between the suspect’s cellular telephone and cellular towers. I’m also […]