Police are tapping the surveillance power of everyday devices like cellphones. But the US supreme court has pushed back
Every time we interact with computers, smart devices or electronics, we leave detailed trails of our daily experiences. Law enforcement agencies are beginning to grasp the wealth of information new technologies provide, and courts have already made use of data from Fitbits and pacemakers. In Carpenter v United States, the biggest digital security case in decades, the US supreme court was tasked with deciding whether authorities need a warrant to see a person’s cellphone location data.
Last week, in a 5-4 decision authored by Chief Justice John Roberts, the court held that they do.
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