Require Police to Get a Warrant to Search ALPR Data

This post was co-written by Andi Cao, an EFF legal intern. Automated license plate readers (ALPRs) are mass surveillance. They photograph every passing car and log where and when it was captured, building a searchable record of where nearly everyone drives. Cities should not buy them, and cities that already have them should shut them down. Where these systems still operate, courts and state…