A GEOFENCE WARRANT TYPO CAST A LOCATION DRAGNET SPANNING TWO MILES OVER SAN FRANCISCO

Summary from the TLDR InfoSec newsletter

The ACLU recently discovered a typo in a geofence warrant that led to the collection of personal information of users in a two-mile span of San Francisco. The ACLU is using this issue to put a spotlight on the overly wide reach of geofence warrants.