An investigation exposes data brokers using ads to help track almost any phone

Illustration by Alex Castro / The Verge An investigation conducted by a data privacy group has revealed a vast tracking network that can follow the movements of a person’s phone, according to reports from 404 Media and Krebs on Security. The people-tracking service, called Locate X, reportedly lets users follow a device using its mobile advertising identifier, a unique number assigned to phones.
The New Jersey-based Atlas Data Privacy Corp, which aims to help people remove their personal i