So, how are they getting the tracking numbers? Archive: https://archive.today/eiXsX From the post: >>Porch pirates across the country for months have been snatching FedEx packages that contain AT&T iPhones—within minutes or even seconds of delivery. The key to these swift crimes, investigators say: The thieves are armed with tracking numbers. Another factor that makes packages from AT&T particularly vulnerable is that AT&T typically doesn’t require signature on delivery.