Privacy Analysis of Samsung's Crowd-Sourced Bluetooth Location Tracking System. (arXiv:2210.14702v1 [cs.CR])

We present a detailed privacy analysis of Samsung's Offline Finding (OF)
protocol, which is part of Samsung's Find My Mobile (FMM) location tracking
system for locating Samsung mobile devices, such as Samsung smartphones and
Bluetooth trackers (Galaxy SmartTags). The OF protocol uses Bluetooth Low
Energy (BLE) to broadcast a unique beacon for a lost device. This beacon is
then picked up by nearby Samsung phones or tablets (the {\em finder} devices),
which then forward the unique beacon, along with the …

analysis bluetooth crowd location location tracking privacy samsung system tracking