Who Can Find My Devices? Security and Privacy of Apple's Crowd-Sourced Bluetooth Location Tracking System

3 Mar 2021 Alexander Heinrich Milan Stute Tim Kornhuber Matthias Hollick

Overnight, Apple has turned its hundreds-of-million-device ecosystem into the world's largest crowd-sourced location tracking network called offline finding (OF). OF leverages online finder devices to detect the presence of missing offline devices using Bluetooth and report an approximate location back to the owner via the Internet... (read more)

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  • CRYPTOGRAPHY AND SECURITY
  • NETWORKING AND INTERNET ARCHITECTURE