Every Step You Fake
Citizen Lab research partner Open Effect today announced the release of the full report detailing our year-long research collaboration into the privacy and security of wearable fitness tracking devices.
https://openeffect.ca/reports/Every_Step_You_Fake.pdf
All studied fitness trackers except the Apple Watch were vulnerable to Bluetooth MAC address surveillance
Some applications failed to use transit-level security for one or more data transmissions, leaving user data exposed.
Others routinely sent out the user’s precise geolocation for reasons not made obvious to the user.