3 ms·
Yes, many devices use rotating keys for this exact reason (search keyword: Resolvable Random Private address).
by adhesive_wombat 5y ago
Yes, many devices use rotating keys for this exact reason (search keyword: Resolvable Random Private address).
- a-dub 5y agoahh, interesting. so i'm guessing the whole privacy preserving digital contact tracing system was just capturing these randomly rotating keys (presumably with some signal strength filter and perhaps tuning of the frequency of key rotation) that were already beaconing out as part of having the bluetooth stack turned up. cool.