Friday, April 10, 2020

[Thread] Moxie Marlinspike explains how Apple and Google's contract tracing framework will work in practice (Moxie Marlinspike/@moxie)

Moxie Marlinspike / @moxie:
[Thread] Moxie Marlinspike explains how Apple and Google's contract tracing framework will work in practice  —  First look at Apple/Google contact tracing framework: 1) Once a day, your device derives a new key ("daily tracing key"). 2) It uses that to derive a new “proximity ID” every time your device's bluetooth address changes (15min), which is broadcast to nearby BT sensors. 1/10



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