Because the idea is that when you test positive, you upload DTKs for all days yo... | Hacker News

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		drrotmos on April 11, 2020 \| parent \| context \| favorite \| on: Leakage paths for the Apple / Google Bluetooth tra... Because the idea is that when you test positive, you upload DTKs for all days you could have been contagious, so that includes historical keys.

gruez on April 11, 2020 | [–]

Why not randomly generate a key for each day and store the keys for the last n days? 16 byte keys for 60 days is less than a kilobyte.

awinter-py on April 11, 2020 | [–]

ohhhh makes sense. I'll update the post

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