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Everyone knows your location: tracking myself down through in-app ads

(timsh.org)
1957 points apokryptein | 1 comments | 02 Feb 25 17:07 UTC | HN request time: 0.201s | source
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theptip ◴[02 Feb 25 17:58 UTC] No.42910331[source]▶
> Why do they need to know my screen brightness, memory amount, current volume and if I'm wearing headphones?

This is clearly adding entropy to de-anonymize users between apps, rather than to add specificity to ad bids.

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1. ErigmolCt ◴[03 Feb 25 07:59 UTC] No.42915971[source]▶
Combine this with IP, timestamp, and some behavioral patterns, and you’ve got an extremely robust tracking mechanism that operates outside of explicit consent mechanisms.