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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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atum47 ◴[02 Feb 25 23:10 UTC] No.42912850[source]▶
Reddit app has no permissions on my phone, but the feed suggests communities based on my location never the less. I've been traveling for the last two months, every city I've been has been suggested
replies(2): >>42914300 #>>42916791 #
1. scarface_74 ◴[03 Feb 25 02:33 UTC] No.42914300[source]▶
It’s just an IP look up. I travel a lot and you can tell where certain podcast episodes were downloaded based on dynamic ad insertion