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I heard form someone at Facebook that they use location data to figure out who you are with. If a group of friends go to a restaurant and nobody checks in Face
by msoad 9y ago
I heard form someone at Facebook that they use location data to figure out who you are with.
If a group of friends go to a restaurant and nobody checks in Facebook will know you are together because all of you opened one of their apps in the same time frame and location.
- smokeyj 9y agoUltrasonic beacons: https://www.schneier.com/blog/archives/2017/05/using_ultrasoni.html https://www.schneier.com/blog/archives/2017/05/using_ultraso...
- chiefalchemist 9y agoWhich is why phone meta data is a big deal. Once you can cross reference numbers, locations, etc. patterns will emerge. For example, you meet with someone every Saturday. At some point your colocation isn't a coinsidence, it's a relationship of some sort. Gather enough data and they'll know more about you than you do.
- qrbLPHiKpiux 9y agoMatch.com has this feature now called "missed opportunities." Shows who you crossed paths with.
- chiefalchemist 9y agoRight. And people are happy to be tracked. SMH
- chiefalchemist 9y agoHa. Speak of the "Don't be evil" devil. Yesterday, I had to turn on my location to use Waze. Today I get a notification from Google to review the venue I was went I turned on my location. That makes me very uncomfortable.