Facebook Is Giving Advertisers Access to Your Shadow Contact Information
▻https://gizmodo.com/facebook-is-giving-advertisers-access-to-your-shadow-co-1828476051
Last week, I ran an ad on Facebook that was targeted at a computer science professor named Alan Mislove. Mislove studies how privacy works on social networks and had a theory that Facebook is letting advertisers reach users with contact information collected in surprising ways. I was helping him test the theory by targeting him in a way Facebook had previously told me wouldn’t work. I directed the ad to display to a Facebook account connected to the landline number for Alan Mislove’s office, (...)
#Facebook #Instagram #WhatsApp #smartphone #données #BigData #profiling #publicité