How tracking pixels work
Link – – jvns.ca
Julia Evans explains how parties like Facebook can follow you around the web.
In this post we’ll experiment a bit and see exactly how Facebook can know what products you’ve looked at online! I’m using Facebook as an example in this blog post just because it’s easy to find websites with Facebook tracking pixels on them but of course almost every internet advertising company does this kind of tracking.
Read more [jvns.ca]
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