online tracking

What is online tracking?

Read the page on online tracking written by the Federal Trade Commission (FTC) of the US: Online Tracking | Consumer Information – consumer.ftc.gov
Also worth checking: Understanding browser tracking written by the Goodwill Community Foundation (GCF) – edu.gfcglobal.org

Tracking methods

– Cookies (in particular third-party cookies) – link
– Flash cookies (becoming obsolete as of 2018, since Flash Player is widely abandoned) – link
– JavaScript scripts (such as Google Analytics, New Relic, Quantserve to name a few)
– Web beacons (or tracking pixels) – link

Links worth checking out

https://www.ghostery.com/lp/study/
https://www.consumer.ftc.gov/articles/0042-online-tracking
https://www.theguardian.com/technology/2012/apr/23/cookies-and-web-tracking-intro
https://www.eff.org/deeplinks/2009/09/online-trackers-and-social-networks
https://www.digitaland.tv/blog/what-is-tracking-pixel-ht/

My personal recommendations to defend against online tracking

Here are some infographics. While they contain some useful information, don’t do everything they say (such as installing Adblock Plus, instead opt for uBlock Origin).
Click on the image for full-size.