As you likely know, especially if you’ve followed this blog over the years, most websites are collecting as much data about you as they can, and are using it to their advantage — and sometimes to yours, sometimes not.
In order to understand this, the first thing you should do is explore, what does your digital fingerprint look like? Here are a couple of tools to test this:
As you can see, you’re likely exposing a unique fingerprint wherever you go. Once you’re on one website that has your name, say on Google or Facebook or Amazon, they can tie that to this fingerprint. Then, anywhere else you go online, anyone that has purchased your fingerprint with your name, only needs to see your browser fingerprint, to know that is indeed you.
One step you can take is to resolve this, is to start to setup a privacy centric browser setup.