Once I needed to stand on the dark side of the Internet. I needed to become a different person in the global network. To do this, there are special exchanges where you can buy user cookies in the Chrome browser.
It turns out that there is no special protection in chrome. Special 'programs' quietly scan your data and collect user cookies. All passwords, social networks, mail, all sites and all browser data are stored in plain text format in the form of cookies.
The cost is small up to 50$ you can buy this information. Then this file is simply uploaded to the new clean chrome browser and that's it. You become a different person online. You can see all the data. All correspondence in social networks. Mail and so on.