Leaked Documents Expose the Secretive Market for Your Web Browsing Data
An Avast antivirus subsidiary sells 'Every search. Every click. Every buy. On every site.' Its clients have included Home Depot, Google, Microsoft, Pepsi, and McKinsey.
https://www.vice.com/en_us/article/qjdkq7/avast-antivirus-sells-user-browsing-data-investigation
https://archive.is/FA8qp