Advertising networks very often set such cookies with the permission of the website operator, whereby they can be linked directly to the websites of such companies. Thus, such third parties may be able to track your browser across other websites and create a profile with your interests. especially if you are logged into your social media accounts while surfing. This can also affect the content you see on other websites you visit. Such advertising tools also allow us to deliver ads to people on other websites or in social media who have previously visited our website (also “retargeting”).