#privacy #PersonalInformation #TikTok #Facebook #Uber #Lyft #WebBugs "Tracking pixels are small lines of code embedded in images on a site’s interface. They allow companies to see users’ behavior and collect valuable information for advertising efforts.... What [Professor David] Choffnes and his colleagues uncovered was that these pixels were inadvertently collecting data from private application web forms and then sending that data directly to Meta and TikTok." https://news.northeastern.edu/2024/11/15/uber-privacy-social-security-leak/