You’ve probably heard the phrase “if you’re not paying for it, you’re the product.” With free web services, that’s especially true. Advertisers and data brokers collect data about where you go and what you view online, and they use data that your browser freely supplies to create a fingerprint that uniquely identifies you. As a result, they know where you go, what you click on, and what you buy. Unlike other tracking techniques, browser fingerprinting leaves no traces and happens…








