There is one tracking technique that is the hardest to block or bypass — it identifies you by your device, your browser, even the fonts...

Every time you open a browser, scroll through social media, or even check the weather online,  you’re being watched. Behind the scenes, websites and apps are quietly collecting details about what you search for, what type of content or sites you click on, on which of them you spend a lot of time, and which you leave quickly. Even what kind of device and browser you use is being tracked. This information is then used to build a digital version of you   — a detailed profile tha