The website then reads the information saved in this file everytime you go to the site once more or click on links in that site to monitor your activities across different pages. In your Google Analytics account, you can filter your landing pages by that query string (ex: ?thisisaquerystring). Query strings are used by web pages to perform features. Jay Stanley, ACLU Senior Policy Analyst, factors out that there has already been in depth research into what we can study about folks from tracking where they give the impression of being, and the results are worrisome. In perhaps essentially the most startling improvement, researchers have developed a product called Sideways that can also work on unusual cameras - besides it doesn’t want to calibrate to each consumer and may even measure multiple people at once. PredictGaze has developed a technology that can be utilized on odd cameras, work in different types of lighting, and supposedly perform at distances of up to 12 ft. Tracking pixels are tiny dots (1 x 1 pixels) stuck onto emails and websites that can detect whether or not a certain piece of content was accessed and the way it was interacted with. There are, in fact, many reasons websites and different actors track you across the web - it’s not simply to entice you to open up your wallet (or bug you).