Understanding browser tracking Whenever you use the Internet, you leave a record of the websites you visit, along with each and every thing you click. To track this information, many websites save a small piece of data—known as a cookie —to your web browser. In addition to cookies, many websites can use your user accounts to track browsing activity. While this type of browser tracking doesn't pose a serious risk to your online security, it's important to understand how your online data is tracked and used. Watch the video below to learn more about browser tracking. Why do websites track browsing activity? There are many reasons a website might track your browsing activity. In some cases, it's simply to make your browsing experience faster and more convenient. But this data can also be used to determine your browsing habits and preferences—information that is frequently used by advertisers in determining what ads to show you online. Here are a fe...