The two tools they use to follow you around the Internet are device fingerprinting and cookies. The more data they have, the better they can show you ads specifically tailored to you. Similar to Google, advertisers and trackers want to record as much of your online browsing as possible. While having a company directly record your browsing history is a risk (see Google Chrome), the more common threats to your privacy come from online advertisers and third-party trackers. In this article, we explain how browsers capture so much information and which web browsers in 2021 are best at keeping your browsing history safe from data-hungry tech companies and advertisersįurther reading: Easy steps to improve your internet privacy How you are tracked onlineīefore examining the impact your browser can have on your privacy, you need to understand how your online activity is monitored. This is why it’s so important to only use browsers you know will protect and improve your internet privacy. Anyone who has access to your web browser can have a window into your income, your political leanings, and even your sexual preferences. As such, it knows precisely what sites you have visited, how long you spent browsing them, and what you clicked on (or almost clicked on). Your web browser is the vehicle that carries you around the Internet to your desired websites.