Think of this situation. You see some product on an online shopping site and then to your surprise, you see similar such products popping as ads while you browse on the internet. This can be called as online tracking. One of the most popular methods of online tracking is using ‘cookies’. When you visit a website, the site stores a cookie so that it can recognise your device in the future. Cookies are information stored by your web browser.
There are two types of cookies fist party cookies and third-party cookies. First party cookies are harmless as they remain on your computer for the very short period. Third party cookies are those notorious cookies which remain on your computer for a longer time; websites and social media apps use these cookies to sell your information to advertisers. So that advertisers target you according to your preference
You may stop these cookies to safeguard your privacy. There three options available: deleting them, blocking them and controlling them. You can delete the cookies from your PC on regular basis but this may cause more irrelevant ads. Because whenever you see an ad a cookie gets stored on your computer so that you won’t see the same ad again. So that when you delete cookies on the regular basis or block them you may end up seeing the same ad again and again. You can control these cookies by changing your browser’s setting and block only third-party cookies.