What information do cookies contain?

Websites use cookies to store data about the user and their activity on the website. They are created when you visit a website for the first time and when the user revisits the website, data is accessed by the website operator and is used to customize the site for the user.

Cookies contain information such as pages visited on a website, items in the shopping cart, login details, search history and language preferences. They can also collect personally identifiable information such as name, email address, phone number and other personal data that users enter through website forms. 

Other attributes contained in the cookie files include domain name, i.e. the website that has set the cookie, the expiry date or duration, the path, and the security specifications.