An HTTP cookie (also called web cookie, internet cookie or browser cookie) is a small text-based file that a web server may request to store on the visitor’s computer and containing information.

Cookies are usually used to improve the site for the user. There are two types of cookies: One type saves a file that is left on the visitor’s computer. For example, it is used to customize a site according to the visitor’s wishes, choices and interests. The other type is called session cookie. Meanwhile, a visitor is on a webpage, temporarily stored in the visitor’s computer’s memory. Session cookies disappear when you turn off their browser program. If you do not accept the use of cookies, you can turn off cookies through your browser’s security settings. You can also set the browser to get a warning every time the site tries to create a cookie on your computer.

More information about cookies and electronic communications can be found on the Post och Telestyrelsen/National Post and Telecom Agency’s websiteThe website provides good information about how to handle cookies in different browsers.