A cookie is a small amount of information that’s downloaded to your computer or device when you visit certain websites or web applications.
Cookies allow you to authenticate and access secure areas, and web-application uses these cookies to remember your actions and preferences (such as your Orders, User Settings etc.). The use of these cookies is essential for this web application to work.
It is possible to disable cookies in your browser, however, without enabled cookies this web application can not provide it's service.