What are cookies?
Cookies are small text files that websites store on your computer or mobile device when you start using the site. This will allow your site to remember your preferences and actions you have done for a certain amount of time (such as login information, language, font size, and other display preferences), so you don´t have to re-enter this information and jump from page to page.
What cookies we use
ASP.NET_SessionId - Short-term identification of the current server-side visit to a website.