Cookies are small files that are stored from the central server of the webpage in the hard disc of a computer or another electronic device of the user.
Cookies are unique for each web browser, i.e. Google Chrome, Mozilla Firefox, Internet Explorer et.c. and contain anonymous information that concern sites that the user visits. Generally, cookies perform many functions, as making it easier to browse from one website to another, store your preferences, and generally improve the browsing experience.
Each user of the site has the ability to configure his / her web browser for cookies and their acceptance.