a small file downloaded to your computer when you browse a web page. Cookies hold information that can be retrieved by other pages at the site.
information stored on a user's computer by a web browser at the request of software at a web site.Web sites use cookies to recognize users who have previously visited them. The next time the user accesses that site, the information in the cookie is sent back to the site so the information displayed can vary depending on the user's preferences. Cookies are not a security risk because they only store information that came from the web site or was sent to it by the user.
The term cookie comes from a 1980s prank computer program called Cookie Monster that would interrupt users and demand that they type the word "cookie" before continuing.