【66-70】originally introduced by netscape communications， （66）are a general mechanism whichhttpserverside applications， such as cgi （67）， can use to both store and retrieve information on thehttp（68）side of the connection. basically， cookies can be used to compensate for the （69）natureofhttp.the addition of a sample， persistent， client-side state significantly extends the capabilitiesofwww-based （70） .
