C

CGI

See Common Gateway Interface.

challenge/response authentication

A method of authentication in which a server uses challenge/response algorithms and Windows NT security to control access to resources. See also Basic (clear-text) authentication; encryption.

clear-text authentication

See Basic (clear-text) authentication.

Common Gateway Interface (CGI)

A standard interface for HTTP server application development. The standard was developed by the National Center for Supercomputing Applications.

connection-oriented protocol

A network protocol with four important characteristics: the path for data packets is established in advance; the resources required for a connection are reserved in advance; a connection's resource reservation is enforced throughout the life of that connection; and when a connection's data transfer is completed, the connection is terminated and the allocated resources are freed.