(1) In data communication, an association established between entities for conveying information.
(2) A combination of two endpoints that the virtual private network (VPN) protects and a security policy. Such a connection can exist between any combination of a host and a gateway.
(3) In Open Systems Interconnection architecture, an association established by a given layer between two or more entities of the next higher layer for the purpose of data transfer.
(4) A set of parameters used by HATS to connect to a host application, stored in an .hco file.
(5) A link between two process elements. Connections can be used to specify the chronological sequence of activities in a process.