user
1. A person, organization, or other entity (including a computer or computer system), that employs the services provided by a telecommunication system, or by an information processing system, for transfer of information.
Note: A user functions as a source or final destination of user information, or both. Synonym subscriber.
2. [Insecurity, a] person or process authorized access to an IS (information system); [an] individual defined, registered, and bound to a public key structure by certification authority.
3. A person who interacts with a system.
4. Any person who interacts with a computer system .
5. Any person who interacts directly with a computer system.
6. Also known as viewer. It denotes the representation of a human or automata IPTV consumer by a set of its configuration and management data – e.g., application views, profiles, passwords, or preferences. A single User has access to one or more Devices. See also IPTV User.