In
telecommunications
Telecommunication is the transmission of information by various types of technologies over wire, radio, optical, or other electromagnetic systems. It has its origin in the desire of humans for communication over a distance greater than that fe ...
, a user is a person, organization, or other entity that employs the services provided by a
telecommunication
Telecommunication is the transmission of information by various types of technologies over wire, radio, optical, or other electromagnetic systems. It has its origin in the desire of humans for communication over a distance greater than that fe ...
system, or by an
information
Information is an abstract concept that refers to that which has the power to inform. At the most fundamental level information pertains to the interpretation of that which may be sensed. Any natural process that is not completely random ...
processing system, for transfer of information.
A user functions as a source or final destination of
user information
User information is information transferred across the functional interface between a source user and a telecommunications system for delivery to a destination user.
In telecommunications systems, user information includes user overhead informat ...
, or both. A user ''may'' also be the
subscriber, i.e. the
customer paying for the service.
User is also a person or process accessing an
AIS AIS may refer to:
Medicine
* Abbreviated Injury Scale, an anatomical-based coding system to classify and describe the severity of injuries
* Acute ischemic stroke, the thromboembolic type of stroke
* Androgen insensitivity syndrome, an intersex ...
by direct connections (e.g., via terminals) or indirect connections. "Indirect connection" relates to persons who prepare input data or receive output that is not reviewed for content or classification by a responsible individual.
Sources
* {{FS1037C MS188
*
National Information Systems Security Glossary Committee on National Security Systems Instruction No. 4009, National Information Assurance Glossary, published by the United States federal government, is an unclassified glossary of Information security terms intended to provide a common vocabula ...
See also
*
User (computing)
A user is a person who utilizes a computer or network service.
A user often has a user account and is identified to the system by a username (or user name). Other terms for username include login name, screenname (or screen name), accoun ...
Telecommunication theory