access A subject’s ability to view, modify, or communicate with an object. Access enables the flow of information between the subject and the object.
access control Mechanisms, controls, and methods of limiting access to resources to authorized subjects only.
access control list (ACL) A list of subjects that are authorized to access a particular object. Typically, the types of access are read, write, execute, append, modify, delete, and create.
access control mechanism Administrative, physical, or technical control that is designed to detect and prevent unauthorized access to a resource or environment.
accountability A security principle indicating that individuals must be identifiable and must be held responsible for their actions. ...