The three types of attributes in the ABAC model are subject attributes, object attributes, and _________ attributes.

Access control can be defined as a process by which the use of system resources is regulated according to a  __________ and is permitted only by authorized entities.

In digital identity systems, a __________ functions as a certification program.

The basic elements of access control are:  subject, __________, and access right.

  __________ access control controls access based on the roles that users have within the system and on rules stating what accesses are allowed to users in given roles.

A__________is an attempt to learn or make use of information from the system that does not affect system resources.