User, Group, and Role Management
To manage the privileges of many different people effectively on the same system, a mechanism for separating people into distinct entities (users) is required, so you can control access on an individual level. At the same time, it’s convenient and efficient to be able to lump users together when granting many different people (groups) access to a resource at the same time. At other times, it’s useful to be able to grant or restrict access based on a person’s job or function within the organization (role). While you can manage privileges on the basis of users alone, managing user, group, and role assignments together is far more convenient and efficient.
User
The term user generally applies to any person accessing ...
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