A permission is the right to access one or more system objects. A role is a group of permissions. Roles can be assigned to any user or user group, and a user or user group can have more than one role. Unlike hierarchical users, a role does not contain another role.
Security: User roles, accounts, and permissions - IBM
www.ibm.com > docs > getting_started > overview_security
User Roles are permission sets that control access to areas and features within the Professional Archive Platform. Each User account requires a Role assignment.
Articles What are User Roles? - Smarsh Central
central.smarsh.com > article > What-are-User-Roles
How to design a hierarchical role based access control system
1. Roles can be assigned to group permissions.
2. If the role does not have a permission entry then it is automatically denied.
3. A user can be given overriding permissions.
4. A users overriding permissions is either a grant or deny.
How to design a hierarchical role based access control system stackoverflow.com > questions > how-to-design-a-hierarchical-role-based-a...
A role it is a symbolic value that is used to indicate a behavior and a set of actions (permissions) associated with this behavior. For example, a typical role is what distinguishes an administrator or a user who can only see (an observer),. A permission is the elementary level of action that is allowed to make.
Yii2 - RBAC, Difference between Roles and Permissions
stackoverflow.com > questions > yii2-rbac-difference-between-roles-and-p...