Apparatus, methods, and computer program products are disclosed that determine Rights to an entity. The disclosed technology maintains data structures representing a set of entities. These entities include protected-entities and sensitivity-entities. Each of the sensitivity-entities is associated with a respective sensitivity access-control-list. The sensitivity-entities include a first sensitivity-entity that is associated with a first sensitivity-access-control-list. A first protected-entity being one of one or more of the protected-entities associated with the first sensitivity-entity. The technology evaluates Rights to the first protected-entity with respect to the first sensitivity-access-control-list and enables access to the first protected-entity responsive to the Rights evaluation and presents the first protected-entity when access is enabled.