ROLE-BASED ACCESS CONTROL METHOD AND APPARATUS IN DISTRIBUTION SYSTEM

摘要

A role-based access control apparatus for use in a distribution system including a plurality of nodes, includes a role manager configured to assign the role of a publisher, which processes a request for a data transfer, to a node, and the role of subscribers, which request the data transfer, to remaining nodes, the role relationship between the plurality of nodes being transmitted to the remaining nodes playing the roles of subscribers and the requested data from the remaining nodes being transmitted to the remaining nodes based on the role relationship; and a role monitor configured to manage the role relationship assigned to the plurality of nodes.