Design and Analysis of Hierarchical Access Control and User Authentication Protocols for Distributed Computer Networks http://127.0.0.1/xmlui/handle/123456789/6584 2026-04-17T13:35:16Z 2026-04-17T13:35:16Z Design and Analysis of Hierarchical Access Control and User Authentication Protocols for Distributed Computer Networks Vanga, Odelu http://127.0.0.1/xmlui/handle/123456789/6585 2016-07-25T05:28:14Z 2016-01-01T00:00:00Z Design and Analysis of Hierarchical Access Control and User Authentication Protocols for Distributed Computer Networks Vanga, Odelu 2016-01-01T00:00:00Z