Design and Analysis of Hierarchical Access Control and User Authentication Protocols for Distributed Computer Networks http://127.0.0.1/xmlui/handle/123456789/6584 Thu, 16 Apr 2026 14:33:13 GMT 2026-04-16T14:33:13Z Design and Analysis of Hierarchical Access Control and User Authentication Protocols for Distributed Computer Networks http://127.0.0.1/xmlui/handle/123456789/6585 Design and Analysis of Hierarchical Access Control and User Authentication Protocols for Distributed Computer Networks Vanga, Odelu Fri, 01 Jan 2016 00:00:00 GMT http://127.0.0.1/xmlui/handle/123456789/6585 2016-01-01T00:00:00Z