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Large-scale organizations often use role-based hierarchical systems for managing human resources. Meanwhile, secure communication is an essential element in protecting an organization's intellectual property. In this paper, we propose a solution to the problem of securing group communication (i.e. multiple-peer communication) along with the difficulty of managing such communication system in a large-scale...
Building a secure group communication system is an active research topic. Several studies have focused on achieving a good level of privacy among a group of people via agreement on a shared encryption key. However, there is not much work published on easily manageable, simple, and effective systems that can provide secure communication in a role-based environment. In this paper, we propose a comprehensive...
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