This paper presents ongoing research and current results on the development of flexible access control infrastructures for complex resource provisioning in Grid-based collaborativ...
Yuri Demchenko, Leon Gommans, Cees de Laat, Arie T...
ions and concepts that let applications access and share resources and services across distributed, wide area networks, while providing common security semantics, distributed resou...
Ian T. Foster, Carl Kesselman, Jeffrey M. Nick, St...
In this paper we sketch a framework supporting contract enactment within the context of virtual organisation units that are dynamically created in order to achieve a common object...
Theodosis Dimitrakos, Ivan Djordjevic, Zoran Milos...
Security services in a multi-user environment are often based on access control mechanisms. Static of an access control policy can be formalised using abstract algebraic models. W...
Abstract—Cloud systems provide a cost-effective service hosting infrastructure for application service providers (ASPs). However, cloud systems are often shared by multiple tenan...