The heterogeneous nature and independent administration of geographically dispersed resources in Grid, demand the need for access control using fine-grained policies. In this pape...
Elisa Bertino, Pietro Mazzoleni, Bruno Crispo, Swa...
Given current complexity of Grid technologies, the lack of security of P2P systems and the rigidity of VPN technologies make sharing resources belonging to different institutions s...
Wide-area distributed systems like computational grids are emergent infrastructures for high-performance parallel applications. On these systems, communication mechanisms have to ...
As Cloud Computing becomes prevalent, sensitive information are being increasingly centralized into the cloud. For the protection of data privacy, sensitive data has to be encrypte...
A lot of recent work has dealt with improving performance of content searching in peer-to-peer file sharing systems. In this paper we attack this problem by modifying the overlay ...