Conventional approaches to manage and control security seem to have reached their limits in new complex environments. These environments are open, dynamic, heterogeneous, distribut...
Anton Naumenko, Artem Katasonov, Vagan Y. Terziyan
Grid computing is emerging as a new infrastructure to provide collaborative and secure resource sharing over multiple geographically distributed organizations. In this scenario, r...
Tania Gomes Ramos, Alba Cristina Magalhaes Alves d...
Current collaborative work environments are characterized by dynamically changing organizational structures. Although there have been several efforts to refine work distribution, ...
Scientific workflows are a powerful programming technique for specifying complex computations using a number of otherwise independent components. When used in a Grid environment, ...
In conventional security systems, protected resources such as documents, hardware devices and software applications follow an On/Off access policy. On, allows to grant access and ...