In hierarchical distributed systems, shared data access can be controlled by assigning user groups single cryptographic keys that allow high level users derive low level keys, but...
This paper presents the Pareto Calculator, a tool for compositional computation of Pareto points, based on the algebra of Pareto points. The tool is a useful instrument for multidi...
In spite of significant work on real-time content distribution, providing consistent service quality across the Internet remains a challenge. Multicast applications further exace...
—Job monitoring in Grid systems presents an important challenge due to Grid environments are volatile, heterogeneous, not reliable and are managed by different middlewares and mo...
— As Internet computing gains speed, complexity and becomes ubiquitous, the need for precise and accurate time synchronization increases. In this paper, we present a characteriza...
Cristina D. Murta, Pedro R. Torres Jr., Prasant Mo...