—The group signature based security scheme is a promising approach to provision privacy in vehicular ad hoc networks (VANETs). In this paper, we propose a novel distributed key m...
Abstract. A method is proposed whereby values for Service Level Objectives (SLOs) of an SLA can be chosen to reduce the sum IT infrastructure cost plus business financial loss. Bu...
Abstract Loosely coupled services are gaining importance in many business domains. However, compared to OO-RPC middleware approaches, emerging technologies proposed to implement lo...
We study the specification of access control policy in large-scale distributed systems. Our work on real-world policies has shown that standard policy idioms such as role hierarc...
: Deadline handling is a fundamental part of real-time computing but has been practiced in ad hoc forms for decades. A general framework for systematic deadline handling in real-ti...