Abstract-- Sharing data among collaborators in widely distributed systems remains a challenge due to limitations with existing methods for defining groups across administrative dom...
—Multicasting has not been widely adopted until now, due to lack of access control over the group members. The Authentication, Authorization and Accounting (AAA) protocols are be...
IP Multicast is best known for its bandwidth conservation and lower resource utilization. The classical model of multicast makes it difficult to permit access only to authorized ...
Abstract. Access control within a ubiquitous networking environment is a critical issue. Traditional access control methods have mainly relied on the authentication of registered u...
It is a challenging task to provide Quality of Service (QoS) control for a shared high-speed downlink packet access (HSDPA) wireless channel. In this paper, we first propose a ne...