Since the inception of service-oriented computing paradigm, we have witnessed a plethora of services deployed across a broad spectrum of applications, ranging from conventional RP...
The situation in engineering security for Web services that access databases is as follows: On the one hand, specifications like WSSecurity are concerned with the security managem...
Martin Wimmer, Daniela Eberhardt, Pia Ehrnlechner,...
The growing diffusion of portable devices enables users to benefit from anytime and anywhere impromptu collaboration. Appropriate policy models that take into account the dynamici...
In traditional access control models like MAC, DAC, and RBAC, authorization decisions are determined according to identities of subjects and objects, which are authenticated by a ...
This paper introduces a context-aware authorization architecture that is designed to augment existing network security protocols in an Intranet environment. It describes the archi...