Service-orienting computing systems refer to computing and information systems that are developed in service-oriented architecture, service-oriented computing paradigm, and service-oriented development lifecycle. The development of service-oriented computing systems is completing the first decade in its lifespan. Service-oriented computing systems started with the concept of Service-Oriented Ar...

As Service Oriented Architectures (SOA) and Web services are becoming widely deployed, the problematic of security is far from being solved. In an attempt to address this issue, the industry proposed several extensions to the SOAP protocol that currently reached different levels of standardization. However, no architectural guidelines have yet been proposed. In this paper we first outline the s...