Quality of service specification and management for XML Web services

Summary form only given. This tutorial will introduce the participants to the area of QoS specification and management for XML Web services. It will explain the importance of this topic and why the widely used basic Web service technologies are not enough. Further, it will give an overview of a number of languages developed for QoS specification for Web services, as well as a number of research infrastructures, industrial products, and standardization proposals that offer some forms of QoS management for Web services. The achieved results and open topics for future research will be critically analyzed.