This paper proposes a cryptographic mechanism for metering the duration and/or the number of instances of running a data process. This mechanism has the following property: knowing...
Today’s distributed e-commerce applications typically rely upon various technologies in their realization, including the web, scripting languages, server-side processing and an ...
Abstract. Web services constitute a dynamic field of research about technologies of the Internet. WS-BPEL 2.0, is in the way for becoming a standard for defining Web services orche...
Abstract. The acceptance of UML as a de facto standard for the design of object-oriented systems, together with the explosive growth of the World Wide Web has raised the need for U...
Business processes usually span beyond the boundaries of single operations and many a process spans even beyond the boundaries of organizations. Web Service orchestration or chore...