“…The case company, Metso Paper Inc. specializes in pulp and paper industry processes, machinery, equipment, related know-how, and after sales services. There is a need for the cross-organizational secure provisioning of maintenance services by experts who are usually on the move, and who have only their handheld devices, or laptops in the best case [Pulkkinen et al, 2007]. The maintenance experts use mobile phones, PDAs, laptops to access traditional web services that provide functionality for the condition monitoring, billing, maintenance, faults analysis, repair management, and other activities.…”