Despite the availability of powerful mechanisms for security policy and accesscontrol, real-world information security practitioners—both developers and securityofficers—still find themselves in need of something more. We believe that this is thecase because available policy languages do not...

Der Fürstenhof in Wittlich ist eine Komfortwohnanlage für ältere Menschen, in der Bewohnerinnen und Bewohner ein breites Spektrum an Dienstleistungen beziehen können. Der Beitrag stellt das Geschäftsmodell des Fürstenhofs vor und leitet Treiber und Erfolgsfaktoren für das Service-Wohnen...

By the early twentieth century, Schumpeter had already stressed the importance of innovation for a sustainable development of enterprises. Innovation is especially important for information and com-munication technology (ICT) companies as their business model is based on rapidly changing...

In this paper, we propose an approach to transform modelsderived by applying the Design and Engineering Methodology for Organizations(DEMO) into an exchangeable format. DEMO is based ona founded theory, the -theory, and satisfies the requirements to be awell defined domain modeling methodology....