L. Walker This paper discusses the use of service-oriented architecture (SOA) as one of the key elements supporting business transformation at IBM. It describes the internal SOA strategy, SOA governance, organizational impacts, and several IBM internal SOA case studies. The top-down and bottom-up approaches to promoting SOA within the enterprise are also illustrated, along with a set of SOA bus...

Service-oriented infrastructures pose new challenges in a number of areas, notably with regard to security and dependability. BT has developed a combination of innovative security solutions and governance frameworks that can address these challenges. They include advances in identity federation; distributed usage and access management; context-aware secure messaging, routing and transformation;...

Organizations are moving rapidly towards Service-Oriented Architectures (SOAs). Benefits include cost reduction through reuse, better integration through standardization, and new business opportunities through agility. The successful implementation of an SOA requires not only protocols and technologies like SOAP and WSDL but also support for the processes of creating, validating and managing se...

In the Future Internet vision, multiple services coming from heterogeneous organizations have to collaborate together in order to achieve the customers’ demands from both functional and non-functional point of view. Hence, it is necessary, within an organization, to put in place an interoperable approach that ensures the best functioning control and selection of services. This paper presents a ...

The industrial development of real-world business applications that are based on service-oriented architecture (SOA) is subject to technological and organizational requirements. The paper describes an approach that tackles these requirements by ideas from model-driven development (MDD). The approach consists of a metamodel accompanied by modeling guidelines, a governance process ensuring that t...

The paper analyses the topic of service system productivity and profitability. Main focus of the research is self-service area, namely, the increase of ATM network productivity. Paper presents performance evaluation of self-service systems and improvement model for its increasing profitability. This model combines internal and external quality criteria and provides detailed understanding of the...