Application Of Web Service On Dynamic E-business

It has been a tendency of software that software is namely services. Dynamic e-business on the base of Web Services is as the result of this idea. Its appearance indicates that human beings has put in the new era in the application program technology, it represents the grand development of the combination of internet and business, and at the same time it brings much benefit to our life and economical activities. We will enjoy perfect services without out. Above all comes true on the base of the combination between tight coupling and efficient n floors computer technology and message oriented and loose coupling web concept. It emphasizes the interaction among programs and the need to replace traditional "inside-out" development by programmers with "outside-in" development by users. By it, companies can pack their business as components and then integrate these components dynamically according to the business process.This paper researches at large the theory foundation about web service to the application of dynamical e-business and its three kernel technologies: soa, the model realized of wsdl, uddi and soap under dynamical e-business. Dynamical e-business on Web service is based on the soa, and its wsdl, uddi and soap incarnate business service provider, business service broker and business service requester. And this paper involves security problems related momentously with web service on dynamical e-business. They include authentication and authorization, message integrality and signature and message confidentiality and encryption. The paper not only involves the application web services of dynamical e-business in theory, but also designs their system model in-depth and in-width from which the author validates the research of dynamical e-business on web services.