Reproduced with kind permission of Prentice Hall
Web Services: A Technical Introduction
Chapter 4: Web Services and Enterprise Computing
ISBN: 0130461350
Author(s): Harvey M. Deitel, Paul J. Deitel, B. DuWaldt, L. K. Trees
Written for IT managers, software developers and business professionals alike, this guide explains thebusiness and technology of Web services. Begin with an explanation of what Web services are, howthey differ from previous computing paradigms and what benefits they offer. Explore Web servicesbusiness models?including B2B and B2C scenarios?and the core standards that enable them:XML, SOAP, WSDL and UDDI.

Understand the strategies of key industry players, including Microsoft® , Sun® Microsystems, IBM®,Hewlett-Packard and BEA Systems; then move on to detailed treatments of .NET and Java ? Webservices. Learn about Web-services security, the risks involved and the technologies that can secureyour infrastructure. Numerous case studies explain how Web services enable organizations to increaseefficiency, create new revenue streams and interact with customers and business partners moreeffectively. Appendices contain Visual Basic® .NET and Java LIVE-CODE? implementations of Web-services-based applications.