Web Service And XML Security

With the development of electronic business, the requirement of information exchange and transformation between all sorts of applications and companies information flow and fund flow becomes more rich and colourful. In the new environment, we should give up discussing what behalf it will take to us, we should focus on how to accomplish the information exchange and transformation, how to describe these requirements with an easy way and easy to be understood. How to resolve the mutually apply and accomplish commutatively, take electronic business to the universal, is a problem we are facing with.As an intermediate information exchange and transformation format, XML can act a platform independent role and display essential function. At the same time, the development of applications requirement strong security, how to keep the information secret during the process of transmission, is also an important aspect of the XML application.Web Service is based on the network distributed componets, it plays special tasks and obeys special technology criterion which can interactive with copatible componets.This article introduces WEB service, XML data transformation, XML digital signature and XML data encryption, demonstrate the use of XML data transformation, XML digital signature, and XML data encryption, confirm the whole process of electronic business.