Using XML with Legacy Business Applications

Some General Observations about Security

It isn't enough just to create or process XML documents; you have to exchange them with other applications. When those applications are under the control of other organizations, we've moved into the area of what is broadly called “electronic commerce.” Since that's the primary focus of my consulting practice, I can't quite close this book without saying a bit about it. However, I won't say very much. Most of the end user target audience for this book, and the people who develop applications for them, aren't given very many choices. They do what large customers or government agencies require. I would like to help you understand why those organizations are telling you to do certain things and, if they do ...