If you make the leap into Grid Computing using Globus Toolkit, you'll want to Globus Toolkit 4: Programming Java Services at your side when you take your first step. + Written for newcomers to Globus Toolkit, but filled with useful information for experienced users. + Clearly placing Globus application development within the context of developing Web Services and Grid standards. + Provides detailed coverage of Web Services programming with the Globus Toolkit Java WAS Core component. + Covers basic aspects of developing secure services using the Grid Security Infrastructure (GSI). + Using a simple, didactic examples throughout the book, but also including more complicated examples, FileBuy applications, featuring a common design patterns found in Globus applications. + Ends with useful reference attachments.