MICHAEL C. DACONTA is Director of Web and Technology Services for McDonald Bradley, Inc., where he develops advanced Java systems. He is the author of numerous programming books on C, C++, Java, and XML. KEVIN T. SMITH is a Principal Software Architect at McDonald Bradley, Inc., where he develops Java-based Internet security solutions. DONALD AVONDOLIO is a Senior Architect/Developer at McDonald Bradley, Inc. W. CLAY RICHARDSON is a Senior Architect/Developer at McDonald Bradley, Inc., where he currently serves as a development team lead.