Krishnaraj Perrumal is founder and director of Adarsh Softech. He has successfully developed and managed a number of software projects and e-projects, and his programming experience spans 15 years. He regularly gives presentations on Java technology, XML, information systems security, and audit. He is a Sun Certified Java Programmer, a Certified Novell Netware Engineer, and a Certified Information Systems Auditor.�He spends most of his time providing consultancy and solutions for computer security, in addition to web development. IT constitutes both his profession and his hobby.