Web-based technologies play a pivotal role in the conceptualization and realization of e-business and e-commerce. The technologies have fundamentally revolutionized ways to analyze, develop and manage the underlying information systems. With the accelerated pace of adoption of Web-based technologies by leading companies worldwide, many such technologies have been serving increasingly mission-critical roles in the current and future global economy. Therefore, it requires a thorough study of many aspects of such technologies that include semantic Web, Web-based services, Web applications; Web enhanced business information systems, e-education specialists, Information security, and other Web related technologies. The proceedings of NWeSP 2005 provides a platform for authors to contribute to the body of knowledge on the Web-based technologies and their practices. It contains many interesting papers exploring and demonstrating the ideas on the many aspects of Web-based technologies. More importantly, it also provides real world examples to illustrate the advanced practices of such technologies. NWeSP 2005 covers the current state of the art, future trends and illustrative cases of Web services technologies, best practices and their adoptions in real world applications.