The e-commerce technologies course examines the principles and design of secured e-commerce applications deployment over the world-wide-web systems. Topics include fundamentals of e-commerce infrastructure and implementation, social, ethical and legal considerations in e-commerce, developing application for the world-wide-web, application protocols, e-commerce models, connection and session objects, authentication services, internet security including firewalls, viruses, hacking, design issues of e-commerce, web servers, integrating database services, data transactions between database servers and servers using XML.