User authentication services using single sign-on technology for online software applications; Database design and development; Technology consultation in the field of artificial intelligence; Research and development of computer software; Computer software design; Consultancy in the design and development of computer hardware; Electronic data back-up services; Data conversion of electronic information; Computer programming; Updating and design of computer software; Design and development of electronic data security systems; Technical advisory services relating to computer programs; User authentication services using technology for e-commerce transactions; Database development services; Design and development of single sign-on software; Computer services, namely, designing and implementing web pages for others