Computer security services (design and development of secure computer hardware, software and systems); computer security services (programming and software installation repair and maintenance services); computer software (consultancy in the field of -); computer software (installation of ); computer software (maintenance of ); computer software (repair of -); computer software (updating of ); computer software design; computer support services (computer hardware, software and peripherals advisory and information services); computer support services (programming and software installation, repair and maintenance services); design and development of computer software (for others); information technology (IT) services (computer hardware, software and peripherals design and technical consultancy); installation of computer software; maintenance of computer software; on-line provision of web-based software; providing information, including on-line, about design and development of computer hardware and software; rental of computer software; repair of computer software; software (rental of computer ); software (updating of computer ); software design (computer )