Computer support services (programming and software installation, repair and maintenance services); computer rental; computer consultancy services; computer programming; 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 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; recovery of computer data; rental of computer software