Installation of communications network instruments; Installation of computers; Installation of data network apparatus; Information technology (IT) services (computer and computer peripherals installation and maintenance); Computer support services (installation, repair and maintenance of computer hardware and peripherals); Installation, maintenance and repair of computer peripherals; Maintenance and repair of computers; Maintenance and repair of data communications networks; Computer support services (advisory and information services in relation to the repair, maintenance and installation of computer hardware and peripherals); Maintenance services relating to computer hardware

Computer virus protection services; Computer security consultancy; Computer security engineering; Computer security services (design and development of secure computer hardware, software and systems); Data security consultancy; Internet security consultancy; Network security services (test and risk assessment of electronic networks); Security risk assessment services relating to computer systems; Computer support services (programming and software installation, repair and maintenance services); Computer support services (software advisory and information services); Back-up (copying) of computer data; Computer disaster recovery services; Security assessment services for computer networks; Computer security services (testing and risk assessment of computer networks); Computer network services; Data encryption services; Data security services (firewalls); Data storage, other than physical storage; Development of systems for the storage of data; Diagnosis of faults in computer software; Disaster recovery services for data communications systems; Electronic monitoring of credit card activity to detect fraud via the internet; Electronic monitoring of financial transactions and activities to detect suspicious, fraudulent or unlawful transactions and activities; Electronic monitoring of personally identifying information to detect identity theft via the internet; Hosting of databases; Information technology (IT) consultancy; Information technology (IT) services (computer hardware, software and peripherals design and technical consultancy); Information technology services provided on an outsourcing basis; Installation, repair and maintenance of firmware; Installation and maintenance of computer software; Maintenance of computer software; Modifying of computer programs; Monitoring of computer systems for detecting unauthorised access or data breach; Monitoring of computer systems to detect breakdowns; Off-site data backup (online); Providing virtual computer systems through cloud computing; Recovery of computer data; Monitoring of computer systems by remote access; Remote monitoring of computer systems; Updating of computer software; Upgrading of computer software; Writing of computer software