42 Advisory services relating to computer programming; advisory services relating to computer software; advisory services relating to computer systems analysis; analytical services relating to computers; back-up (copying) of computer data; compilation of data-processing programs; computer analysis; computer co-location services; computer disaster recovery services; computer engineering; computer engineering consultancy services; computer firewall services; computer network services; computer program advisory services; computer program maintenance services; computer program updating services; computer programming; computer programming consultancy; computer programming services for data processing; computer security consultancy; computer security engineering; 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 security services (testing and risk assessment of computer networks); computer security services in the nature of providing authentication, issuance, validation and revocation of digital certificates; computer software advisory services; computer software consultancy; computer software design; computer software development; computer software engineering; computer software programming services; computer support services (programming and software installation, repair and maintenance services); computer support services (software advisory and information services); computer system analysis; computer system design; computer technology consultancy; computer virus protection services; computerised business information storage; computerised data storage services; creating and designing website-based indexes of information for others (information technology services); data encryption services; data migration services; data security consultancy; data security services (firewalls); data storage, other than physical storage; design and development of computer software; design and development of computer software for cloud computing; design and development of computer software for others; design of computer programs; design of computer software; design of information systems; development of computer based networks; development of computer programmes; development of computer software; development of computer software application solutions; development of computer systems; development of software; diagnosis of faults in computer software; hosting of cloud based software; hosting of databases; hosting of software as a service (SaaS); hosting software platforms for virtual reality-based work collaboration; identity validation (computer security); information services relating to information technology; information technology (IT) services (computer hardware, software and peripherals design and technical consultancy); information technology (IT) support services (troubleshooting of software); installation and maintenance of computer software; installation of computer software; installation of firmware; installation of middleware (software); installation, repair and maintenance of firmware; installation, repair and maintenance of middleware (software); internet portal services (designing or hosting); internet security consultancy; monitoring of computer system operation by remote access; network security services (test and risk assessment of electronic networks); online provision of web-based software (non-downloadable); preparation of reports relating to computer programs; preparation of reports relating to computers; providing information, including online, about design and development of computer hardware and software; providing online non-downloadable computer software; providing virtual computer systems through cloud computing; providing information relating to computer technology and programming via a website; provision of information relating to computers technology; provision of non-downloadable cloud based software; provision of online non-downloadable software (application service provider); provision of online non-downloadable software for business automation; provision of online non-downloadable software for document management; provision of online non-downloadable web-based software; provision of technical information in relation to computers; provision of technical information services relating to computers; provision of information relating to information technology; recovery of computer data; remote monitoring of computer systems; repair of computer software; research relating to computer security; research relating to computers; security assessment services for computer networks; security risk assessment services relating to computer systems; server hosting; software as a service (SaaS); software creation; software development in the framework of software publishing; software engineering; software engineering services for data processing; technical support services, namely, troubleshooting of computer software problems; technological advisory services; technological analysis services; technological consultancy; technological consultation services; technological consultancy services for digital transformation; technological planning services; technological project studies; technological research; telecommunication network security consultancy; temporary use of online non-downloadable software; updating of computer programs; updating of computer software; updating of memory banks of computer systems; upgrading of computer software; verification of personal identification (computer security).