42 Authentication services, namely verification of the attributes of goods; authentication services for electronic documents and e-mail; authentication, issuance and validation of digital certificates; blockchain as a service [baas]; certification services, namely testing, verification and authentication of the goods of others for the purpose of certification; certification services, namely testing, verification and authentication of the services of others for the purpose of certification; compilation of data-processing programs; computer co-location services; computer software advisory services; computer software consultancy; computer software design; computer software development; computer software engineering; computer software programming services; computer support services, namely programming and software installation, repair and maintenance services; computer support services, namely software advisory and information services; computerised business information storage; computerised data storage services; computerised user authentication services in e-commerce transactions; digital signature verification services, namely electronic cryptology services; hosting computer web sites for mobility as a service [maas]; hosting computer web sites for transport as a service [taas]; hosting computer websites; hosting decentralised marketplace platforms that allow users to create, buy, sell and store digital goods authenticated by non-fungible tokens [nfts]; hosting digital platforms for logistics as a service [laas]; hosting digital platforms for mobility as a service [maas]; hosting digital platforms for transport as a service [taas]; hosting digital platforms for the minting of digital goods authenticated by non-fungible tokens [nfts]; hosting of blockchain databases; hosting of digital e-commerce platforms for the trading of digital assets; hosting of online calculators; identity validation, being computer security; online provision of non-downloadable web-based applications; platform as a service (paas); provision of online non-downloadable software, namely application service provider services; online provision of non-downloadable web-based software; provision of online non-downloadable web-based software; quality accreditation services; quality assurance consultancy; quality audits; certification, being quality control; quality control; quality control of goods; quality control services for certifying product quality; quality control testing; quality testing; hosting of software as a service (saas); software as a service (saas); user authentication services using blockchain technology; user authentication services using single sign-on technology for online software applications; user authentication services using technology for e-commerce transactions; verification of personal identification, being computer security; web portal services, being designing or hosting services.