Computerised user authentication services in e-commerce transactions; Creating and designing website-based indexes of information for others (information technology services); Development, maintenance and updating of a telecommunication network search engine; Electronic data storage; Hosting digital platforms for the minting of digital goods authenticated by non-fungible tokens [NFTs]; Computer software development; Advisory services relating to computer hardware (design and development); Certification services (testing, verification and authentication of the services of others for the purpose of certification); Computer co-location services; Computer programming of smart contracts on a blockchain; Computer programming services for data processing; Computer support services (software advisory and information services); Computer software advisory services; Information technology (IT) services (computer hardware, software and peripherals design and technical consultancy); Computer technology consultancy; Creating and maintaining weblogs (blogs) for others; Creating and maintaining websites for others; Creating indexes of web-based information for searching purposes (computer programming); Cryptocurrency engineering; Development of computer programmes; Development of computer systems; Software development in the framework of software publishing; Development of software; Development of computer software application solutions; Development of computer software; Providing information, including online, about design and development of computer hardware and software; Design and development of computer software; Design and development of computer software for cloud computing; Consultancy in the design and development of computer software; Design and development of computer software for others; Computer security services (design and development of secure computer hardware, software and systems); Development of systems for the processing of data; Development of systems for the storage of data; Development of systems for the transmission of data; Compilation of data-processing programs; Advisory services relating to computer programming; Advisory services relating to computer software; Advisory services relating to computer systems analysis; Advisory services relating to computer systems design; Blockchain as a service [BaaS]; Computer programming services for search engine optimisation

Advertising; Advertising agencies; Advertising agency services; Advertising and promotion of digital goods authenticated by non-fungible tokens [NFTs] for others; Advertising services provided over the internet; Advertising services provided via a data base; Advertising services to create brand identity for others; Advisory services relating to advertising; Billboard advertising; Business advertising services relating to franchising; Business advice relating to advertising; Business consultation relating to advertising; Business franchising services (group purchasing, group advertising); Classified advertising; Collection of information relating to advertising; Commissioned writing services for advertising purposes; Compiling indexes of information for commercial or advertising purposes; Consultancy regarding advertising communications strategies; Demonstration of goods for advertising purposes; Development of advertising concepts; Direct market advertising; Direct-mail advertising; Distribution of advertising material; Electronic advertising services; Employment advertising services; Hire of advertising billboards; Hire of advertising equipment; Information services relating to advertising; Market research for advertising; Online advertising on a computer network; Outdoor advertising; Pay per click advertising; Personnel recruitment advertising; Placing advertisements (for others); Production of radio television and cinema advertisements; Production of video recordings for advertising purposes; Promotion (advertising) of business; Promotional advertising services; Providing information, including online, about advertising, business management and administration and office functions; Providing user rankings for commercial or advertising purposes; Providing user ratings for commercial or advertising purposes; Providing user reviews for commercial or advertising purposes; Provision of advertising information; Provision of advertising space; Provision of information relating to advertising; Radio advertising; Rental of billboards (advertising boards); Web indexing for commercial or advertising purposes; Organisation of trade expositions or shows for commercial or advertising purposes; Graphic advertising services; Advertising services provided by television; Press advertising consultancy; Rental of advertising space on the internet; Promotion (advertising) of travel; Production of radio advertisements