Electronic data storage via blockchain; Certification of data via blockchain, namely, authentication services using blockchain technology for cryptocurrency transactions; User authentication services using blockchain technology for cryptocurrency transactions; Blockchain as a Service, namely, providing temporary use of non-downloadable software for processing cryptocurrency transactions; Design of computer game software; Video game software design; Development of computer game software; Development of application software for delivery of multimedia content; Video game software development; Computer programming of video games; Computer programming of video and computer games; Programming of computer game software; Programming of video game software; Design of games, namely, design of computer software games; Design and development of computer game software; Design and development of video game software; Software creation; Creating of computer programs; Creation, updating and adapting of computer programs; Creation, maintenance and adaptation of software; Video game development services
Computer and Scientific