42 Scientific and technical research and design in the field of computer science, namely, network technologies, network infrastructure, network management, network communication; scientific and technological research and development of computer software, computer networking software; research and design services in the field of computer science, namely, network technologies, network infrastructure, network management, network communication; industrial analysis, namely, analysis of testing analysis and evaluation of the computer software of others for network diagnostics; industrial research in the field of computer science, namely, network technologies, network infrastructure, network management, network communication; quality management services, namely, quality evaluation and analysis, quality assurance, and quality control in the field of computer science, namely, network technologies, network infrastructure, network management, network communication; authentication services in the field of computer science, namely, network technologies, network infrastructure, network management, network communication; design and development of computer hardware and software; computer software consultancy; computer software design consultancy; quality control relating to computer software; installation, maintenance and repair services for computer software; computer security consultancy; internet security consultancy; data security consultancy; technical consultancy in the field of information technology, namely, design of computer networks; software as a service (SaaS) services featuring software for network management; computer software rental; updating of computer software; information technology (IT) consultancy, consultancy and providing information in the field of information technology (IT); providing information relating to network, data and computer security via a website; providing information relating to network, data and computer security via an on-line non-downloadable computer program