Computer network configuration services; Computer network design for others; Computer security consultancy; Computer security services, namely, enforcing, restricting and controlling access privileges of users of computing resources for cloud, mobile or network resources based on assigned credentials; Computer software consulting; Computer technology consultancy; Consultation about the maintenance and updating of computer software; Consulting services in the field of design, selection, implementation and use of computer hardware and software systems for others; Consulting services in the fields of selection, implementation and use of computer hardware and software systems for others; Installation and repair of computer software, including mobile performance of such services on customer premises; Installation, repair and maintenance of computer software; Maintenance of computer software; Repair of computer software; Technical support, namely, monitoring technological functions of computer network systems; Technological consultation in the technology field of computer and network maintenance