Computer consultation in the field of computer security; Computer network configuration services; Computer security consultancy; Computer security consultancy in the field of scanning and penetration testing of computers and networks to assess information security vulnerability; Computer security service, namely, restricting access to and by computer networks to and of undesired web sites, media and individuals and facilities; 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; Professional computer services, namely, network analysis, LAN/WAN design, wireless engineering, virtualization and computer project management