42 Computer security consultancy in the field of scanning and penetration testing of computers and networks to assess information security vulnerability; Computer security consultancy in the field of security software selection, implementation, and maintenance; 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; Computer security services, namely, restricting unauthorized access to cloud-based accounts, computer networks, computer devices; Computer security services, namely, restricting unauthorized network access by anyone not given authorized access by the owner; Computer consultation in the field of computer security; Hosting an online community website featuring shared communications between community members interested in personal and small business computer information security; Maintenance of computer software relating to computer security and prevention of computer risks; Providing technology information updates for home security systems via the global computer network; Updating of computer software relating to computer security and prevention of computer risks