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 consultancy in the field of configuration; 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 in the nature of providing authentication, issuance, validation and revocation of digital certificates; 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 information; Computer security services, namely, restricting unauthorized network access by controls; Computer security threat analysis for protecting data; Data security consultancy; Data encryption services for providing security and anonymity for electronically transmitted credit card transactions; Design and development of electronic data security systems; Internet security consultancy; Testing of security systems; Updating of computer software relating to computer security and prevention of computer risks