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 cloud computing; Computer security consultancy in the field of digital forensics; Computer security consultancy in the field of Payment Card Industry (PCI) standard compliance; Computer security services in the nature of administering digital certificates; Computer security services in the nature of administering digital keys; Computer security services in the nature of providing authentication, issuance, validation and revocation of digital certificates; Computer security services, namely, restricting unauthorized access to cloud based services; Computer security services, namely, restricting unauthorized network access by monitoring user and system activity; Computer security threat analysis for protecting data; Data security consultancy; Design and development of electronic data security systems; Development of security systems and contingency planning for information systems; Development of customized software for others for use in risk assessment, information security, business analysis, audit and audit planning, and sales management; Development of software for secure network operations; Internet security consultancy; Maintenance of computer software relating to computer security and prevention of computer risks; Testing of security systems; Updating of computer software relating to computer security and prevention of computer risks