Technology consultation in the field of cybersecurity; Computer network security consultancy; Consultancy and information services relating to information technology architecture and infrastructure; Design of unified communications services; Design of computer hardware, integrated circuits, communications hardware and software and computer networks for others; Design and development of wireless communication systems for transmission and reception of voice, data and video; Custom design and engineering of telephony systems, cable television systems and fiber optics; Computer security threat analysis for protecting data; Testing of security systems