Computer services, namely, providing computer network security consulting, providing analysis and assessment of computer network vulnerability; computer security consulting in the field of penetration testing of networks to assess information security vulnerability; design of computer network security systems; conducting network security and information systems audits for technical analysis and evaluation purposes; computer security consultancy featuring development, implementation and maintenance of a network security policy; testing, analysis and evaluation of computer hardware of others for the purpose of secure computer hardware certification; information technology investigation and assessment, namely, data analysis evidence preparation for forensic purposes; computer disaster recovery planning and assistance; management of computer network security systems; maintenance of software of network security systems