42 Computer network security and critical infrastructure protection, namely, designing, creating, and operating computer systems for anticipating, defending against, and recovering from cyber attacks; Consulting services in the field of national security, computer network security, mission assurance, and critical infrastructure protection; Engineering services in the fields of national security, computer network security, cyber security, mission assurance, and critical infrastructure design; Providing consulting services in the fields of computer, industrial, and critical infrastructure systems engineering and security; Cybersecurity services in the nature of intrusion detection and prevention, threat remediation and mitigation, intelligence and analytics, threat modeling, security assessments, continuity of operations planning, cyber resiliency, disaster recovery planning, and risk management; Program and project management, namely, providing strategic planning and support and process improvement services; Computer services, namely, designing and implementing information technology architecture and infrastructure for others; Computer services, namely, on-site and remote management of information technology (IT) systems relating to computer network design; Consulting services in the fields of information technology, software development, and IT Architecture; Software engineering and software development in the field of national security, cybersecurity, anti-terrorism, cyber warfare, mission assurance, and critical infrastructure protection; Consulting in the field of cyber security engineering; Data security consultancy; Providing website design and development services; Providing business and technical writing services; Computer services, namely, designing and implementing information technology security for others; computer services, namely, on-site management of information technology (it) systems; computer services, namely, remote management of the information technology (it) systems of others; information technology consulting services