CyberGatekeeper by InfoExpress is a network access control (NAC) solution designed to verify system compliance with security policies before allowing devices onto the network. It uses agents in conjunction with a server to audit networked systems for policy compliance, blocking and redirecting unqualified systems for remediation. CyberGatekeeper detects both mobile and fixed endpoints, providing comprehensive policy compliance, assistance in antivirus and software updates, continuous auditing of networked systems, support for centralized management and custom tests, and efficient remediation processes.