ICS CUBE is a unified threat management (UTM) solution designed to secure and streamline small to medium-sized business networks. It integrates essential network services, including firewall, antivirus, antispam, content filtering, intrusion prevention (Suricata), VPN (OpenVPN, IPSec), and proxy capabilities, into a single platform. It offers comprehensive access control with multiple authentication methods and customizable rules based on URLs, traffic categories, IP addresses, time, and bandwidth limits. Administrators gain full network visibility through real-time monitoring tools that display connection details, traffic rates, and user activities. ICS CUBE also includes preinstalled applications such as an IP-PBX for VoIP services, a mail server with encryption and spam protection, file storage, a web server, DNS, DHCP, and a Jabber server for internal messaging.