Security Onion
Security Onion offers a comprehensive solution for network monitoring, threat detection, and log analysis, with support for advanced open source tools such as Suricata, Zeek, and Elastic Stack. The platform enables security teams to search for threats and monitor data traffic easily and effectively, with multi-node management capabilities, data encryption, and advanced analytical reports in paid versions. The AI-powered version (Onion AI) helps fine-tune detection rules and automate repetitive tasks. The platform is widely used by large corporations, government agencies, and small offices, providing continuous network monitoring and accurate log analysis, with constant updates from the open-source community. The free version is suitable for most small and medium-sized environments, while the Pro version offers advanced features such as live technical support, automatic updates, multi-node management, and the Onion AI assistant to improve the productivity of cybersecurity teams.