Wazuh

wikipedia:Wazuh is an open source and enterprise-ready security monitoring solution for threat detection, integrity monitoring, incident response and compliance.

• OSSEC

See also

• IDS, HIDS: snort, fail2ban, RdpGuard, suricata, OSSEC, Wazuh, Palo Alto WildFire, Malware analysis, SIEM, Samhain