Security OnionVSWazuh
Security OnionPlatform vs platform
Security Onion vs Wazuh: Which Open-Source Security Platform Fits You? (2026)
Security Onion and Wazuh are two of the most popular free, open-source security platforms - but they solve different core problems. Security Onion is network-centric (NSM, IDS, full packet capture, DFIR); Wazuh is host-centric (XDR/SIEM, FIM, vulnerability detection, compliance). This 2026 comparison weighs architecture, coverage, compliance, deployment, and cost to help you choose - or combine them.
