1stProtect.ai vs Sigma Query: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros and cons, compared head to head.
1stProtect.ai is a commercial detection engineering tool by 1stProtect.ai. Sigma Query is a free detection engineering tool. Compare features, ratings, integrations, and community reviews side by side to find the best detection engineering fit for your security stack. Independent and vendor-neutral: our scores and rankings are earned, never bought — sponsored placement is always labeled.
CST VerdictBased on our analysis of core features, integrations, company size fit, deployment model, here is our conclusion:
Startups and mid-market SOCs building detection programs from scratch should use Sigma Query to avoid reinventing rules; 3,000+ community-maintained detections mapped to 385+ MITRE ATT&CK techniques means you start with mature baselines instead of blank templates. The free model and cloud deployment eliminate procurement friction, and multi-platform coverage across Windows, Linux, cloud providers, and network appliances lets you apply the same rule set across your entire stack without rewriting. Skip this if your team lacks SIEM experience or needs rules packaged inside a commercial product with vendor support; Sigma Query requires you to understand your detection logic well enough to integrate and tune community rules yourself.
Data verified Sep 2026
