Features, pricing, ratings, and pros & cons — compared head-to-head.
Falco Rules is a free detection engineering tool. Sublime Security Sublime Rules is a free detection engineering tool by Sublime Security. Compare features, ratings, integrations, and community reviews side by side to find the best detection engineering fit for your security stack.
Based on our analysis of core features, here is our conclusion:
DevOps and platform security teams running containerized infrastructure will get immediate value from Falco Rules because syscall-level detection catches runtime anomalies that network and file-integrity tools routinely miss. The ruleset is free and officially maintained by the Falco project, meaning you're not betting on a vendor's roadmap or paying per-rule licensing. This is not the tool for organizations that need a managed, hosted threat hunting platform or one-click compliance reporting; Falco Rules requires operational integration into your runtime security stack and assumes your team will tune and extend rules for your specific environment.
Sublime Security Sublime Rules
Security teams running Microsoft 365 or Google Workspace who need to stop BEC and credential phishing without adding another paid platform should start with Sublime Security Sublime Rules. The detection logic is built on Message Query Language rules that actually catch HTML smuggling and OneNote malware where signature-based filters fail, and you get DLP discovery rules included at zero cost. Skip this if your org needs automated response or investigation workflows; Sublime Rules is detection-only and assumes you have a process to act on what it finds.
A repository of officially managed detection rules for the Falco runtime security monitoring system that identifies threats, abnormal behaviors, and compliance violations through syscall and container event analysis.
Open-source detection rules for email attacks like BEC, phishing, and malware
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Common questions about comparing Falco Rules vs Sublime Security Sublime Rules for your detection engineering needs.
Falco Rules: A repository of officially managed detection rules for the Falco runtime security monitoring system that identifies threats, abnormal behaviors, and compliance violations through syscall and container event analysis..
Sublime Security Sublime Rules: Open-source detection rules for email attacks like BEC, phishing, and malware. built by Sublime Security. Core capabilities include Detection rules for email attacks, Business email compromise (BEC) detection, Credential phishing detection..
Both serve the Detection Engineering market but differ in approach, feature depth, and target audience.
Falco Rules is open-source with 157 GitHub stars. Sublime Security Sublime Rules is developed by Sublime Security. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.
Falco Rules and Sublime Security Sublime Rules serve similar Detection Engineering use cases: both are Detection Engineering tools, both cover Detection Rules, Open Source. Key differences: Falco Rules is open-source. Review the feature comparison above to determine which fits your requirements.
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