Spectrum is a commercial detection engineering solution by Spectrum Security. Sublime Security Sublime Rules is a free detection engineering solution by Sublime Security. Features, integrations, deployment and the company behind each one, side by side.
Early-access threat detection platform targeting static & manual detection gaps.
Open-source detection rules for email attacks like BEC, phishing, and malware
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Based on what each listing shows: deployment, company size, price and open source.
Spectrum fits if you want a cloud product.
Sublime Security Sublime Rules fits if you need to run it on your own servers, you are a startup or a small business, you need a free product and you want an open-source product.
Common questions when comparing Spectrum vs Sublime Security Sublime Rules for detection engineering.
Spectrum: Early-access threat detection platform targeting static & manual detection gaps, built by Spectrum Security.
Sublime Security Sublime Rules: Open-source detection rules for email attacks like BEC, phishing, and malware, built by Sublime Security.
The table above shows where their features, integrations, deployment and company size fit differ.
Spectrum is made by Spectrum Security. Sublime Security Sublime Rules is open-source. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Spectrum and Sublime Security Sublime Rules are both Detection Engineering products, and both cover Detection Rules. Key differences: Spectrum is Commercial while Sublime Security Sublime Rules is Free. Use the table above to see where features, deployment and company size fit differ.
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Updated 2026-11-02
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