Nozomi Networks Nozomi Guardian is a commercial industrial control system security solution by Nozomi Networks. Threats & Alerts Module is a commercial industrial control system security solution by Steryon. Features, integrations, deployment and the company behind each one, side by side.
Passive network monitoring for OT/IoT asset visibility and threat detection
OT/IT threat visibility platform with context-driven prioritization
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Based on what each listing shows: deployment, company size, price and open source.
Nozomi Networks Nozomi Guardian fits if you need both cloud and on-premises options and you are a small business.
Threats & Alerts Module fits if you want a cloud product.
Common questions when comparing Nozomi Networks Nozomi Guardian vs Threats & Alerts Module for industrial control system security.
Nozomi Networks Nozomi Guardian: Passive network monitoring for OT/IoT asset visibility and threat detection. Built by Nozomi Networks.
Threats & Alerts Module: OT/IT threat visibility platform with context-driven prioritization. Built by Steryon.
The table above shows where their features, integrations, deployment and company size fit differ.
Nozomi Networks Nozomi Guardian is made by Nozomi Networks. Threats & Alerts Module is made by Steryon. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Nozomi Networks Nozomi Guardian and Threats & Alerts Module are both Industrial Control System Security products. 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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