FreeWave Zentry is a commercial industrial control system security solution by FreeWave Technologies. Rhebo OT Security is a commercial industrial control system security solution by Rhebo. Features, integrations, deployment and the company behind each one, side by side.
OT-focused operational zero trust platform for secure field device access.
OT/IIoT network security monitoring, anomaly detection, and asset discovery.
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Based on what each listing shows: deployment, company size, price and open source.
FreeWave Zentry fits if you need both cloud and on-premises options and you are a small business.
Rhebo OT Security fits if you need to run it on your own servers.
Common questions when comparing FreeWave Zentry vs Rhebo OT Security for industrial control system security.
FreeWave Zentry: OT-focused operational zero trust platform for secure field device access, built by FreeWave Technologies.
Rhebo OT Security: OT/IIoT network security monitoring, anomaly detection, and asset discovery, built by Rhebo.
The table above shows where their features, integrations, deployment and company size fit differ.
FreeWave Zentry is made by FreeWave Technologies founded in 1993-01-01T00:00:00.000Z. Rhebo OT Security is made by Rhebo. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. FreeWave Zentry and Rhebo OT Security are both Industrial Control System Security products, and both cover SCADA, Critical Infrastructure. Use the table above to see where features, deployment and company size fit differ.
No Industrial Control System Security shortlist yet. This is the closest one.
Updated 2026-11-01
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