OT & IoT Cybersecurity from the Endpoint to the Air

Minimize risk and maximize resilience with comprehensive wired and wireless asset visibility, continuous security monitoring and AI-powered analytics that prevent downtime.

4 Years Running: Customers Rank Us #1 on Gartner Peer Insights for OT Security

Great Product. Great Support. Professional Services and Training A+

The vendor has been very effective with our professional services, and also in completing some enhancement requests we have submitted.

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Excellent Product for Network Visibility & Threat Detection in OT Environment

The Nozomi Guardian provides a very good and intuitive user interface to view/analyze your OT environment in real time.

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Great tools with comprehensive capability in ICS cybersecurity

A cutting-edge technology, providing visibility and network insight, complemented by top-notch professional services and consultation, work seamlessly together to provide a comprehensive solution.

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Great Product for OT Security

Exceptional Experience we have chosen the right product. This product giving a detailed visibility for our OT networks.

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Extraordinary Product for OT/IoT

We are using Nozomi Networks CMC, Guardian and Remote collector in our organization and we are getting expected results and output. We highly recommend to use this product in OT environment.

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Exceeded Expectations. Deeper Visibility Than Expected.

Couldn't have been easier working directly with the team there. Our team was approached via a cold call. We have heard of Nozomi in the past, but hadn't reached out. Our initial engagement was simply to put a POC in place. I cannot speak high enough of the team there.

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Good For Both Operational Insights and Visibility Over Security Breaches

A robust solution that gives us all the insights we need about our OT network security. Visibility over the OT network and the automatically illustrated topology diagram, it shows us devices even we aren't aware of and their corresponding connectivities and communications.

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This Product Keeps Its Promises

The learning phase lasted one month, and the well-designed interface makes it pretty simple. Now, Guardian gives us precise alerts, with almost no false positives. Real events are clearly visible with the risk level indicator, making it easy to decide when and how to react.

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Ease of Deployment, Behavioural Baselining, Visibility and Granular Asset Inventory

We were looking for a product that can meet our requirements under three broad categories - ICS asset inventory, ICS vulnerability assessment and anomaly detection with network visibility. Nozomi ... won hands down in terms of key features.

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OT Cyber Monitoring and Asset Detection

Ease of use. Able to use insourced teams for deployments. Have a console be able to speak to another console was helpful in a global design.

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Nozomi Networks Named the Leader in 2023 Frost Radar

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“Leading all vendors on the Frost Radar, Nozomi Networks achieves a perfect score (5 out of 5) in both Innovation and Growth because of its impressive year-over-year revenue growth, strong brand presence through partnerships and thought leadership, and a regular cadence of updates and capability enhancements to its Vantage, Arc, and Guardian solutions.”

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#1 for the 4th Year in a Row: Gartner Peer Insights Operational Technology Security

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OT, IoT and IT Devices Monitored
Installations Worldwide
Customer Retention

Industry-Leading Expertise Across a Variety of Sectors

Identify, Monitor & Protect Your OT & IoT Assets


Discover all asset details and vulnerabilities with less overhead

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Pinpoint security threats and process anomalies in real-time

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Accelerate remediation efforts that reduce risk and downtime

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Trusted Partners

Wherever you are, whatever your unique cybersecurity vision, you can rely on our global ecosystem of Nozomi Networks-certified security and engineering professionals to deliver high value cybersecurity solutions that are customized to fit your exact needs.

From in-depth OT/IoT network assessments with solution design, deployment, tuning and support to complete managed platform, detection, operational analytics, and response services – we support your organization with a world of expertise.

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Stay Informed

Learn about industry trends, new product features, partnerships, emerging threats, security research and more.

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Discover how easy it is to identify and respond to cyber threats by automating your IoT and OT asset discovery, inventory, and management.

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