Nozomi Networks Platform vs Tenable One OT Exposure

Nozomi Networks Platform9.2Visit Tenable One OT Exposure9.1Visit

Higher score Nozomi Networks Platform #3 in OT and ICS Security Monitoring Software 9.2/10 Pricing on request ✓ 3 of 3 features Visit site

vs

Tenable One OT Exposure #4 in OT and ICS Security Monitoring Software 9.1/10 Pricing on request ✓ 3 of 3 features Contact Tenable

• Nozomi Networks Platform fits best

  Large mixed OT, IoT, and enterprise environments

• Tenable One OT Exposure fits best

  Teams needing OT exposure and vulnerability management

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Side by side

Feature	Nozomi Networks Platform 9.2/10 Visit ↗	Tenable One OT Exposure 9.1/10 Visit ↗
At a glance
Editor score	9.2	9.1
Ranking	#3 in OT and ICS Security Monitoring Software	#4 in OT and ICS Security Monitoring Software
Best for	Large mixed OT, IoT, and enterprise environments	Teams needing OT exposure and vulnerability management
Pricing model	Paid	Paid
Starting price	Pricing on request	—
Free plan	Not checked yet	Not checked yet
Free trial	—	—
Deployment	Cloud, Self-hosted	Cloud, Self-hosted
Platforms	Web, Linux	Web
Support	Phone, Tickets, Community, Docs · 24/7	Docs
Integrations	12 integrations	6 integrations
Built for	Mid-market, Enterprise	Mid-market, Enterprise
Features Nozomi Networks Platform 3/3 · Tenable One OT Exposure 3/3
Passive monitoring	✓	✓
OT asset discovery	✓	✓
SIEM integration	✓	✓
Specs
Deployment	Not checked yet	Not checked yet
Supported protocols	Modbus, IEC 61850-8-1 (MMS), EtherNet/IP, PROFINET, BACnet	Modbus, Modbus UMAS, Modbus MODICON, CIP, PROFINET, DNP3, IEC 60870-5-104, MMS, S7/S7+, IEC 61850
Asset limit	Not checked yet	Not checked yet
Our review
Pros	Passive monitoring with automatic asset discovery and network visualization Vulnerability assessment, behavioral baselining, and anomaly detection Broad SIEM, cloud, NAC, ticketing, and security-tool integrations	Passive inspection plus Safe Active Querying supports OT asset visibility VPR-based vulnerability management prioritizes risk across discovered assets Integrates with SIEM, SOAR, firewall, and ticketing platforms
Cons	Pricing requires contacting sales The platform spans multiple components and deployment options Its broad scope may exceed narrower monitoring requirements	Pricing requires working with a Tenable representative Assets are licensed by detected IP address Safe Active Querying uses native controller protocols
Our verdict	Nozomi Networks Platform provides visibility and security monitoring for operational technology, industrial control systems, IoT, and critical infrastructure environments. It is suited to large mixed environments that need passive network… Read the review →	Tenable One OT Exposure monitors industrial control system environments for cyber threats, configuration changes, vulnerabilities, and anomalous activity. It is designed for security teams and OT engineers responsible for converged IT/OT… Read the review →

Strengths and trade-offs

• Nozomi Networks Platform — where it wins

  • Passive monitoring with automatic asset discovery and network visualization
  • Vulnerability assessment, behavioral baselining, and anomaly detection
  • Broad SIEM, cloud, NAC, ticketing, and security-tool integrations

  Where it doesn't

  • Pricing requires contacting sales
  • The platform spans multiple components and deployment options
  • Its broad scope may exceed narrower monitoring requirements

• Tenable One OT Exposure — where it wins

  • Passive inspection plus Safe Active Querying supports OT asset visibility
  • VPR-based vulnerability management prioritizes risk across discovered assets
  • Integrates with SIEM, SOAR, firewall, and ticketing platforms

  Where it doesn't

  • Pricing requires working with a Tenable representative
  • Assets are licensed by detected IP address
  • Safe Active Querying uses native controller protocols

• Nozomi Networks Platform9.2/10 · Pricing on request

  Broad monitoring, discovery, anomaly detection, and integrations for mixed OT and IoT estates.

  Visit siteFull verdict →
• Tenable One OT Exposure9.1/10 · Pricing on request

  A broad OT security platform combining asset discovery, threat detection, and vulnerability management.

  Contact TenableFull verdict →