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Head-to-head · IoT Security Software

Tenable One OT Exposure vs Fortinet OT Security Platform

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Tenable One OT Exposure #2 in IoT Security Software 9.2/10 Pricing on request ✓ 1 of 5 features Visit Tenable
Fortinet OT Security Platform #8 in IoT Security Software 8.6/10 Pricing on request ✓ 5 of 5 features Contact Fortinet

Tenable One OT Exposure leads on 0 checks, Fortinet OT Security Platform on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreTenable One OT Exposure · 9.2/10
  • Most featuresFortinet OT Security Platform · 5 of 5

Tenable One OT Exposure scores higher on our rubric for iot security software: 9.2 against 8.6 out of 10; our editors rank them #2 and #8.

Tenable One OT Exposure is the better fit for teams prioritizing OT exposure and vulnerability risk. Fortinet OT Security Platform is the better fit for organizations using Fortinet for OT protection.

  • Tenable One OT Exposure fits best

    Teams prioritizing OT exposure and vulnerability risk

  • Fortinet OT Security Platform fits best

    Organizations using Fortinet for OT protection

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Tenable One OT Exposure 9.2/10 Visit ↗ Fortinet OT Security Platform 8.6/10 Visit ↗
At a glance
Editor score 9.2 8.6
Ranking #2 in IoT Security Software #8 in IoT Security Software
Best for Teams prioritizing OT exposure and vulnerability risk Organizations using Fortinet for OT protection
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 Web
Integrations 6 integrations 6 integrations
Built for Mid-market, Enterprise Mid-market, Enterprise
Features Tenable One OT Exposure 1/5 · Fortinet OT Security Platform 5/5
IoT asset discovery ✓ ✓
Industrial OT coverage Not checked yet ✓ (best)
Threat detection Not checked yet ✓ (best)
Device segmentation Not checked yet ✓ (best)
Incident response Not checked yet ✓ (best)
Specs
Deployment options Not checked yet Hybrid
Our review
Pros
  • Combines passive packet inspection with Safe Active Querying
  • Discovers and classifies OT, ICS, IoT, and IT assets
  • Tracks VPR-based vulnerability risk and configuration changes
  • Combines OT asset discovery with device and network segmentation.
  • Adds protocol signatures, virtual patching, and vulnerability protection.
  • Integrates response and monitoring across Fortinet security products.
Cons
  • Standalone subscription pricing requires a sales representative
  • Licensing is based on detected IP addresses
  • Support channels listed are documentation
  • Assembled from multiple Fortinet products, not a standalone software license.
  • Pricing requires contacting sales.
  • Its ecosystem fit centers on organizations using Fortinet products.
Our verdict

Tenable One OT Exposure monitors industrial control environments for threats, vulnerabilities, configuration changes, and anomalous activity. It is aimed at security teams and OT engineers who need visibility across converged IT and OT…

Read the review →

Fortinet OT Security Platform brings networking, security, and security-operations capabilities together to protect industrial and operational technology environments. It is aimed at mid-market and enterprise organizations securing…

Read the review →
  1. Tenable One OT ExposureIoT Security Software 9.2Pricing on request
  2. Fortinet OT Security PlatformIoT Security Software 8.6Pricing on request

Strengths and trade-offs

  • Tenable One OT Exposure — where it wins

    • Combines passive packet inspection with Safe Active Querying
    • Discovers and classifies OT, ICS, IoT, and IT assets
    • Tracks VPR-based vulnerability risk and configuration changes

    Where it doesn't

    • Standalone subscription pricing requires a sales representative
    • Licensing is based on detected IP addresses
    • Support channels listed are documentation

  • Fortinet OT Security Platform — where it wins

    • Combines OT asset discovery with device and network segmentation.
    • Adds protocol signatures, virtual patching, and vulnerability protection.
    • Integrates response and monitoring across Fortinet security products.

    Where it doesn't

    • Assembled from multiple Fortinet products, not a standalone software license.
    • Pricing requires contacting sales.
    • Its ecosystem fit centers on organizations using Fortinet products.
  • Tenable One OT Exposure9.2/10 · Pricing on request

    OT asset discovery, threat detection, and vulnerability management with flexible deployment options.

    Visit TenableFull verdict →
  • Fortinet OT Security Platform8.6/10 · Pricing on request

    A Fortinet portfolio for OT visibility, segmentation, threat detection, and response.

    Contact FortinetFull verdict →

More comparisons

All IoT security software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update