Tenable.ot entered the Industrial OT/ICS Security Platforms top ten.
share of answers
Data as of Aug 25, 2026 · Based on 3,657 AI responses · See how Parse measures this
Industrial OT/ICS Security Platforms
Parse
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Dragos maintains its leadership in OT/ICS security, consistently cited by AI assistants for its specialized threat detection capabilities. However, a fierce rivalry with and defines the top tier, as all three jockey for the primary recommendation spot for general OT protection.
| # | Brand | What AI says | Mention rate |
|---|---|---|---|
| 1 | Leader in OT-native threat detection, frequently cited for critical infrastructure and utilities. | 36% | |
| 2 | A top contender specializing in asset visibility, risk management, and secure remote access. | 35% | |
| 3 | Key player known for its strong OT/IoT visibility and passive network monitoring. | 32% | |
| 4 | IT security giant gaining ground with ruggedized firewalls and OT Security Fabric. | 27% | |
| 5 | Leading choice for OT vulnerability management and NERC-CIP compliance monitoring. | 22% | |
| 6 | Leveraging its networking dominance for industrial threat defense and IT/OT convergence. | 21% | |
| 7 | Fast-rising IT vendor now a key player in OT network segmentation. | 19% | |
| 8 | 17% | ||
| 9 | Specialist platform for OT asset management and automating NERC-CIP compliance reporting. | 16% | |
| 10 | 15% | ||
| 11 | Agentless asset discovery platform, praised for its broad IT/OT device visibility. | 11% | |
| 12 | 9% | ||
| 13 | 9% | ||
| 14 | 9% | ||
| 15 | 9% | ||
| 16 | 6% | ||
| 17 | 6% | ||
| 18 | 6% | ||
| 19 | 6% | ||
| 20 | 6% | ||
| 21 | 6% | ||
| 22 | 5% | ||
| 23 | 5% | ||
| 24 | 5% | ||
| 25 | A top choice for secure remote access, replacing traditional VPNs with Zero Trust. | 5% |
Jumped from rank #24 in Nov 2025 to #6 in Mar 2026.
Dropped from rank #6 to #10 between Nov 2025 and Mar 2026 as competitors grew faster.
Rose dramatically from rank #43 in Nov 2025 to #8 in Mar 2026.
Who wins on each AI
The same market, seen by two models.
| Brand | ChatGPT Search | Google AI Mode | Comparison |
|---|---|---|---|
| 50% | 41% | ||
| 51% | 39% | ||
| 49% | 40% | ||
| 27% | 23% | ||
| 33% | 11% |
The two models disagree most about Industrial Defender (ChatGPT #19, Google #8) and Tenable (ChatGPT #6, Google #16).
Sources AI cited
fortinet.com is the page AI reaches for most here, cited in 23% of analyzed answers.
share of answers
Share of direct mentions
share of answers
share of answers
Dragos maintains its leadership in OT/ICS security, consistently cited by AI assistants for its specialized threat detection capabilities. However, a fierce rivalry with Claroty and Nozomi Networks defines the top tier, as all three jockey for the primary recommendation spot for general OT protection.
Across 3,657 AI responses, Dragos is mentioned most, named in 36% of them, followed by Claroty (35%) and Nozomi Networks (32%).
Parse measures each brand's mention rate — the share of answers naming it — across 3,657 AI responses to this market's buyer questions. Answers are collected daily and the ranking is published weekly.
Brands enter the ranking when AI answers mention them. Parse collects answers daily and publishes the re-measured set weekly, so new brands appear as AI starts recommending them.
share of answers
Brands mentioned
Brands mentioned
This prompt consistently elicits a list of specialist vendors. Dragos,
Claroty, and
Nozomi Networks are always mentioned, alongside industrial giants like Honeywell and
Siemens and IT security players like
Cisco and
Fortinet. The list of vendors mentioned has remained stable over the observed months.
The market map