# Fortinet OT Security Platform alternatives: what AI models name instead, October 2026

IT AI Recommendation Index, October 2026 Edition. 211 of the 252 answers in the 1 category where Fortinet OT Security Platform holds a standing named it neither first nor as an alternative; these are the first choices those answers made. Page: https://it-ai-index.com/vendors/fortinet-ot-security-platform/alternatives/

## Named instead, most often (every category and segment added)

- Claroty xDome: 44
- Microsoft Defender for IoT: 39
- Nozomi Networks Guardian: 25
- Dragos Platform: 14
- Armis Centrix: 10
- Acreto: 4

## OT and IoT security

**Small business**: 69 of 84 answers did not name Fortinet OT Security Platform (Fortinet OT Security Platform is #2 of 9 at 7%).

- Microsoft Defender for IoT: first choice in 23 of those 69
- Armis Centrix: first choice in 4 of those 69
- Claroty xDome: first choice in 4 of those 69
- Nozomi Networks Guardian: first choice in 4 of those 69
- Acreto: first choice in 2 of those 69
- Dragos Platform: first choice in 2 of those 69
- MetaDefender OT Access: first choice in 2 of those 69
- Tenable OT Security: first choice in 2 of those 69

**Mid-market**: 71 of 84 answers did not name Fortinet OT Security Platform (Fortinet OT Security Platform is #4 of 9 at 8%).

- Claroty xDome: first choice in 14 of those 71
- Microsoft Defender for IoT: first choice in 9 of those 71
- Nozomi Networks Guardian: first choice in 6 of those 71
- Dragos Platform: first choice in 5 of those 71
- Armis Centrix: first choice in 3 of those 71
- Acreto: first choice in 2 of those 71
- Radiflow360: first choice in 2 of those 71
- Tenable OT Security: first choice in 2 of those 71

**Enterprise**: 71 of 84 answers did not name Fortinet OT Security Platform (Fortinet OT Security Platform is #6 of 9 at 4%).

- Claroty xDome: first choice in 26 of those 71
- Nozomi Networks Guardian: first choice in 15 of those 71
- Dragos Platform: first choice in 7 of those 71
- Microsoft Defender for IoT: first choice in 7 of those 71
- Armis Centrix: first choice in 3 of those 71
- Check Point Quantum IoT Protect: first choice in 1 of those 71
- Claroty CTD: first choice in 1 of those 71
- Forescout Vistaro Platform: first choice in 1 of those 71

Published under CC BY 4.0. The output is the models' output; nothing here is a recommendation by the index.