# Nozomi Networks Guardian alternatives: what AI models name instead, October 2026

IT AI Recommendation Index, October 2026 Edition. 160 of the 252 answers in the 1 category where Nozomi Networks Guardian 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/nozomi-networks-guardian/alternatives/

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

- Microsoft Defender for IoT: 32
- Claroty xDome: 12
- Acreto: 6
- Fortinet OT Security Platform: 6
- Armis Centrix: 4
- Tenable OT Security: 4

## OT and IoT security

**Small business**: 67 of 84 answers did not name Nozomi Networks Guardian (Nozomi Networks Guardian is #6 of 9 at 2%).

- Microsoft Defender for IoT: first choice in 18 of those 67
- Acreto: first choice in 4 of those 67
- Fortinet OT Security Platform: first choice in 4 of those 67
- Claroty xDome: first choice in 3 of those 67
- Armis Centrix: first choice in 2 of those 67
- Tenable OT Security: first choice in 2 of those 67
- Acreto OT Security: first choice in 1 of those 67
- Allot IoTSecure / IoTSecure Platform: first choice in 1 of those 67

**Mid-market**: 53 of 84 answers did not name Nozomi Networks Guardian (Nozomi Networks Guardian is #3 of 9 at 10%).

- Microsoft Defender for IoT: first choice in 7 of those 53
- Claroty xDome: first choice in 4 of those 53
- Acreto: first choice in 2 of those 53
- Fortinet OT Security Platform: first choice in 2 of those 53
- Tenable OT Security: first choice in 2 of those 53
- Armis Centrix: first choice in 1 of those 53
- Cisco Cyber Vision: first choice in 1 of those 53
- Forescout IoT Security: first choice in 1 of those 53

**Enterprise**: 40 of 84 answers did not name Nozomi Networks Guardian (Nozomi Networks Guardian is #2 of 9 at 22%).

- Microsoft Defender for IoT: first choice in 7 of those 40
- Claroty xDome: first choice in 5 of those 40
- Armis Centrix: first choice in 1 of those 40
- Check Point Quantum IoT Protect: first choice in 1 of those 40
- CrowdStrike: first choice in 1 of those 40
- Dragos Platform: first choice in 1 of those 40
- Forescout Vistaro Platform: first choice in 1 of those 40

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