# Windows Defender Firewall: how AI models rank it, October 2026

IT AI Recommendation Index, October 2026 Edition. Named in 2 judge labels across 2 categories by 2 of 14 models. Page: https://it-ai-index.com/vendors/windows-defender-firewall/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| Microsegmentation | 2% | 22 | 0% | 1 |
| Network access control | 0% | 65 | 0% | 1 |

## What the models said for it

- "Mostly Windows servers: Use Windows Defender Firewall managed through Group Policy" (GPT-6 Luna, Microsegmentation)
- "with Group Policy for Windows environments" (Claude Haiku 4.5, NAC)

## Record

- Method: https://it-ai-index.com/methodology/
- Raw judge labels and full responses: https://it-ai-index.com/data/
- License: CC BY 4.0. Cite as IT AI Recommendation Index, October 2026 Edition, it-ai-index.com.