# Firewalls

Ranked by the Vioscale composite score: a confidence-weighted blend of independent signals, not user reviews.

| # | Software | Score | Confidence | Vendor |
|--:|---|--:|---|---|
| 1 | [Zscaler Internet Access](https://www.vioscale.ai/software/zscaler-internet-access) | 57.8 | 9% (low) | - |
| 2 | [Check Point Quantum](https://www.vioscale.ai/software/check-point-quantum) | 57.5 | 19% (low) | - |
| 3 | [VyOS](https://www.vioscale.ai/software/vyos) | 42.6 | 26% (low) | - |
| 4 | [pfSense](https://www.vioscale.ai/software/pfsense) | 42.3 | 26% (low) | - |
| 5 | [Sophos Firewall](https://www.vioscale.ai/software/sophos-firewall) | 22.4 | 3% (low) | - |
| 6 | [Palo Alto Networks NGFW](https://www.vioscale.ai/software/palo-alto-networks-ngfw) | 20.1 | 3% (low) | - |

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*Source: Vioscale (https://www.vioscale.ai/categories/firewalls).*