# DDOS Protection

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

| # | Software | Score | Confidence | Vendor |
|--:|---|--:|---|---|
| 1 | [Fastly DDoS Protection](https://www.vioscale.ai/software/fastly-ddos-protection) | 92.4 | 18% (low) | - |
| 2 | [Cloudflare DDoS Protection](https://www.vioscale.ai/software/cloudflare-ddos-protection) | 59.6 | 34% (low) | - |
| 3 | [Verisign DDoS Protection Services](https://www.vioscale.ai/software/verisign-ddos-protection-services) | 45 | 6% (low) | - |
| 4 | [Google Cloud Armor](https://www.vioscale.ai/software/google-cloud-armor) | 39.4 | 26% (low) | - |
| 5 | [AWS Shield](https://www.vioscale.ai/software/aws-shield) | 38.3 | 42% (low) | - |
| 6 | [Netscout Arbor DDoS Protection](https://www.vioscale.ai/software/netscout-arbor-ddos-protection) | 9.1 | 30% (low) | - |

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*Source: Vioscale (https://www.vioscale.ai/categories/ddos-protection).*