Fastly Next-Gen WAF (Signal Sciences) vs Fortinet FortiWeb
Both Fastly Next-Gen WAF (Signal Sciences) and Fortinet FortiWeb are capable WAF solutions. The right choice depends on your specific infrastructure, budget, and feature requirements.
Overview
Fastly Next-Gen WAF (Signal Sciences) and Fortinet FortiWeb are both popular web application firewall solutions. This comparison will help you understand the key differences and choose the right one for your needs.
Developer-friendly WAF using proprietary SmartParse technology, offering low false positives and seamless DevOps integration for modern application security.
AI-powered web application firewall from Fortinet providing advanced threat detection, API protection, and bot mitigation for web applications and APIs, available as hardware appliance, VM, or cloud service.
Quick Comparison
| Feature | Fastly Next-Gen WAF (Signal Sciences) | Fortinet FortiWeb |
|---|---|---|
| Overall Rating | 4.5/5 | 4.2/5 |
| Free Tier | No | No |
| Pricing Model | Custom pricing based on requests and features | Appliance purchase + subscription, or SaaS subscription |
| Ease of Use | 4.0/5 | 3.5/5 |
| Value for Money | 3.8/5 | 3.8/5 |
| Support | 4.5/5 | 4.3/5 |
| Platforms | Any web application, AWS, GCP, Azure, Kubernetes, Docker, Serverless, Nginx, Apache | On-premises, AWS, Azure, GCP, Oracle Cloud, Kubernetes, VMware, Hyper-V, KVM |
| Compliance | SOC 2 Type II, PCI DSS, ISO 27001, HIPAA, GDPR | PCI DSS, HIPAA, SOC 2, GDPR, FIPS 140-2 |
Pricing Comparison
Fastly Next-Gen WAF (Signal Sciences)
Model: Custom pricing based on requests and features
Essential
Custom pricing
Professional
Custom pricing
Premier
Custom pricing
Fortinet FortiWeb
Model: Appliance purchase + subscription, or SaaS subscription
FortiWeb Appliance
Starting ~$20,000
FortiWeb VM
Custom pricing
FortiWeb Cloud
Custom pricing (SaaS)
Features Comparison
Fastly Next-Gen WAF (Signal Sciences)
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SmartParse Technology
Intelligent parsing technology that understands application context to reduce false positives by 90%+.
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Power Rules
Flexible rule language for creating custom detection and response logic based on any request attribute.
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API Discovery
Automatic discovery and cataloging of API endpoints with security assessment.
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DevOps Integration
Native integrations with CI/CD tools, infrastructure as code support, and developer-friendly APIs.
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Multi-Environment Deployment
Deploy as cloud service, agent, or edge module across diverse infrastructure.
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Real-Time Dashboards
Live visibility into attacks, decisions, and application health without sampling.
Fortinet FortiWeb
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ML-Based Threat Detection
Dual-layer machine learning engine that profiles application behavior and detects anomalies without manual rule tuning.
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API Protection
Automatic API discovery, schema validation, and protection against OWASP API Top 10 threats including parameter tampering and injection attacks.
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Bot Mitigation
Advanced bot detection using ML, browser fingerprinting, and behavioral analysis to distinguish legitimate users from malicious bots.
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Virtual Patching
Automatic virtual patches from FortiGuard Labs to protect against newly discovered vulnerabilities before application code can be updated.
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DDoS Protection
Layer 7 DDoS protection with rate limiting, IP reputation, and geographic blocking to prevent application-layer denial of service attacks.
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Security Fabric Integration
Deep integration with Fortinet Security Fabric for correlated threat intelligence, automated response, and unified security management.
Which One Is Right for You?
The best WAF depends on your specific requirements, infrastructure, and team expertise.
Fastly Next-Gen WAF (Signal Sciences)
- You need: Modern DevOps teams, API-heavy applications, organizations frustrated with false positives, companies needing flexible deployment options
- You're using: Any web application, AWS, GCP, Azure, Kubernetes, Docker, Serverless, Nginx, Apache
Fortinet FortiWeb
- You need: Mid-to-large enterprises, organizations using Fortinet Security Fabric, hybrid cloud deployments, regulated industries needing compliance certifications
- You're using: On-premises, AWS, Azure, GCP, Oracle Cloud, Kubernetes, VMware, Hyper-V, KVM
We recommend evaluating both options with a trial or free tier before committing. Consider your existing infrastructure, team expertise, compliance requirements, and budget.
Frequently Asked Questions
Which has better support: Fastly Next-Gen WAF (Signal Sciences) or Fortinet FortiWeb?
Fastly Next-Gen WAF (Signal Sciences) has a higher support rating (4.5/5) compared to Fortinet FortiWeb (4.3/5). However, support quality can vary based on your plan tier - enterprise customers typically receive more responsive support from both providers. Consider evaluating support during a trial period.
Which is easier to implement: Fastly Next-Gen WAF (Signal Sciences) or Fortinet FortiWeb?
Fastly Next-Gen WAF (Signal Sciences) scores higher for ease of use (4.0/5) versus Fortinet FortiWeb (3.5/5). The actual implementation effort depends on your existing infrastructure and team expertise.
Which is more cost-effective: Fastly Next-Gen WAF (Signal Sciences) or Fortinet FortiWeb?
Neither provider offers a completely free tier. Total cost depends on your traffic volume, required features, and support level needs.
Which works better with AWS: Fastly Next-Gen WAF (Signal Sciences) or Fortinet FortiWeb?
Both Fastly Next-Gen WAF (Signal Sciences) and Fortinet FortiWeb support AWS deployments. Consider whether native AWS integration or cross-cloud portability matters more for your use case.
Which is better for enterprise: Fastly Next-Gen WAF (Signal Sciences) or Fortinet FortiWeb?
Fortinet FortiWeb is positioned for enterprise use cases, while Fastly Next-Gen WAF (Signal Sciences) may be more suited for small to mid-market organizations. Both offer compliance certifications important for enterprise. Enterprise buyers should evaluate SLAs, support options, and integration capabilities.