Fastly Next-Gen WAF (Signal Sciences) vs Vercel Firewall
Both Fastly Next-Gen WAF (Signal Sciences) and Vercel Firewall are capable WAF solutions. The right choice depends on your specific infrastructure, budget, and feature requirements.
Overview
Fastly Next-Gen WAF (Signal Sciences) and Vercel Firewall 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.
Edge-based web application firewall built into the Vercel platform, providing DDoS protection, bot management, and configurable security rules for Next.js and other frontend applications deployed on Vercel.
Quick Comparison
| Feature | Fastly Next-Gen WAF (Signal Sciences) | Vercel Firewall |
|---|---|---|
| Overall Rating | 4.5/5 | 3.8/5 |
| Free Tier | No | Yes |
| Pricing Model | Custom pricing based on requests and features | Included in Vercel plans, features vary by tier |
| Ease of Use | 4.0/5 | 4.8/5 |
| Value for Money | 3.8/5 | 4.2/5 |
| Support | 4.5/5 | 3.8/5 |
| Platforms | Any web application, AWS, GCP, Azure, Kubernetes, Docker, Serverless, Nginx, Apache | Vercel platform only (Next.js, React, Svelte, Vue, Nuxt, Astro, and other frameworks) |
| Compliance | SOC 2 Type II, PCI DSS, ISO 27001, HIPAA, GDPR | SOC 2 Type II, GDPR, HIPAA (Enterprise) |
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
Vercel Firewall
Model: Included in Vercel plans, features vary by tier
Free Tier AvailableHobby (Free)
$0/month
Pro
$20/month per team member
Enterprise
Custom pricing
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.
Vercel Firewall
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Edge-Based Protection
Firewall runs at the edge across Vercel''s global network, blocking threats before they reach origin servers or serverless functions.
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DDoS Protection
Automatic DDoS mitigation at the network and application layer, included on all plans with no configuration required.
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Rate Limiting
Configurable rate limits per IP, path, or custom criteria to prevent abuse of APIs and serverless functions.
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Bot Management
Detection and management of automated traffic using behavioral signals and challenge pages.
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Custom Firewall Rules
Configurable rules based on IP, geography, headers, paths, and request properties via dashboard or vercel.json.
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Attack Challenge Mode
Automatic challenge pages for suspicious traffic during active attacks, allowing legitimate users through while blocking bots.
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
Vercel Firewall
- You need: Next.js and React applications on Vercel, frontend teams wanting integrated security, Jamstack projects, developers wanting zero-config protection
- You want to start with a free tier
- You're using: Vercel platform only (Next.js, React, Svelte, Vue, Nuxt, Astro, and other frameworks)
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 is better for startups: Fastly Next-Gen WAF (Signal Sciences) or Vercel Firewall?
Vercel Firewall offers a free tier while Fastly Next-Gen WAF (Signal Sciences) does not, making Vercel Firewall more accessible for budget-conscious startups. Vercel Firewall scores higher for ease of use (4.8/5), which is valuable for smaller teams. Consider your immediate security needs and growth plans when choosing.
Which has better support: Fastly Next-Gen WAF (Signal Sciences) or Vercel Firewall?
Fastly Next-Gen WAF (Signal Sciences) has a higher support rating (4.5/5) compared to Vercel Firewall (3.8/5). 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 Vercel Firewall?
Vercel Firewall scores higher for ease of use (4.8/5) versus Fastly Next-Gen WAF (Signal Sciences) (4.0/5). The actual implementation effort depends on your existing infrastructure and team expertise.
Which is more cost-effective: Fastly Next-Gen WAF (Signal Sciences) or Vercel Firewall?
Vercel Firewall offers a free tier while Fastly Next-Gen WAF (Signal Sciences) requires a paid plan. Vercel Firewall scores higher for value (4.2/5). 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 Vercel Firewall?
Fastly Next-Gen WAF (Signal Sciences) explicitly supports AWS while Vercel Firewall's AWS integration may vary. Consider whether native AWS integration or cross-cloud portability matters more for your use case.