CrowdSec Web Application Firewall vs Fastly Next-Gen WAF (Signal Sciences) vs Sansec Shield Web Application Firewall
Comparing CrowdSec Web Application Firewall, Fastly Next-Gen WAF (Signal Sciences) and Sansec Shield Web Application Firewall across pricing, features, ease of use, and more. Each WAF has different strengths — the right choice depends on your specific requirements.
Overview
CrowdSec Web Application Firewall, Fastly Next-Gen WAF (Signal Sciences) and Sansec Shield Web Application Firewall are popular web application firewall solutions. This comparison will help you understand the key differences and choose the right one for your needs.
CrowdSec Web Application Firewall: Open-source, crowd-powered WAF that combines traditional rule-based filtering with community-driven threat intelligence. Integrates with Nginx, Traefik, HAProxy, and Kubernetes. Compatible with ModSecurity SecLang rules.
Fastly Next-Gen WAF (Signal Sciences): Developer-friendly WAF using proprietary SmartParse technology, offering low false positives and seamless DevOps integration for modern application security.
Sansec Shield Web Application Firewall: Magento-specific WAF with real-time threat protection, zero false positives, and deep Adobe Commerce integration for e-commerce stores.
Quick Comparison
| Feature |
CrowdSec Web Application Firewall
|
Fastly Next-Gen WAF (Signal Sciences)
|
Sansec Shield Web Application Firewall
|
|---|---|---|---|
| Overall Rating | 4.3/5 | 4.5/5 | 4.4/5 |
| Free Tier | Yes | No | No |
| Pricing Model | Open source (MIT) + commercial blocklists and CTI | Custom pricing based on requests and features | Subscription by store revenue tier |
| Ease of Use | - | 4.0/5 | 4.0/5 |
| Value for Money | 4.7/5 | 3.8/5 | 4.3/5 |
| Support | - | 4.5/5 | 4.6/5 |
| Platforms | Linux, Docker, Kubernetes, FreeBSD, Windows (beta) | Any web application, AWS, GCP, Azure, Kubernetes, Docker, Serverless, Nginx, Apache | Magento 2, Adobe Commerce, Adobe Cloud |
| Compliance | Supports PCI DSS compliance, SOC 2 workflows | SOC 2 Type II, PCI DSS, ISO 27001, HIPAA, GDPR | PCI DSS compatible |
| Best For | - | Modern DevOps teams, API-heavy applications, organizations frustrated with false positives, companies needing flexible deployment options | Magento 2 stores, Adobe Commerce merchants, e-commerce businesses requiring specialized protection |
Pricing Comparison
CrowdSec Web Application Firewall
Model: Open source (MIT) + commercial blocklists and CTI
Free Tier AvailableCommunity
Free
Premium Blocklists
From $900/month
CTI
Custom
Fastly Next-Gen WAF (Signal Sciences)
Model: Custom pricing based on requests and features
Essential
Custom pricing
Professional
Custom pricing
Premier
Custom pricing
Sansec Shield Web Application Firewall
Model: Subscription by store revenue tier
Secure
Custom pricing
Advanced
Custom pricing
Enterprise
Custom pricing
Features Comparison
CrowdSec Web Application Firewall
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Crowd-Sourced Threat Intelligence
Network of 200,000+ installations sharing attack signals in real-time. Blocks malicious IPs 7-60 days before other vendors detect them.
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ModSecurity Rule Compatibility
Load existing ModSecurity SecLang rules directly. Teams migrating from ModSecurity can reuse their rule sets without rewriting.
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Virtual Patching
Block exploitation attempts at the WAF layer before application patches are deployed. Protect against known CVEs without code changes.
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Advanced Behavior Detection
Goes beyond single-request analysis. Generates internal events to build complex multi-request scenarios before triggering blocks.
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Proxy Integration
Native integration with Nginx, Traefik, HAProxy, Apache, and Envoy. No separate appliance needed.
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Kubernetes Ready
Runs as a sidecar or within ingress controllers. Fits containerized and microservice architectures.
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Console Dashboard
Web-based management console for monitoring alerts, managing blocklists, and configuring the security engine.
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Community Blocklists
Free access to crowd-sourced IP blocklists updated in real-time from the CrowdSec network.
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%+.
-
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.
Sansec Shield Web Application Firewall
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Origin-Based Protection
Operates at the application layer as a PHP module, protecting against attacks that bypass CDN-based WAFs.
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Real-Time Threat Detection
Sub-millisecond pattern matching with zero performance impact on store operations.
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Zero False Positives
Blocks only actual attacks using Magento-specific intelligence, not generic criteria.
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Rapid Threat Response
New protection rules deployed within minutes of detecting new attack patterns in the wild.
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Magento-Specific Rules
Deep understanding of Magento architecture enables detection of platform-specific vulnerabilities.
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Hack Protection Guarantee
Conditional guarantee against successful attacks when security requirements are met.
Our Verdict
CrowdSec Web Application Firewall, Fastly Next-Gen WAF (Signal Sciences) and Sansec Shield Web Application Firewall are all capable web application firewalls that can protect your applications from common threats.
Key considerations:
- Fastly Next-Gen WAF (Signal Sciences) is well-suited for: Modern DevOps teams, API-heavy applications, organizations frustrated with false positives, companies needing flexible deployment options
- Sansec Shield Web Application Firewall is well-suited for: Magento 2 stores, Adobe Commerce merchants, e-commerce businesses requiring specialized protection
We recommend evaluating your options with a trial or free tier before committing. Consider your existing infrastructure, team expertise, compliance requirements, and budget.
Frequently Asked Questions
Which is the cheapest: CrowdSec Web Application Firewall or Fastly Next-Gen WAF (Signal Sciences) or Sansec Shield Web Application Firewall?
CrowdSec Web Application Firewall offers a free tier.
Which WAF is easiest to set up?
Fastly Next-Gen WAF (Signal Sciences) has the highest ease of use rating at 4.0/5 in our review.
Which WAF has the highest overall rating?
Fastly Next-Gen WAF (Signal Sciences) leads with an overall rating of 4.5/5.
View CrowdSec Web Application Firewall Review
View Fastly Next-Gen WAF (Signal Sciences) Review
View Sansec Shield Web Application Firewall Review