BunkerWeb Open Source WAF vs Fastly Next-Gen WAF (Signal Sciences)

BunkerWeb Open Source WAF and Fastly Next-Gen WAF (Signal Sciences) take different approaches to web application security. Consider your team's expertise and infrastructure preferences when evaluating these options.

View BunkerWeb Open Source WAF Review View Fastly Next-Gen WAF (Signal Sciences) Review

BunkerWeb Open Source WAF and Fastly Next-Gen WAF (Signal Sciences) take fundamentally different approaches to web application security. Understanding your infrastructure and team capabilities will help determine which approach fits your needs.

Overview

BunkerWeb Open Source WAF and Fastly Next-Gen WAF (Signal Sciences) are both popular web application firewall solutions. This comparison will help you understand the key differences and choose the right one for your needs.

Next-generation open source WAF built on NGINX with ModSecurity integration, offering comprehensive web security with an intuitive web UI and extensive plugin system.

Developer-friendly WAF using proprietary SmartParse technology, offering low false positives and seamless DevOps integration for modern application security.

Quick Comparison

Feature	BunkerWeb Open Source WAF	Fastly Next-Gen WAF (Signal Sciences)
Overall Rating	4.0/5	4.5/5
Free Tier	Yes	No
Pricing Model	Free (Open Source) / Pro Support	Custom pricing based on requests and features
Ease of Use	3.8/5	4.0/5
Value for Money	4.9/5	3.8/5
Support	3.2/5	4.5/5
Open Source	Yes	No
Platforms	Linux, Docker, Docker Swarm, Kubernetes, any NGINX-compatible environment	Any web application, AWS, GCP, Azure, Kubernetes, Docker, Serverless, Nginx, Apache
Compliance	N/A (self-hosted, compliance depends on implementation)	SOC 2 Type II, PCI DSS, ISO 27001, HIPAA, GDPR

Pricing Comparison

BunkerWeb Open Source WAF

Model: Free (Open Source) / Pro Support

Free Tier Available

Community Edition

Free

Pro Support

Contact for pricing

View full pricing →

Fastly Next-Gen WAF (Signal Sciences)

Model: Custom pricing based on requests and features

Essential

Custom pricing

Professional

Custom pricing

Premier

Custom pricing

View full pricing →

Features Comparison

BunkerWeb Open Source WAF

ModSecurity Integration
Built-in ModSecurity WAF with OWASP Core Rule Set for comprehensive protection against web application attacks.
Bot Protection
Block malicious bots with challenge-based verification using cookies, JavaScript tests, captchas, or third-party services.
Rate Limiting & DDoS Protection
Limit connections and requests from clients, automatically ban suspicious activities triggering abnormal HTTP status codes.
IP Reputation
Block known bad IPs using external blacklists and DNSBL integration.
Web UI Management
User-friendly graphical interface for configuration and monitoring without command-line expertise.
Plugin System
Extend functionality with official and community plugins including ClamAV antivirus, Coraza WAF, and notification integrations.

Fastly Next-Gen WAF (Signal Sciences)

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.
API Discovery
Automatic discovery and cataloging of API endpoints with security assessment.
DevOps Integration
Native integrations with CI/CD tools, infrastructure as code support, and developer-friendly APIs.
Multi-Environment Deployment
Deploy as cloud service, agent, or edge module across diverse infrastructure.
Real-Time Dashboards
Live visibility into attacks, decisions, and application health without sampling.

Which One Is Right for You?

The best WAF depends on your specific requirements, infrastructure, and team expertise.

BunkerWeb Open Source WAF

You need: Security-conscious organizations wanting data control, DevOps teams comfortable with self-hosting, budget-constrained projects, privacy-focused deployments
You want to start with a free tier
You prefer open-source solutions
You're using: Linux, Docker, Docker Swarm, Kubernetes, any NGINX-compatible environment

Learn more →

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

Learn more →

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: BunkerWeb Open Source WAF or Fastly Next-Gen WAF (Signal Sciences)?

BunkerWeb Open Source WAF offers a free tier while Fastly Next-Gen WAF (Signal Sciences) does not, which may be important for early-stage startups. Fastly Next-Gen WAF (Signal Sciences) scores higher for ease of use (4.0/5), which is valuable for smaller teams. Consider your immediate security needs and growth plans when choosing.

Which has better support: BunkerWeb Open Source WAF or Fastly Next-Gen WAF (Signal Sciences)?

Fastly Next-Gen WAF (Signal Sciences) has a higher support rating (4.5/5) compared to BunkerWeb Open Source WAF (3.2/5). 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: BunkerWeb Open Source WAF or Fastly Next-Gen WAF (Signal Sciences)?

Fastly Next-Gen WAF (Signal Sciences) scores higher for ease of use (4.0/5) versus BunkerWeb Open Source WAF (3.8/5). The actual implementation effort depends on your existing infrastructure and team expertise.

Which is more cost-effective: BunkerWeb Open Source WAF or Fastly Next-Gen WAF (Signal Sciences)?

BunkerWeb Open Source WAF offers a free tier while Fastly Next-Gen WAF (Signal Sciences) requires a paid plan. BunkerWeb Open Source WAF scores higher for value (4.9/5). Total cost depends on your traffic volume, required features, and support level needs.

Which works better with AWS: BunkerWeb Open Source WAF or Fastly Next-Gen WAF (Signal Sciences)?

Fastly Next-Gen WAF (Signal Sciences) explicitly supports AWS while BunkerWeb Open Source WAF's AWS integration may vary. Consider whether native AWS integration or cross-cloud portability matters more for your use case.