Cloudflare Web Application Firewall vs Coraza Web Application Firewall

Cloudflare Web Application Firewall and Coraza Web Application Firewall take different approaches to web application security. Consider your team's expertise and infrastructure preferences when evaluating these options.

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Cloudflare Web Application Firewall and Coraza Web Application Firewall take fundamentally different approaches to web application security. Understanding your infrastructure and team capabilities will help determine which approach fits your needs.

Overview

Cloudflare Web Application Firewall and Coraza Web Application 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.

Industry-leading WAF with global CDN integration, offering robust protection against OWASP threats with easy setup and generous free tier.

OWASP open source WAF written in Go, fully compatible with ModSecurity rules and OWASP Core Rule Set, designed as a modern alternative to ModSecurity with native support for Caddy, Traefik, and HAProxy.

Quick Comparison

Feature	Cloudflare Web Application Firewall	Coraza Web Application Firewall
Overall Rating	4.5/5	4.2/5
Free Tier	Yes	Yes
Pricing Model	Per domain / Per feature tier	Free and open source (Apache 2.0)
Ease of Use	4.8/5	3.8/5
Value for Money	4.5/5	4.8/5
Support	4.0/5	3.5/5
Open Source	No	Yes
Platforms	Any web application, WordPress, Shopify, AWS, GCP, Azure, Kubernetes	Any platform running Go, Docker, Kubernetes, Linux, macOS, Windows
Compliance	SOC 2, PCI DSS, ISO 27001, HIPAA, FedRAMP	Supports PCI DSS compliance when configured with OWASP CRS

Pricing Comparison

Cloudflare Web Application Firewall

Model: Per domain / Per feature tier

Free Tier Available

Free

$0/month

Pro

$20/month

Business

$200/month

Enterprise

Contact Sales

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Coraza Web Application Firewall

Model: Free and open source (Apache 2.0)

Free Tier Available

Open Source

Free

View full pricing →

Features Comparison

Cloudflare Web Application Firewall

Managed Rulesets
Pre-configured rules from Cloudflare and OWASP that are automatically updated to protect against emerging threats.
Custom Rules
Create your own firewall rules using Cloudflare's expression language to block, challenge, or allow specific traffic patterns.
Rate Limiting
Protect against brute force attacks and API abuse by limiting request rates from specific IPs or patterns.
Bot Management
Advanced bot detection and mitigation using machine learning to distinguish good bots from malicious ones.
API Shield
Protect API endpoints with schema validation, mutual TLS, and anomaly detection.
Page Shield
Monitor and control third-party JavaScript to prevent supply chain attacks and data theft.

Coraza Web Application Firewall

ModSecurity Compatibility
Full compatibility with ModSecurity SecLang rule language. Existing ModSecurity rules and rule sets work without modification.
OWASP CRS Support
Native support for the OWASP Core Rule Set, providing protection against SQL injection, XSS, RCE, and other OWASP Top 10 threats.
Go Native
Pure Go implementation with no C dependencies. Embeddable as a library, usable as middleware, or deployable as a plugin for modern proxies.
Proxy Plugins
Official plugins for Caddy (coraza-caddy), Traefik, and HAProxy allow adding WAF protection with minimal configuration.
Kubernetes Ready
Lightweight enough to run as a sidecar or embedded in ingress controllers. Works with any Go-based K8s tooling.
Audit Logging
Detailed audit logging of blocked and flagged requests for security analysis and compliance reporting.

Which One Is Right for You?

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

Cloudflare Web Application Firewall

You need: Small to medium websites, WordPress sites, developers wanting easy setup, organizations needing integrated CDN+WAF
You want to start with a free tier
You're using: Any web application, WordPress, Shopify, AWS, GCP, Azure, Kubernetes

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Coraza Web Application Firewall

You need: Teams migrating from ModSecurity, Kubernetes environments, Go-based applications, organizations using Caddy or Traefik, developers wanting embeddable WAF
You want to start with a free tier
You prefer open-source solutions
You're using: Any platform running Go, Docker, Kubernetes, Linux, macOS, Windows

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: Cloudflare Web Application Firewall or Coraza Web Application Firewall?

Both Cloudflare Web Application Firewall and Coraza Web Application Firewall offer free tiers, making them accessible for startups. Cloudflare Web Application 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: Cloudflare Web Application Firewall or Coraza Web Application Firewall?

Cloudflare Web Application Firewall has a higher support rating (4.0/5) compared to Coraza Web Application Firewall (3.5/5). 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: Cloudflare Web Application Firewall or Coraza Web Application Firewall?

Cloudflare Web Application Firewall scores higher for ease of use (4.8/5) versus Coraza Web Application Firewall (3.8/5). DNS-based setup makes Cloudflare particularly quick to implement. The actual implementation effort depends on your existing infrastructure and team expertise.

Which is more cost-effective: Cloudflare Web Application Firewall or Coraza Web Application Firewall?

Both providers offer free tiers, making it easy to start without commitment. Coraza Web Application Firewall scores higher for value (4.8/5). Total cost depends on your traffic volume, required features, and support level needs.

Which works better with AWS: Cloudflare Web Application Firewall or Coraza Web Application Firewall?

Cloudflare Web Application Firewall explicitly supports AWS while Coraza Web Application Firewall's AWS integration may vary. Consider whether native AWS integration or cross-cloud portability matters more for your use case.