Coraza Web Application Firewall vs Google Cloud Armor

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

View Coraza Web Application Firewall Review View Google Cloud Armor Review

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

Overview

Coraza Web Application Firewall and Google Cloud Armor are both popular web application firewall solutions. This comparison will help you understand the key differences and choose the right one for your needs.

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.

Google Cloud's edge security service combining WAF, DDoS protection, and adaptive protection with the scale and intelligence of Google's global network.

Quick Comparison

Feature	Coraza Web Application Firewall	Google Cloud Armor
Overall Rating	4.2/5	4.2/5
Free Tier	Yes	No
Pricing Model	Free and open source (Apache 2.0)	Pay-per-use (policies + rules + requests)
Ease of Use	3.8/5	3.8/5
Value for Money	4.8/5	4.0/5
Support	3.5/5	4.0/5
Open Source	Yes	No
Platforms	Any platform running Go, Docker, Kubernetes, Linux, macOS, Windows	Google Cloud Load Balancer (HTTP/S, TCP/SSL Proxy), Cloud CDN, Cloud Run, GKE
Compliance	Supports PCI DSS compliance when configured with OWASP CRS	SOC 1/2/3, PCI DSS, ISO 27001, ISO 27017, ISO 27018, FedRAMP, HIPAA

Pricing Comparison

Coraza Web Application Firewall

Model: Free and open source (Apache 2.0)

Free Tier Available

Open Source

Free

View full pricing →

Google Cloud Armor

Model: Pay-per-use (policies + rules + requests)

Standard (Small)

~$20/mo + $0.75/M requests

Standard (Medium)

~$55/mo + $0.75/M requests

Plus (Managed Protection)

$3,000/month

Enterprise

Custom pricing

View full pricing →

Features Comparison

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.

Google Cloud Armor

Pre-configured WAF Rules
Ready-to-use rule sets for OWASP Top 10, SQLi, XSS, and other common attacks.
Adaptive Protection
ML-powered automatic detection and mitigation of sophisticated L7 DDoS attacks.
Bot Management
Integration with reCAPTCHA Enterprise for advanced bot detection and challenge pages.
Rate Limiting
Flexible rate limiting based on IP, headers, or other request attributes.
Geo-Based Access Control
Allow or deny traffic based on geographic location of the request origin.
Named IP Lists
Block known malicious IPs using Google's threat intelligence or custom lists.

Which One Is Right for You?

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

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 →

Google Cloud Armor

You need: GCP-native applications, organizations using Google Cloud, applications needing reCAPTCHA integration, multi-cloud with GCP component
You're using: Google Cloud Load Balancer (HTTP/S, TCP/SSL Proxy), Cloud CDN, Cloud Run, GKE

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: Coraza Web Application Firewall or Google Cloud Armor?

Coraza Web Application Firewall offers a free tier while Google Cloud Armor does not, which may be important for early-stage startups. Consider your immediate security needs and growth plans when choosing.

Which has better support: Coraza Web Application Firewall or Google Cloud Armor?

Google Cloud Armor 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: Coraza Web Application Firewall or Google Cloud Armor?

Google Cloud Armor scores higher for ease of use (3.8/5) versus Coraza Web Application Firewall (3.8/5). The actual implementation effort depends on your existing infrastructure and team expertise.

Which is more cost-effective: Coraza Web Application Firewall or Google Cloud Armor?

Coraza Web Application Firewall offers a free tier while Google Cloud Armor requires a paid plan. Coraza Web Application Firewall scores higher for value (4.8/5). Total cost depends on your traffic volume, required features, and support level needs.

What's the difference between Coraza Web Application Firewall (open source) and Google Cloud Armor (commercial)?

Coraza Web Application Firewall is open source, which means you can inspect the code, customize it, and self-host without licensing fees. Google Cloud Armor is a commercial solution with managed support and regular updates. Open source is ideal if you have in-house expertise and want full control. Commercial solutions are better if you prefer managed security with vendor support.