HAProxy Enterprise WAF vs StackPath Web Application Firewall
Both HAProxy Enterprise WAF and StackPath Web Application Firewall are capable WAF solutions. The right choice depends on your specific infrastructure, budget, and feature requirements.
Overview
HAProxy Enterprise WAF and StackPath 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.
High-performance WAF built into the world's most widely used open source load balancer. Uses machine learning-powered threat detection instead of regex-based signatures, delivering 98.5% balanced accuracy with sub-millisecond latency. Enterprise product with custom pricing.
Edge-based WAF that was part of StackPath's CDN and edge computing platform. Discontinued in June 2024 when the company shut down operations.
Quick Comparison
| Feature | HAProxy Enterprise WAF | StackPath Web Application Firewall |
|---|---|---|
| Overall Rating | 4.3/5 | 1.0/5 |
| Free Tier | No | No |
| Pricing Model | Custom pricing (contact sales) | Per site / Per bandwidth tier (discontinued) |
| Ease of Use | 3.8/5 | 1.0/5 |
| Value for Money | 3.5/5 | 1.0/5 |
| Support | 4.5/5 | 1.0/5 |
| Platforms | Linux (RHEL, Ubuntu, Debian, CentOS, Amazon Linux), Docker, Kubernetes, AWS, Azure, GCP, FreeBSD, virtual appliance | Cloud (SaaS, discontinued) |
| Compliance | SOC 2, supports PCI DSS compliance | SOC 2, PCI DSS (historical) |
Pricing Comparison
HAProxy Enterprise WAF
Model: Custom pricing (contact sales)
HAProxy Community
Free
HAProxy Enterprise
Custom
HAProxy Edge
Custom
HAProxy ALOHA
Custom
StackPath Web Application Firewall
Model: Per site / Per bandwidth tier (discontinued)
Edge Delivery 200
$27.50/month
Edge Delivery 2000
$275/month
Features Comparison
HAProxy Enterprise WAF
-
Intelligent WAF Engine
Machine learning-powered threat detection trained on 60+ billion daily requests. Detects zero-day and polymorphic attacks without relying on static signatures. 98.5% balanced accuracy in open source benchmarks.
-
OWASP CRS Compatibility
Optional mode that runs OWASP Core Rule Set rules through the Intelligent WAF Engine, dramatically reducing latency and false positive rates compared to traditional CRS processing.
-
WAF Profiles
Customizable security profiles per application, allowing fine-tuned policies based on each app's unique traffic patterns. Minimizes false positives and alert fatigue for diverse application portfolios.
-
Bot Management
Proprietary bot detection module with 100% local processing for low latency. Identifies and manages automated traffic using fingerprinting and behavioral analysis.
-
Global Rate Limiting
Dynamic, cluster-wide rate limiting powered by the Global Profiling Engine. Tracks and enforces rate limits in real-time across distributed deployments.
-
HAProxy Fusion Control Plane
Centralized management, monitoring, and automation of WAF policies across multi-cluster, multi-cloud, and multi-team deployments from a single dashboard.
-
DDoS Protection
Full-spectrum DDoS mitigation via HAProxy Edge, protecting against volumetric, protocol, and application-layer attacks.
-
In-Process Architecture
WAF runs in the same process as HAProxy, adding virtually zero latency and CPU overhead. No separate WAF appliance or proxy hop required.
-
Threat Intelligence
Real-time threat intelligence from HAProxy Edge's global network, continuously updating the ML models that power the WAF engine.
StackPath Web Application Firewall
-
Edge WAF
Application-layer firewall deployed at the edge, filtering traffic before it reached origin servers. Included OWASP Top 10 coverage and custom rule support.
-
DDoS Protection
Volumetric and application-layer DDoS mitigation integrated with the CDN edge network.
-
Bot Management
Bot detection and mitigation using behavioral analysis and challenge-based verification.
-
Real-time Analytics
Dashboard showing traffic patterns, blocked requests, and attack trends across protected sites.
Which One Is Right for You?
The best WAF depends on your specific requirements, infrastructure, and team expertise.
HAProxy Enterprise WAF
- You need: High-traffic applications already using HAProxy for load balancing, organizations wanting integrated WAF and load balancing without separate appliances, teams that prioritize low latency and accuracy over rule customization, enterprises running multi-cloud or hybrid deployments
- You're using: Linux (RHEL, Ubuntu, Debian, CentOS, Amazon Linux), Docker, Kubernetes, AWS, Azure, GCP, FreeBSD, virtual appliance
StackPath Web Application Firewall
- You need: Historical reference only. StackPath is no longer available.
- You're using: Cloud (SaaS, discontinued)
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 has better support: HAProxy Enterprise WAF or StackPath Web Application Firewall?
HAProxy Enterprise WAF has a higher support rating (4.5/5) compared to StackPath Web Application Firewall (1.0/5). 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: HAProxy Enterprise WAF or StackPath Web Application Firewall?
HAProxy Enterprise WAF scores higher for ease of use (3.8/5) versus StackPath Web Application Firewall (1.0/5). The actual implementation effort depends on your existing infrastructure and team expertise.
Which is more cost-effective: HAProxy Enterprise WAF or StackPath Web Application Firewall?
Neither provider offers a completely free tier. HAProxy Enterprise WAF scores higher for value (3.5/5). Total cost depends on your traffic volume, required features, and support level needs.
Which works better with AWS: HAProxy Enterprise WAF or StackPath Web Application Firewall?
HAProxy Enterprise WAF explicitly supports AWS while StackPath Web Application Firewall's AWS integration may vary. Consider whether native AWS integration or cross-cloud portability matters more for your use case.
Which is better for enterprise: HAProxy Enterprise WAF or StackPath Web Application Firewall?
HAProxy Enterprise WAF is positioned for enterprise use cases, while StackPath Web Application Firewall may be more suited for small to mid-market organizations. Both offer compliance certifications important for enterprise. Enterprise buyers should evaluate SLAs, support options, and integration capabilities.