HAProxy Enterprise WAF vs Qualys Web Application Firewall
Both HAProxy Enterprise WAF and Qualys Web Application Firewall are capable WAF solutions. The right choice depends on your specific infrastructure, budget, and feature requirements.
Overview
HAProxy Enterprise WAF and Qualys 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.
Cloud-managed WAF from Qualys that integrates with their vulnerability scanning platform, enabling one-click virtual patching of discovered vulnerabilities. Note — product was decommissioned September 2024.
Quick Comparison
| Feature | HAProxy Enterprise WAF | Qualys Web Application Firewall |
|---|---|---|
| Overall Rating | 4.3/5 | 3.0/5 |
| Free Tier | No | No |
| Pricing Model | Custom pricing (contact sales) | Subscription, per-asset licensing (product decommissioned) |
| Ease of Use | 3.8/5 | 3.2/5 |
| Value for Money | 3.5/5 | 2.5/5 |
| Support | 4.5/5 | 3.5/5 |
| Platforms | Linux (RHEL, Ubuntu, Debian, CentOS, Amazon Linux), Docker, Kubernetes, AWS, Azure, GCP, FreeBSD, virtual appliance | VMware, Hyper-V, Docker, AWS, Azure, Google Cloud Platform |
| Compliance | SOC 2, supports PCI DSS compliance | PCI DSS, SOC 2, FedRAMP, ISO 27001 (Qualys platform level) |
Pricing Comparison
HAProxy Enterprise WAF
Model: Custom pricing (contact sales)
HAProxy Community
Free
HAProxy Enterprise
Custom
HAProxy Edge
Custom
HAProxy ALOHA
Custom
Qualys Web Application Firewall
Model: Subscription, per-asset licensing (product decommissioned)
Qualys WAF (Decommissioned)
Previously subscription-based
Features Comparison
HAProxy Enterprise WAF
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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.
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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.
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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.
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Bot Management
Proprietary bot detection module with 100% local processing for low latency. Identifies and manages automated traffic using fingerprinting and behavioral analysis.
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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.
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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.
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DDoS Protection
Full-spectrum DDoS mitigation via HAProxy Edge, protecting against volumetric, protocol, and application-layer attacks.
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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.
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Threat Intelligence
Real-time threat intelligence from HAProxy Edge's global network, continuously updating the ML models that power the WAF engine.
Qualys Web Application Firewall
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WAS Integration
Automatically generate WAF rules from Qualys Web Application Scanning results for one-click virtual patching.
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Cloud-Managed Appliance
Virtual appliance deployed locally but managed centrally through the Qualys Cloud Platform.
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Custom Security Policies
Flexible policy engine with reusable rules and templates for common platforms and custom applications.
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Pre-Built CMS Policies
Out-of-the-box protection policies for WordPress, Joomla, Drupal, SharePoint, and Outlook Web Application.
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Security Event Analytics
Detailed dashboards with traffic summaries, threat trends, and drill-down capabilities for incident investigation.
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Local Traffic Processing
Application traffic stays within your environment for minimal latency and full data control.
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
Qualys Web Application Firewall
- You need: Historical reference; previously suited for Qualys platform customers wanting integrated vulnerability management and WAF
- You're using: VMware, Hyper-V, Docker, AWS, Azure, Google Cloud Platform
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 Qualys Web Application Firewall?
HAProxy Enterprise WAF has a higher support rating (4.5/5) compared to Qualys 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: HAProxy Enterprise WAF or Qualys Web Application Firewall?
HAProxy Enterprise WAF scores higher for ease of use (3.8/5) versus Qualys Web Application Firewall (3.2/5). The actual implementation effort depends on your existing infrastructure and team expertise.
Which is more cost-effective: HAProxy Enterprise WAF or Qualys 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 Qualys Web Application Firewall?
Both HAProxy Enterprise WAF and Qualys Web Application Firewall support AWS deployments. Consider whether native AWS integration or cross-cloud portability matters more for your use case.
Which is better for enterprise: HAProxy Enterprise WAF or Qualys Web Application Firewall?
HAProxy Enterprise WAF is positioned for enterprise use cases, while Qualys 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.