Imperva Web Application Firewall vs LiteSpeed Web Server WAF

Both Imperva Web Application Firewall and LiteSpeed Web Server WAF are capable WAF solutions. The right choice depends on your specific infrastructure, budget, and feature requirements.

View Imperva Web Application Firewall Review View LiteSpeed Web Server WAF Review

Overview

Imperva Web Application Firewall and LiteSpeed Web Server WAF are both popular web application firewall solutions. This comparison will help you understand the key differences and choose the right one for your needs.

Enterprise-grade cloud WAF with industry-leading threat research, offering comprehensive application security with advanced bot protection and API security.

Built-in WAF module for LiteSpeed Web Server providing ModSecurity-compatible protection with high performance and low resource usage.

Quick Comparison

Feature Imperva Web Application Firewall LiteSpeed Web Server WAF
Overall Rating 4.4/5 3.8/5
Free Tier No Yes
Pricing Model Custom enterprise pricing Per-server license
Ease of Use 3.5/5 4.0/5
Value for Money 3.7/5 4.5/5
Support 4.5/5 3.5/5
Platforms Any web application, AWS, Azure, GCP, Kubernetes, on-premise Linux servers
Compliance SOC 2, PCI DSS, HIPAA, ISO 27001, ISO 27017, ISO 27018 PCI DSS (with proper configuration)

Pricing Comparison

Imperva Web Application Firewall

Model: Custom enterprise pricing

Pro

Starting ~$59/month

Business

Starting ~$299/month

Enterprise

Custom pricing

View full pricing →

LiteSpeed Web Server WAF

Model: Per-server license

Free Tier Available

OpenLiteSpeed

Free

LiteSpeed Enterprise

From $0 (1-worker) to $92/month

View full pricing →

Features Comparison

Imperva Web Application Firewall

  • Advanced Bot Protection

    Machine learning-powered bot detection that distinguishes between legitimate users, good bots, and malicious automation.

  • API Security

    Discover, classify, and protect APIs with schema validation, anomaly detection, and positive security model.

  • Account Takeover Protection

    Detect and prevent credential stuffing and account takeover attacks using behavioral analysis.

  • Client-Side Protection

    Monitor and protect against client-side attacks like Magecart, formjacking, and supply chain compromises.

  • Attack Analytics

    AI-powered analysis of security events to identify attack campaigns and reduce alert fatigue.

  • Virtual Patching

    Immediate protection against known vulnerabilities while you work on permanent fixes.

LiteSpeed Web Server WAF

  • ModSecurity Compatibility

    Supports ModSecurity rules with significantly better performance than Apache mod_security.

  • Built-In WAF

    WAF integrated directly into the web server for minimal overhead.

  • OWASP CRS Support

    Compatible with the OWASP Core Rule Set; CRS must be enabled and the rule set installed, it is not active by default.

Which One Is Right for You?

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

Imperva Web Application Firewall

  • You need: Large enterprises, organizations with sophisticated security requirements, companies needing advanced bot management, regulated industries
  • You're using: Any web application, AWS, Azure, GCP, Kubernetes, on-premise
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LiteSpeed Web Server WAF

  • You need: Hosting providers, WordPress sites on LiteSpeed, organizations wanting server-level WAF
  • You want to start with a free tier
  • You're using: Linux servers
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: Imperva Web Application Firewall or LiteSpeed Web Server WAF?

LiteSpeed Web Server WAF offers a free tier while Imperva Web Application Firewall does not, making LiteSpeed Web Server WAF more accessible for budget-conscious startups. LiteSpeed Web Server WAF 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: Imperva Web Application Firewall or LiteSpeed Web Server WAF?

Imperva Web Application Firewall has a higher support rating (4.5/5) compared to LiteSpeed Web Server WAF (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: Imperva Web Application Firewall or LiteSpeed Web Server WAF?

LiteSpeed Web Server WAF scores higher for ease of use (4.0/5) versus Imperva Web Application Firewall (3.5/5). The actual implementation effort depends on your existing infrastructure and team expertise.

Which is more cost-effective: Imperva Web Application Firewall or LiteSpeed Web Server WAF?

LiteSpeed Web Server WAF offers a free tier while Imperva Web Application Firewall requires a paid plan. LiteSpeed Web Server WAF scores higher for value (4.5/5). Total cost depends on your traffic volume, required features, and support level needs.

Which works better with AWS: Imperva Web Application Firewall or LiteSpeed Web Server WAF?

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