AWS Web Application Firewall vs Imperva Web Application Firewall
Imperva Web Application Firewall wins this comparison, particularly for Large enterprises, organizations with sophisticated security requirements, companies needing advanced bot management, regulated industries. That said, AWS Web Application Firewall remains a solid choice for AWS-native applications, organizations already invested in AWS ecosystem, variable traffic workloads, multi-account AWS environments.
Overview
AWS Web Application Firewall and Imperva 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.
Native AWS security service providing scalable WAF protection for applications hosted on AWS infrastructure with pay-per-use pricing.
Enterprise-grade cloud WAF with industry-leading threat research, offering comprehensive application security with advanced bot protection and API security.
Quick Comparison
| Feature | AWS Web Application Firewall | Imperva Web Application Firewall |
|---|---|---|
| Overall Rating | 4.3/5 | 4.4/5 |
| Free Tier | No | No |
| Pricing Model | Pay-per-use (rules + requests) | Custom enterprise pricing |
| Ease of Use | 3.5/5 | 3.5/5 |
| Value for Money | 4.0/5 | 3.7/5 |
| Support | 4.0/5 | 4.5/5 |
| Platforms | AWS CloudFront, ALB, API Gateway, AppSync, Cognito, App Runner, Verified Access | Any web application, AWS, Azure, GCP, Kubernetes, on-premise |
| Compliance | SOC 1/2/3, PCI DSS, HIPAA, FedRAMP, ISO 27001 | SOC 2, PCI DSS, HIPAA, ISO 27001, ISO 27017, ISO 27018 |
Pricing Comparison
AWS Web Application Firewall
Model: Pay-per-use (rules + requests)
Small (1 ACL, 10 rules)
$15/month + $0.60/M requests
Medium (2 ACL, 25 rules)
$35/month + $0.60/M requests
Large (5 ACL, 50 rules)
$75/month + $0.60/M requests
Imperva Web Application Firewall
Model: Custom enterprise pricing
Pro
Starting ~$59/month
Business
Starting ~$299/month
Enterprise
Custom pricing
Features Comparison
AWS Web Application Firewall
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AWS Managed Rules
Pre-configured rule groups maintained by AWS and AWS Marketplace sellers for common threats.
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Custom Rules
Build your own rules using conditions like IP addresses, HTTP headers, URI strings, and more.
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Rate-Based Rules
Automatically block IPs that exceed defined request thresholds.
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Bot Control
Managed rule group for detecting and managing bot traffic (additional cost).
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Fraud Control
Account takeover prevention and creation fraud detection for login/signup pages.
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Firewall Manager Integration
Centrally configure and manage WAF rules across multiple AWS accounts.
Imperva Web Application Firewall
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Advanced Bot Protection
Machine learning-powered bot detection that distinguishes between legitimate users, good bots, and malicious automation.
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API Security
Discover, classify, and protect APIs with schema validation, anomaly detection, and positive security model.
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Account Takeover Protection
Detect and prevent credential stuffing and account takeover attacks using behavioral analysis.
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Client-Side Protection
Monitor and protect against client-side attacks like Magecart, formjacking, and supply chain compromises.
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Attack Analytics
AI-powered analysis of security events to identify attack campaigns and reduce alert fatigue.
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Virtual Patching
Immediate protection against known vulnerabilities while you work on permanent fixes.
Which One Is Right for You?
The best WAF depends on your specific requirements, infrastructure, and team expertise.
AWS Web Application Firewall
- You need: AWS-native applications, organizations already invested in AWS ecosystem, variable traffic workloads, multi-account AWS environments
- You're using: AWS CloudFront, ALB, API Gateway, AppSync, Cognito, App Runner, Verified Access
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
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: AWS Web Application Firewall or Imperva Web Application Firewall?
Imperva Web Application Firewall has a higher support rating (4.5/5) compared to AWS Web Application Firewall (4.0/5). 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: AWS Web Application Firewall or Imperva Web Application Firewall?
Imperva Web Application Firewall scores higher for ease of use (3.5/5) versus AWS Web Application Firewall (3.5/5). The actual implementation effort depends on your existing infrastructure and team expertise.
Which is more cost-effective: AWS Web Application Firewall or Imperva Web Application Firewall?
Neither provider offers a completely free tier. AWS Web Application Firewall scores higher for value (4.0/5). Total cost depends on your traffic volume, required features, and support level needs.
Which works better with AWS: AWS Web Application Firewall or Imperva Web Application Firewall?
AWS Web Application Firewall is AWS's native WAF solution, offering the tightest integration with AWS services like CloudFront, ALB, and API Gateway. Imperva Web Application Firewall can also protect AWS workloads but requires additional configuration. Consider whether native AWS integration or cross-cloud portability matters more for your use case.
Which is better for enterprise: AWS Web Application Firewall or Imperva Web Application Firewall?
Imperva Web Application Firewall is positioned for enterprise use cases, while AWS 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.