AWS WAF is a web application firewall that helps protect web applications from common web exploits that could affect application availability, compromise...
Pricing based on usage
Best Imperva Web Application Firewall Alternatives ranked by AI · updated May 2025
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Imperva's WAF offers advanced security features for web applications.
Price: Contact Imperva for pricing
Top 6 Imperva Web Application Firewall alternatives
Fastly Next-Gen WAF, formerly Signal Sciences, is a cloud-based web application and API firewall for security teams protecting internet-facing applications. It combines...
Pros
- Supports agent, reverse-proxy, and edge deployment models
- Strong behavioral detection with relatively low false-positive rates
- Integrates closely with Fastly's edge platform and observability tools
Cons
- Custom pricing is less transparent than Cloudflare or AWS WAF
- Advanced capabilities can require Fastly platform expertise
- Less broad global edge-service coverage than Cloudflare
Custom pricing
AppWall is a web application firewall (WAF) solution designed to protect web applications from various cyber threats.
Contact Radware for pricing
Symantec Web Application Firewall provides advanced protection for web applications and APIs against threats and vulnerabilities.
Contact sales for pricing
Waratek Secure is a runtime application security platform that protects applications from attacks while they are running. It is aimed at enterprises...
Pros
- Provides runtime protection that can block attacks missed by pre-production testing
- Designed for application-level visibility rather than only network traffic inspection
- Can protect Java applications without requiring source-code changes
Cons
- Less widely adopted than Contrast Security and major cloud WAF platforms
- Public pricing and self-service purchasing options are limited
- Runtime agents can require application-specific deployment and tuning
Cloudflare Web Application Firewall (WAF) protects websites from malicious traffic and attacks.
Varies based on plan
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