Impart WAF vs Imperva API Security: Side-by-Side Comparison (2026)

Impart WAF: Modern WAF with code-based rules and developer-focused workflow integration. built by Impart Security. Core capabilities include OWASP Top 10 threat detection including SQL injection and XSS, Account takeover detection for credential stuffing and password spraying, Attribute-based blocking by API token, authorization header, or session cookie..

Imperva API Security: Unified API security platform for discovery, risk assessment, and mitigation. built by Imperva. Core capabilities include Continuous API discovery including shadow APIs, OWASP API Security Top 10 risk assessment, Real-time BOLA detection and response..

Both serve the API Security market but differ in approach, feature depth, and target audience.

Impart WAF differentiates with OWASP Top 10 threat detection including SQL injection and XSS, Account takeover detection for credential stuffing and password spraying, Attribute-based blocking by API token, authorization header, or session cookie. Imperva API Security differentiates with Continuous API discovery including shadow APIs, OWASP API Security Top 10 risk assessment, Real-time BOLA detection and response.

Impart WAF is developed by Impart Security. Imperva API Security is developed by Imperva. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Impart WAF integrates with Terraform. Imperva API Security integrates with Kong, Mulesoft, Azure APIM, Apigee, F5 and 3 more. Check integration compatibility with your existing security stack before deciding.

Impart WAF and Imperva API Security serve similar API Security use cases: both are API Security tools, both cover WAF. Review the feature comparison above to determine which fits your requirements.