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StrongAdequateStrongStrong
4.5

Vendors › API Security › Imperva API Security

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Imperva API Security

Imperva (Thales)

Founded 2002·US·Private
4.5

Combined score

G2
4.480
Gartner
4.560
⚠

Security incident on record - Imperva disclosed breach Sept 2023 - API keys, SSL certs, and customer data exposed after cloud provider misconfiguration

▪ Editorial verdict

Imperva API Security delivers the most seamless WAF and API security integration in the market. For organisations already running Imperva WAF, adding API security creates a unified application protection platform where web application and API threats are detected, correlated, and responded to from a single console without the integration overhead of connecting separate tools. The 4.5 out of 5 Gartner rating from 72 reviews with consistent praise for API traffic visibility and WAF integration reflects genuine customer satisfaction with this use case.

The AI-native detection sophistication for API-specific threats like BOLA, BFLA, and business logic abuse is less advanced than Salt Security or Traceable.

The verdict: Imperva API Security is right for existing Imperva WAF customers wanting integrated API security without deploying a separate vendor. Organisations wanting best-of-breed standalone API security should evaluate Salt Security or Akamai.

Last reviewed: September 2026

G2

4.480 reviews

Gartner

4.560 reviews
Gartner MQ: Representative Vendor (Gartner API Protection 2024)

API Security assessment

PROTECTIONStrong
API discovery & inventory
4 / 5
Attack detection
4 / 5
OPERATIONSAdequate
DevOps integration
3 / 5
Remediation guidance
3 / 5
ANALYTICSStrong
Traffic analytics
4 / 5
TRUST & ECOSYSTEMStrong
Standards & spec coverage
4 / 5

Strongest: API discovery & inventory

Watch out for: Remediation guidance

Strengths & limitations

Strengths

●Native integration with Imperva WAF - unified web and API protection from one vendor
●Strong bot management layered on top of API security
●Mature platform with large enterprise customer base

Watch out for

●API security is secondary to WAF - less specialised than dedicated API security vendors
●Thales acquisition 2023 creates product integration uncertainty
●Higher complexity when not using Imperva WAF

Best for

Organisations already using Imperva WAF wanting integrated API security without adding a separate vendor.

Not suitable for: Organisations not using Imperva WAF - standalone API security specialists offer more depth.

Compliance coverage

●SOC 2
●HIPAA
●NIST CSF
●PCI-DSS
●CMMC
●GDPR
●NIS2
●ISO 27001
○Essential Eight
○AU Privacy Act
○DORA
○CIS Benchmarks

Switching intelligence

Switching from

Common migration paths based on review data

  • WAF-only API protection
  • Manual API inventory

Also considering

Vendors typically shortlisted alongside

Also in our database

Imperva (Thales) also appears in:

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Quick facts

Pricing modelper API/month bundled with WAF
Pricing rangeEnterprise custom - contact for quote
Free trialNo
Min seatsNo minimum
Deployment time1-2 weeks
Complexity3 / 5
Pricing transparency2 / 5
AU presenceYes
IRAP assessedNo
Open sourceProprietary

Deployment

ModelsSaaS, On-premises, Hybrid
OS supportCloud-native
CloudAWS, Azure, GCP
SupportPhone, Email, Dedicated CSM
Data residencyUS, EU

Company

Imperva (Thales)

Founded 2002 · 1,500-2,000 (Thales) employees · Private

HQ: US

Part of Thales $21B revenue

Certifications

SOC 2 Type II, ISO 27001, PCI-DSS

Integrations

Imperva WAFAWS API GatewayAzure APIMSplunkServiceNowPagerDuty