Top IAST Vendorsin 2026

Contrast Assess, Black Duck Seeker, Checkmarx, HCL AppScan and Veracode IAST rank highest for real-time vulnerability detection with almost no false-positive noise.

IAST Ranked

Vendors

Last Updated

October 9, 2026

Contrast Assess, Black Duck Seeker, Checkmarx, HCL AppScan and Veracode IAST rank highest for real-time vulnerability detection with almost no false-positive noise.

Not sure which to pick? See the top 3 side by side: Contrast Application Security Platform, Rapid7 InsightAppSec, HCL AppScan IAST.

Compare the top 3

#1 Top Rank

Editorial #1 ChoiceApplication Security

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Contrast Application Security Platform

byContrast SecurityVerified

Baltimore, Maryland, USA501-1,000

Contrast Application Security Platform delivers automated SCA for API security. Explore its Application Security capabilities, deployment choices and top competitors.

DevSecOps pipeline automationAPI securityVulnerability remediationRuntime attack blockingOpen-source risk management

Deployment

SaaS, Cloud, Hybrid

Integrations

GitHub, GitLab, Jenkins +5

Target Users

Financial Services, Healthcare, Technology, Insurance, E-Commerce, Retail

Enterprise Ready:SSO ReadyRBACREST APICompliance: SOC 2 Type II; ISO 27001; PCI DSS; HIPAA; FedRAMP ready

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#2 Runner Up

DAST

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Rapid7 InsightAppSec

byRapid7Verified

Boston, Massachusetts, USA3,000+

Get the facts on Rapid7 InsightAppSec: REST API testing. Built for CI/CD security gating. Compare it with other Application Security Testing options before you decide.

Dynamic web vulnerability scanningCI/CD security gatingREST API security testingAutomated penetration testing verification

Deployment

SaaS, Cloud, Hybrid

Integrations

Jira, Jenkins, GitHub +3

Target Users

Software Development, Financial Services, E-commerce, Healthcare, E-commerce & Retail, High Tech, Education

Enterprise Ready:SSO ReadyRBACREST APICompliance: PCI-DSS 4.0; OWASP Top 10; HIPAA; ISO 27001; SOC 2 Type II

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#3 Ranked

IAST

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HCL AppScan IAST

byHCLSoftwareVerified

Noida, India10,000+

Evaluating HCL AppScan IAST? See how this IAST tool handles automated QA integration and near-zero false positives, where it fits best and which alternatives to compare.

Continuous QA security testingRuntime vulnerability validationDevSecOps pipeline accelerationAutomated regression testing

Deployment

Cloud

Integrations

Jenkins, GitLab CI, Azure DevOps +3

Target Users

Banking, Healthcare, E-commerce, Software Development, High Tech, Financial Services, Software Vendors

Enterprise Ready:SSO ReadyRBACREST APICompliance: PCI-DSS 4.0; OWASP Top 10; ISO 27001; SOC 2

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IAST

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Veracode Runtime Protection

byVeracodeVerified

Burlington, Massachusetts, USA1,000+

See what Veracode Runtime Protection offers: exploit blocking. It is built for Zero-Day Defense, supports agent-based deployment and competes with other RASP tools.

IASTRuntime Application SecurityRASPZero-Day Defense

Deployment

Cloud

Integrations

Java, .NET runtime, Veracode Platform

Target Users

Enterprise Web Applications, Banking

Enterprise Ready:SSO ReadyRBACREST APICompliance: PCI-DSS; SOC 2; ISO 27001

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IAST

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Checkmarx IAST

byCheckmarxVerified

Tel Aviv, Israel1,001-5,000

Get the facts on Checkmarx IAST: code execution monitoring and line-of-code flaw detection. Built for DevSecOps. Compare it with other IAST options before you decide.

IASTApplication Security TestingRuntime AnalysisDevSecOps

Deployment

SaaS, Cloud

Integrations

Java, .NET, Checkmarx One +1

Target Users

Software Development, FinTech, Tech

Enterprise Ready:SSO ReadyRBACREST APICompliance: SOC 2 Type II; ISO 27001; PCI-DSS; HIPAA

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DAST

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Seeker

byBlack DuckVerified

Burlington, Massachusetts, USA1,001-5,000

What does Seeker do? It covers code tracing and runtime API analysis. See typical use cases, cloud, on-premises or hybrid deployment and how it compares to rivals.

Interactive application testingAutomated flaw verificationRuntime API defense

Deployment

Cloud, Hybrid, On-Premise

Integrations

Jenkins, Jira, Azure DevOps +3

Target Users

Cross-industry, FinTech, E-Commerce, Enterprise Software

Enterprise Ready:SSO ReadyRBACREST APICompliance: OWASP Top 10; PCI DSS; HIPAA; SOC 2

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IAST

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Bright STAR

byBright SecurityVerified

San Rafael, California, USA51-200

Bright STAR: BOLA & SSRF detection and automated exploit validation. Built for automated dynamic security testing. Compare Application Security Testing alternatives.

Automated dynamic security testingProof-of-concept exploit generationRapid vulnerability remediation

Deployment

SaaS, Cloud

Integrations

Jenkins, Azure DevOps, Jira +2

Target Users

DevSecOps, Software Engineering Teams, High-Tech

Enterprise Ready:SSO ReadyRBACREST APICompliance: SOC 2 Type II; ISO 27001

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IAST

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Acunetix IAST

byInvictiVerified

Austin, Texas, USA500+

Try Acunetix IAST free: an interactive application security with server-side sensor inspection. See who it suits and how it stacks up against other IAST tools.

IASTApplication Security Testing

Deployment

SaaS, Cloud

Integrations

Java, .NET, PHP +1

Target Users

Software Development, Tech, FinTech

Enterprise Ready:SSO ReadyRBACREST APICompliance: OWASP Top 10; PCI-DSS; ISO 27001

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Frequently Asked Questions

Quick answers about Top IAST Vendors.

Which are the top IAST vendors on Cyber Rank?

Top IAST Vendors currently lists 8 products, in editorial order: #1 Contrast Application Security Platform (Contrast Security), #2 Rapid7 InsightAppSec, #3 HCL AppScan IAST (HCLSoftware), #4 Veracode Runtime Protection, #5 Checkmarx IAST, #6 Seeker (Black Duck), #7 Bright STAR (Bright Security), #8 Acunetix IAST (Invicti).

Which product is ranked #1 in Top IAST Vendors?

Contrast Application Security Platform by Contrast Security is ranked first by the Cyber Rank editorial team.

View Contrast Application Security Platform →

How is Top IAST Vendors put together?

The Cyber Rank editorial team selects the products on this list and decides their order after reviewing each product's features, deployment options, integrations, industry fit and vendor background. It is not a market-share or customer-review ranking.

Which products appear here?

Products that our editors picked for IAST and that have a published Cyber Rank profile.

Can a product appear in other rankings?

Yes. Editors can list a product in any ranking where it is a strong fit, so it may appear in several.