Contrast Application Security Testing (AST) vs Datadog Runtime Code Analysis (IAST): Side-by-Side Comparison (2026)

Contrast Application Security Testing (AST): Runtime app security testing that monitors code execution to find vulnerabilities. built by Contrast Security. Core capabilities include Runtime code instrumentation and monitoring, Data flow mapping and analysis, SQL injection and XSS detection..

Datadog Runtime Code Analysis (IAST): IAST solution for runtime code vulnerability detection in applications. built by Datadog. Core capabilities include Runtime code vulnerability detection, Application instrumentation for security analysis, Real-time code execution monitoring..

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

Contrast Application Security Testing (AST) differentiates with Runtime code instrumentation and monitoring, Data flow mapping and analysis, SQL injection and XSS detection. Datadog Runtime Code Analysis (IAST) differentiates with Runtime code vulnerability detection, Application instrumentation for security analysis, Real-time code execution monitoring.

Contrast Application Security Testing (AST) is developed by Contrast Security. Datadog Runtime Code Analysis (IAST) is developed by Datadog. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Contrast Application Security Testing (AST) and Datadog Runtime Code Analysis (IAST) serve similar Interactive Application Security Testing use cases: both are Interactive Application Security Testing tools, both cover CI/CD. Review the feature comparison above to determine which fits your requirements.