Gecko Security vs Secure Decisions ASTAM: Side-by-Side Comparison (2026)

Gecko Security: AI-native SAST platform finding multi-step & business logic vulns in code. built by Gecko Security. Core capabilities include AI-native semantic code graph analysis for accurate vulnerability detection, Threat modeling across services and release cycles, Natural language security policy authoring applied across code and dependencies..

Secure Decisions ASTAM: DHS-funded program providing automated AppSec tools across the SDLC. built by Secure Decisions. Core capabilities include Automated enumeration of hidden and unlinked web application endpoints via static analysis (ASD), Detection of optional parameters and data types for discovered endpoints, Attack surface difference generation to highlight changes between application versions..

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

Gecko Security differentiates with AI-native semantic code graph analysis for accurate vulnerability detection, Threat modeling across services and release cycles, Natural language security policy authoring applied across code and dependencies. Secure Decisions ASTAM differentiates with Automated enumeration of hidden and unlinked web application endpoints via static analysis (ASD), Detection of optional parameters and data types for discovered endpoints, Attack surface difference generation to highlight changes between application versions.

Gecko Security is developed by Gecko Security. Secure Decisions ASTAM is developed by Secure Decisions. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Gecko Security integrates with GitLab, Bitbucket, Jira, Terraform, Azure and 2 more. Secure Decisions ASTAM integrates with Burp Suite, OWASP ZAP (Zed Attack Proxy). Check integration compatibility with your existing security stack before deciding.

Gecko Security and Secure Decisions ASTAM serve similar Static Application Security Testing use cases: both are Static Application Security Testing tools, both cover App Security, Threat Modeling, DEVSECOPS. Key differences: Gecko Security is Commercial while Secure Decisions ASTAM is Free. Review the feature comparison above to determine which fits your requirements.