DefendLab Runtime Validation is a commercial dynamic application security testing solution by DefendLab. Tenable One Web App Scanning is a commercial dynamic application security testing solution by Tenable. Features, integrations, deployment and the company behind each one, side by side.
What our shortlists say about the one we picked.
Best for: Teams already using Tenable for vulnerability scanning
It belongs here because it adds web app testing to the Tenable products many teams already use for vulnerability scanning, so web findings sit next to the rest. It fits teams of any size already on Tenable One or Security Center. Its listed integrations are all Tenable products, so if you want a scan on every release, ask how it connects to your CI/CD pipeline and ticketing.
From Best DAST Solutions for Business, Fall 2026
Reviewed by Nika (Nikoloz) Kokhreidze.
Source-aware AI pentest platform combining code analysis with runtime exploit validation.
DAST solution for web apps and APIs with automated scanning capabilities
See more solutions in this category, or build a security stack from your picks.
Common questions when comparing DefendLab Runtime Validation vs Tenable One Web App Scanning for dynamic application security testing.
DefendLab Runtime Validation: Source-aware AI pentest platform combining code analysis with runtime exploit validation, built by DefendLab.
Tenable One Web App Scanning: DAST solution for web apps and APIs with automated scanning capabilities, built by Tenable.
The table above shows where their features, integrations, deployment and company size fit differ.
DefendLab Runtime Validation is made by DefendLab. Tenable One Web App Scanning is made by Tenable. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. DefendLab Runtime Validation and Tenable One Web App Scanning are both Dynamic Application Security Testing products, and both cover CI/CD, DAST. Use the table above to see where features, deployment and company size fit differ.
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