Snyk API & Web is a commercial dynamic application security testing solution by Snyk. Source Defense How it works is a commercial runtime application Self-Protection solution by Source Defense. Features, integrations, deployment and the company behind each one, side by side.
What our shortlists say about the one we picked.
Best for: Developer teams adding DAST to a Snyk setup
It earns a place because it covers both APIs and JavaScript apps, can run behind the firewall, and gives developers fix steps with each finding. It fits teams from startups to large companies, and most naturally developer teams that already use Snyk. If that is you, ask how these findings sit next to your current Snyk results before you buy.
From Best DAST Solutions for Business, Fall 2026
Reviewed by Nika (Nikoloz) Kokhreidze.
DAST scanner for APIs and web apps with AI-powered testing and low FP rate
Client-side security for websites against 3rd party vendor attacks
See more solutions in this category, or build a security stack from your picks.
Based on what each listing shows: deployment, company size, price and open source.
Snyk API & Web fits if you are a startup.
Common questions when comparing Snyk API & Web vs Source Defense How it works for dynamic application security testing.
Snyk API & Web: DAST scanner for APIs and web apps with AI-powered testing and low FP rate, built by Snyk.
Source Defense How it works: Client-side security for websites against 3rd party vendor attacks, built by Source Defense.
The table above shows where their features, integrations, deployment and company size fit differ.
Snyk API & Web is made by Snyk. Source Defense How it works is made by Source Defense. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
In part. Snyk API & Web and Source Defense How it works are not in the same category on CybersecTools. Both cover Web Security. Use the table above to see where features, deployment and company size fit differ.
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