GrammaTech ARTCAT is a commercial runtime application self-protection solution by GrammaTech. 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.
Runtime monitoring and automated mitigation for execution anomalies
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.
GrammaTech ARTCAT fits if you need both cloud and on-premises options.
Source Defense How it works fits if you want a cloud product and you are a small business.
Common questions when comparing GrammaTech ARTCAT vs Source Defense How it works for runtime application self-protection.
GrammaTech ARTCAT: Runtime monitoring and automated mitigation for execution anomalies. Built by GrammaTech.
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.
GrammaTech ARTCAT is made by GrammaTech. 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.
Often, yes. GrammaTech ARTCAT and Source Defense How it works are both Runtime Application Self-Protection products. Use the table above to see where features, deployment and company size fit differ.
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Updated 2026-11-02
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