Intruder Discover Attack Surface is a commercial external attack surface management solution by Intruder. Subfinder is a free external attack surface management solution. Features, integrations, deployment and the company behind each one, side by side.
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Attack surface management platform for discovering and securing exposed assets
Fast passive subdomain enumeration tool
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Based on what each listing shows: deployment, company size, price and open source.
Intruder Discover Attack Surface fits if you want a cloud product.
Subfinder fits if you need to run it on your own servers, you are a startup, you need a free product and you want an open-source product.
Common questions when comparing Intruder Discover Attack Surface vs Subfinder for external attack surface management.
Intruder Discover Attack Surface: Attack surface management platform for discovering and securing exposed assets. Built by Intruder.
Subfinder: Fast passive subdomain enumeration tool.
The table above shows where their features, integrations, deployment and company size fit differ.
Intruder Discover Attack Surface is made by Intruder. Subfinder is open-source with 12,248 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Intruder Discover Attack Surface and Subfinder are both External Attack Surface Management products, and both cover Subdomain Enumeration. Key differences: Intruder Discover Attack Surface is Commercial while Subfinder is Free, Subfinder is open-source. Use the table above to see where features, deployment and company size fit differ.
