AttackSurfaceMapper is a free external attack surface management solution. Censys Attack Surface Management is a commercial external attack surface management solution by Censys. Features, integrations, deployment and the company behind each one, side by side.
What our shortlists say about the one we picked.
Best for: Teams wanting broad internet data behind discovery
It is on the list because discovery rests on a map of the whole internet that Censys keeps current, and the same data serves threat hunting, which suits a team that wants one source for both jobs. It fits mid-market and enterprise companies. Ask how it ranks risk for your assets, since a broad map is only as useful as the order it puts findings in.
From Best Attack Surface Management Solutions for Business, Fall 2026
Reviewed by Nika (Nikoloz) Kokhreidze.
Automate your reconnaissance process with AttackSurfaceMapper, a tool for mapping and analyzing network attack surfaces.
Internet intelligence platform for asset discovery and attack surface mapping
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Based on what each listing shows: deployment, company size, price and open source.
AttackSurfaceMapper fits if you need to run it on your own servers, you are a small business, you need a free product and you want an open-source product.
Censys Attack Surface Management fits if you want a cloud product.
Common questions when comparing AttackSurfaceMapper vs Censys Attack Surface Management for external attack surface management.
AttackSurfaceMapper: Automate your reconnaissance process with AttackSurfaceMapper, a tool for mapping and analyzing network attack surfaces.
Censys Attack Surface Management: Internet intelligence platform for asset discovery and attack surface mapping. Built by Censys.
The table above shows where their features, integrations, deployment and company size fit differ.
AttackSurfaceMapper is open-source with 1,403 GitHub stars. Censys Attack Surface Management is made by Censys. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. AttackSurfaceMapper and Censys Attack Surface Management are both External Attack Surface Management products, and both cover Reconnaissance, Network Discovery. Key differences: AttackSurfaceMapper is Free while Censys Attack Surface Management is Commercial, AttackSurfaceMapper is open-source. Use the table above to see where features, deployment and company size fit differ.
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