Censys Attack Surface Management is a commercial external attack surface management solution by Censys. csprecon is a free external attack surface management solution. 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.
Internet intelligence platform for asset discovery and attack surface mapping
A tool to discover new target domains using Content Security Policy
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Based on what each listing shows: deployment, company size, price and open source.
Censys Attack Surface Management fits if you want a cloud product.
csprecon fits if you need to run it on your own servers, you are a startup or a small business, you need a free product and you want an open-source product.
Common questions when comparing Censys Attack Surface Management vs csprecon for external attack surface management.
Censys Attack Surface Management: Internet intelligence platform for asset discovery and attack surface mapping. Built by Censys.
csprecon: A tool to discover new target domains using Content Security Policy.
The table above shows where their features, integrations, deployment and company size fit differ.
Censys Attack Surface Management is made by Censys. csprecon is open-source with 482 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Censys Attack Surface Management and csprecon are both External Attack Surface Management products. Key differences: Censys Attack Surface Management is Commercial while csprecon is Free, csprecon is open-source. Use the table above to see where features, deployment and company size fit differ.
Need the answer fast? Best Attack Surface Management Solutions for Business picks Palo Alto Networks Cortex Xpanse, Microsoft Defender EASM, Mandiant Attack Surface Management and 4 more.See the shortlist