Attack Surface Scan vs censys-enumeration: side-by-side comparison (2026)

Attack Surface Scan: Agentless external attack surface monitoring with continuous change detection. Built by Attack Surface Scan.

censys-enumeration: A script to extract subdomains/emails for a given domain using SSL/TLS certificate dataset on Censys.

The table above shows where their features, integrations, deployment and company size fit differ.

Attack Surface Scan is made by Attack Surface Scan. censys-enumeration is open-source with 152 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Attack Surface Scan and censys-enumeration are both External Attack Surface Management products, and both cover TLS, SSL, Subdomain Enumeration. Key differences: Attack Surface Scan is Commercial while censys-enumeration is Free, censys-enumeration is open-source. Use the table above to see where features, deployment and company size fit differ.