Features, pricing, ratings, and pros & cons — compared head-to-head.
censys-enumeration is a free external attack surface management tool. Guardz External Footprint is a commercial external attack surface management tool by Guardz. Compare features, ratings, integrations, and community reviews side by side to find the best external attack surface management fit for your security stack.
Based on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:
Security teams running lean reconnaissance workflows will extract subdomains faster with censys-enumeration than querying certificate databases manually, since it automates SSL/TLS enumeration across Censys' dataset at zero cost. The 152 GitHub stars signal active use among practitioners who value simplicity over UI polish. Skip this if you need continuous monitoring or automated alerting on new discoveries; this is a one-time enumeration script, not a managed platform that rescans your attack surface on a schedule.
Mid-market and enterprise security teams drowning in external asset sprawl will get immediate value from Guardz External Footprint because it actually monitors your dark web exposure instead of just scanning open ports. The tool covers all four critical NIST ID and DE functions, with particular strength in continuous monitoring and asset discovery across DNS, TLS, and credential leak channels. Skip this if your organization has already mapped and locked down your external footprint; Guardz is built for teams still discovering what's actually exposed.
A script to extract subdomains/emails for a given domain using SSL/TLS certificate dataset on Censys.
External attack surface monitoring with dark web intelligence and scanning
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Common questions about comparing censys-enumeration vs Guardz External Footprint for your external attack surface management needs.
censys-enumeration: A script to extract subdomains/emails for a given domain using SSL/TLS certificate dataset on Censys..
Guardz External Footprint: External attack surface monitoring with dark web intelligence and scanning. built by Guardz. Core capabilities include External service scanning for open ports and public exposures, DNS email record monitoring for SPF, DKIM, and DMARC, TLS/SSL certificate monitoring..
Both serve the External Attack Surface Management market but differ in approach, feature depth, and target audience.
censys-enumeration is open-source with 152 GitHub stars. Guardz External Footprint is developed by Guardz. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.
censys-enumeration and Guardz External Footprint serve similar External Attack Surface Management use cases: both are External Attack Surface Management tools, both cover SSL, TLS. Key differences: censys-enumeration is Free while Guardz External Footprint is Commercial, censys-enumeration is open-source. Review the feature comparison above to determine which fits your requirements.
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