Features, pricing, ratings, and pros and cons, compared head to head.
Assetnote ASM is a commercial external attack surface management tool by Assetnote. ctlogs.dev is a commercial external attack surface management tool by Apps34. Compare features, ratings, integrations, and community reviews side by side to find the best external attack surface management fit for your security stack. Independent and vendor-neutral: our scores and rankings are earned, never bought — sponsored placement is always labeled.
Based on our analysis of core features, integrations, company size fit, deployment model, here is our conclusion:
Mid-market and enterprise security teams managing sprawling external infrastructure will get the most from Assetnote ASM because its hourly asset discovery actually catches exposures before your business units spin up new services, not weeks after. The platform covers ID.AM and DE.CM across NIST CSF 2.0, meaning you're building a real asset inventory while monitoring it continuously, and the exploit-based verification eliminates the noise that buries actionable findings in traditional scanners. Skip this if your organization lacks the headcount to operationalize a workflow-driven program; Assetnote's strength is enabling lean teams to prioritize, not giving you a dashboard to ignore.
External attack surface management platform with continuous asset discovery
Fast Certificate Transparency search and JSON API for subdomain reconnaissance.
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Common questions about comparing Assetnote ASM vs ctlogs.dev for your external attack surface management needs.
Assetnote ASM: External attack surface management platform with continuous asset discovery. built by Assetnote..
ctlogs.dev: Fast Certificate Transparency search and JSON API for subdomain reconnaissance. built by Apps34. Core capabilities include Real-time Certificate Transparency Search, Automated Subdomain Enumeration, High-Performance REST JSON API..
Both serve the External Attack Surface Management market but differ in approach, feature depth, and target audience.
Assetnote ASM is developed by Assetnote founded in 2018-01-01T00:00:00.000Z. ctlogs.dev is developed by Apps34. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Assetnote ASM and ctlogs.dev serve similar External Attack Surface Management use cases: both are External Attack Surface Management tools. Review the feature comparison above to determine which fits your requirements.
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