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Assetnote ASM is a commercial external attack surface management tool by Assetnote. Smogcloud is a free external attack surface management tool. 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, 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.
AWS security teams managing multiple accounts will find Smogcloud's value in its speed; a Go-based tool discovers internet-facing assets faster than clicking through the console, and the free pricing removes procurement friction for proof-of-concept work. Its 347 GitHub stars signal active maintenance and community trust, which matters for tools living in your IaC pipeline. Skip this if you need multi-cloud coverage or deep asset context beyond discovery; Smogcloud is deliberately AWS-only and lightweight on enrichment.
External attack surface management platform with continuous asset discovery
A Go-based tool for discovering and inventorying internet-facing AWS assets across single or multiple accounts to help maintain comprehensive cloud attack surface visibility.
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Common questions about comparing Assetnote ASM vs Smogcloud for your external attack surface management needs.
Assetnote ASM: External attack surface management platform with continuous asset discovery. built by Assetnote. headquartered in Australia. Core capabilities include Hourly automated asset discovery and scanning, Asset enrichment and contextualization, Exploit-based vulnerability verification..
Smogcloud: A Go-based tool for discovering and inventorying internet-facing AWS assets across single or multiple accounts to help maintain comprehensive cloud attack surface visibility..
Both serve the External Attack Surface Management market but differ in approach, feature depth, and target audience.
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