as3nt vs Intruder Discover Attack Surface: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros & cons — compared head-to-head.
as3nt is a free external attack surface management tool. Intruder Discover Attack Surface is a commercial external attack surface management tool by Intruder. Compare features, ratings, integrations, and community reviews side by side to find the best external attack surface management fit for your security stack.
CST VerdictBased 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 get the most from as3nt; it's a fast, no-friction subdomain enumerator that doesn't require API keys or cloud dependencies, making it ideal for quick discovery during initial scoping or red team engagements. The 12 GitHub stars underscore it's a specialized tool favored by practitioners who've already standardized on heavier EASM platforms and need a lightweight complement. Skip as3nt if you're looking for continuous monitoring, DNS record analysis, or integration with your ticketing system; this is pure enumeration, nothing more.
Intruder Discover Attack Surface
SMB and mid-market teams without dedicated security infrastructure will find real value in Intruder Discover Attack Surface for closing the visibility gap on cloud-exposed assets. The platform's multi-cloud integration across AWS, Google Cloud, and Azure combined with automatic discovery means you're not manually hunting for forgotten instances or misconfigured buckets. The honest limitation: this tool prioritizes asset discovery and continuous scanning over remediation workflows, so teams expecting built-in fix guidance or deep integration with your existing SOAR should look elsewhere.
