{"question": "best vulnerability scanning tools for small businesses", "category": "vulnerability-scanning-tools", "category_name": "vulnerability scanning tools", "audience": "small-businesses", "audience_name": "small businesses", "engine": "Claude (Anthropic) with web search", "model": "claude-opus-5", "asked_at": "2026-10-11T01:16:55Z", "permalink": "https://bikoosh.com/answers/s/vulnerability-scanning-tools-small-businesses-2026-10-11", "question_page": "https://bikoosh.com/answers/q/vulnerability-scanning-tools/small-businesses", "brands_named": [{"position": 1, "brand": "Intruder", "label": "mentioned"}, {"position": 2, "brand": "Microsoft", "label": "mentioned"}, {"position": 3, "brand": "Microsoft Defender", "label": "mentioned"}, {"position": 4, "brand": "Defender", "label": "mentioned"}, {"position": 5, "brand": "Microsoft 365", "label": "mentioned"}, {"position": 6, "brand": "Microsoft 365 Business", "label": "mentioned"}, {"position": 7, "brand": "Microsoft 365 Business Premium", "label": "mentioned"}, {"position": 8, "brand": "Tenable Nessus", "label": "mentioned"}, {"position": 9, "brand": "Nessus Essentials", "label": "mentioned"}, {"position": 10, "brand": "Qualys", "label": "mentioned"}, {"position": 11, "brand": "Greenbone OpenVAS", "label": "mentioned"}, {"position": 12, "brand": "OpenVAS", "label": "mentioned"}, {"position": 13, "brand": "Astra Security", "label": "mentioned"}, {"position": 14, "brand": "Snyk", "label": "mentioned"}, {"position": 15, "brand": "Pentest-Tools.com", "label": "mentioned"}, {"position": 16, "brand": "Malwarebytes", "label": "mentioned"}, {"position": 17, "brand": "Wiz", "label": "mentioned"}, {"position": 18, "brand": "Wiz / Orca Security", "label": "mentioned"}, {"position": 19, "brand": "Orca Security", "label": "mentioned"}, {"position": 20, "brand": "AWS", "label": "mentioned"}, {"position": 21, "brand": "Azure", "label": "mentioned"}, {"position": 22, "brand": "Qualys VMDR", "label": "compared"}, {"position": 23, "brand": "NinjaOne", "label": "mentioned"}], "sources_cited": [{"url": "https://www.intruder.io/blog/the-top-vulnerability-scanning-tools", "domain": "intruder.io", "source_type": "vendor"}, {"url": "https://www.g2.com/compare/intruder-vs-qualys-vmdr", "domain": "g2.com", "source_type": "review"}, {"url": "https://www.g2.com/compare/qualys-was-vs-tenable-nessus", "domain": "g2.com", "source_type": "review"}, {"url": "https://esecurityplanet.com/?p=27566", "domain": "esecurityplanet.com", "source_type": "other"}, {"url": "https://www.g2.com/compare/intruder-vs-qualys-vm", "domain": "g2.com", "source_type": "review"}, {"url": "https://www.getastra.com/blog/dast/vulnerability-scanning-for-smbs/", "domain": "getastra.com", "source_type": "other"}, {"url": "https://www.ninjaone.com/blog/vulnerability-scanning-tools/", "domain": "ninjaone.com", "source_type": "vendor"}, {"url": "https://www.g2.com/products/pentest-tools-com/pricing", "domain": "g2.com", "source_type": "review"}, {"url": "https://www.g2.com/categories/vulnerability-scanner/small-business", "domain": "g2.com", "source_type": "review"}, {"url": "https://toolradar.com/blog/best-vulnerability-scanning", "domain": "toolradar.com", "source_type": "other"}], "answer_text": "## My actual recommendations, in order\n\n**1. Intruder** - my default pick for most small businesses. Cloud-hosted, so there's nothing to install, and it continuously scans your external attack surface (public IPs, web apps, cloud assets) and re-scans automatically when new CVEs drop. Starts around $149/month and the reporting is clean enough to hand straight to a client or auditor. The majority of its user base is genuinely SMB, not enterprise. ([intruder.io](https://www.intruder.io/blog/the-top-vulnerability-scanning-tools), [G2 comparison](https://www.g2.com/compare/intruder-vs-qualys-vmdr))\n\n**2. Microsoft Defender Vulnerability Management** - if you're already on Microsoft 365 Business Premium, the core version is bundled with Defender for Business at no extra cost. It won't scan your website, but it covers the thing most small businesses actually get breached through: unpatched laptops and servers. Check what you already own before buying anything.\n\n**3. Tenable Nessus** - the right answer when you have internal infrastructure (servers, NAS, switches, VMs) to scan yourself rather than just an external footprint. **Nessus Essentials is free for up to 16 IPs**, which covers a ge", "answer_truncated": true, "measurement": "One answer from one engine on one date. Not a ranking and not a claim about the world; brands the engine did not name are not recorded.", "limitation": "Coverage: Claude (Anthropic) with web search. Other engines not included.", "alerts": {"name": "Answer Watch Pro", "price_usd": 79, "period": "month", "gets": "daily change alerts for up to 5 brands in what one AI answer engine says, history, CSV export. Coverage: Claude (Anthropic) with web search. Other engines not included", "url": "https://bikoosh.com/answers"}}