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No. A network scan or vulnerability scan is a valuable first step and well suited for continuous monitoring, but relying on it completely creates a false sense of security. Scanners only find known vulnerabilities, while attackers succeed precisely with what scanners cannot see.
Why scanning alone creates a false sense of security
A scan report without critical findings does not mean your environment is secure. Scanners do not understand your business logic: they cannot see that one customer can access another customer's invoices, that an authorization check is missing or that three individually harmless weaknesses combine into full compromise. It is precisely these categories that cause the largest incidents and data breaches in practice. Scanners also regularly report findings that pose no real risk, leading to alert fatigue and distracting attention from real problems.
What scans do well
Automated scanning is strong at continuously monitoring known vulnerabilities, missing patches and configuration errors across your entire attack surface. That is why we offer it ourselves, as a standalone vulnerability scan and as a continuous scan sensor. It is the breadth of your security.
The right combination
Depth requires periodic manual testing: a penetration test by experienced ethical hackers who also find logic flaws, authorization issues and chained attacks, and demonstrate the real impact. NIS2 and standards such as ISO 27001 call for a broader, risk-based security approach. A scan or pentest report can provide technical evidence but does not establish full compliance on its own. The combination of continuous scanning and a periodic pentest does give your organization a realistic picture of its security.