Vulnerability scanners are usually premium (paid) products. Some offer free trials such as Qualys: <a href="https:&#x2F;&#x2F;www.qualys.com&#x2F;forms&#x2F;freescan&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.qualys.com&#x2F;forms&#x2F;freescan&#x2F;</a><p>Other famous tools are nessus, and accunetix: <a href="https:&#x2F;&#x2F;www.tenable.com&#x2F;products&#x2F;nessus-vulnerability-scanner" rel="nofollow">https:&#x2F;&#x2F;www.tenable.com&#x2F;products&#x2F;nessus-vulnerability-scanne...</a>, <a href="http:&#x2F;&#x2F;www.acunetix.com&#x2F;vulnerability-scanner&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.acunetix.com&#x2F;vulnerability-scanner&#x2F;</a><p>These scanners are usually used by security consultants to test a complete internal network of a client.<p>For a full list, some of which are open source, check this link: <a href="https:&#x2F;&#x2F;www.owasp.org&#x2F;index.php&#x2F;Category:Vulnerability_Scanning_Tools" rel="nofollow">https:&#x2F;&#x2F;www.owasp.org&#x2F;index.php&#x2F;Category:Vulnerability_Scann...</a>