From prodefence.org
A vulnerability scanner is one of the essential tools in IT departments Since vulnerabilities pop up every day and thus leaving a loophole for the organization. Hackers are actively looking for these loopholes to use them for their advantage. Vulnerabilities inside a network need to be identified and fixed immediately to leave your attackers at bay.
Vulnerability scanners are one right way to do this, with their continuous and automated scanning procedures they can scan the network for potential loopholes, say it be on your internet or any device, they would help the IT departments identify the vulnerability and fix it both manually and automatically.