Mastering Network Scanning: A Step-by-Step Guide using Nessus and Nmap

Discover vulnerabilities and secure your network with Nessus and Nmap network scanning tools.

Teendifferent
10 min readApr 10, 2023
Image by vectorpouch on Freepik

In today’s interconnected world, network security has become a crucial concern for organizations and individuals alike. Cybercriminals are constantly devising new methods to exploit vulnerabilities in networks, making it essential to regularly assess and fortify your network’s defenses. To this end, network scanning has emerged as an essential tool for network administrators and security professionals. Network scanning involves probing a network to identify its vulnerabilities, map its architecture, and determine the overall security posture.

In this article, we will show you how to perform various network scans using Nessus and Nmap. Nessus is a powerful vulnerability scanner that can perform in-depth scans to identify security flaws across a network. Nmap, on the other hand, is a network discovery tool that can map a network and provide information about the devices connected to it, the services running on those devices, and more.

Before we dive into the details of how to use these tools, it’s essential to ensure that you have them installed on your system. Installing Nessus and Nmap is relatively straightforward, and…

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