Chapter 4

Using Nmap

Introduction

There are several reasons to use Nmap in the enterprise in addition to the fact that it is free and supports a variety of operating systems (OSes). Nmap is full of features and is very user-friendly. Its command-line options are easy to use and script, or you can use the Zenmap graphical user interface (GUI) with a point-and-click interface and command wizard. This chapter covers basic Nmap usage, including command-line options for host discovery, port scanning, OS detection, ...

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