How to Install NMAP on Ubuntu

Nmap, the Network Mapper, is a free and open-source security auditing and network exploration tool widely used by system administrators, network security professionals, and ethical hackers. Nmap can also perform more advanced tasks such as vulnerability scanning. Nmap can be downloaded in different operating systems such as Windows, macOS, and Linux.

This guide will go through the prerequisites of installing Nmap Ubuntu and moving forward how to install the Nmap Ubuntu Linux system with different methods exploring in depth.

Prerequisites

  • A Ubuntu system and its later versions. Make sure you have a running Ubuntu installation with internet access.
  • Familiarity with the terminal and command-line navigation.

Setting NMAP on Ubuntu

Nmap comes pre-installed in the Kali operating system. If you have not installed Kali Linux or are an Ubuntu user this guide will help you with Nmap download for the Ubuntu system which will handle essential tasks:

  1. Network discovery: Identifying devices, hosts, and services on a network.
  2. Port scanning: Determining open ports and the running applications or services on those ports.
  3. Operating system detection: Guessing the operating system running on a host based on its responses.
  4. Vulnerability scanning: Identifying potential security vulnerabilities in detected services.

Let’s discuss how to install Nmap for Ubuntu with different methods.

Using APT Package Manager

  1. When it comes to installing any new package first update the package lists. You can do this by opening a terminal window or pressing Ctrl+Alt+T and running the following command:
sudo apt update
  1. After updating the package list just hit the following command to install Nmap:
sudo apt install nmap

Enter the password for sudo. Here is what the image looks like during the installation of Nmap:

apt install

Using Snap command

  1. For the snap command, you have pre-installed Snapcraft. For this type the following command:
sudo apt install snapd
  1. After installing Snapcraft, type the following command to install Nmap with Snap:
sudo snap install nmap

You can verify the installation by typing the following command:

nmap --version

If Nmap is completely installed on the Ubuntu system here is how the command line interface displays:

nmap version

Installing Nmap with source code

While using the package manager is generally recommended some users might prefer installing Nmap from the source code for various reasons such as customizing the build or installing the latest unreleased version. Ensure you have development tools installed by running the following:

sudo apt install build-essential

Nmap may require additional libraries depending on needs like libpcap for advanced packet capturing, pcre for regular expression support, and openssl for encryption and authentication. For this run the following command:

sudo apt install libpcap-dev libpcre3-dev libssl-dev

After downloading the Nmap source code from the official website page, choose the latest tarball file for example nmap-X.X.X.tar.gz now we need to extract the source code in the terminal by typing the following:

tar xvzf nmap-X.X.X.tar.gz

Navigate to the extracted directory and run the configuration script customizing options if needed then build Nmap:

sudo make install

You can verify the Ubuntu install Nmap by checking its version described above.

Ethical considerations

Always adhere to network privacy and security boundaries. Only scan networks where you have explicit permission. Nmap potential extends far beyond this guide. Refer to this guide Nmap cheat sheet essential commands and options for in-depth exploration of:

  • Advanced scan types: Delve into SYN scans, UDP scans, and more, for specific testing needs.
  • Flags and filters: Explore these modifiers to fine-tune your scans and gather precise information.
  • Scripting: Suggestion of custom scripts to automate tasks and extend Nmap’s capabilities.

Conclusion

By following these steps and considering the ethical implications, you’ve empowered yourself with Nmap, a valuable tool for understanding and securing your network landscape. Use Nmap for ethical purposes, promoting a secure and responsible digital environment.

Nmap is commonly used in scanning networks, you can install Nmap on our server. Ultahost Linux VPS hosting plan offers you an easy-to-manage, reliable, and economical hosting plan for businesses of all sizes. Get started today and enjoy the freedom and flexibility of a VPS!

FAQ

What is NMAP used for on Ubuntu?
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