This article covers different methods to install Nmap on Ubuntu. If you want to learn how to use nmap, visit our guide on 15 Mostly Used Nmap Commands for Scanning Remote Hosts .
Nmap works by sending data packets on a specific target (by IP) and by interpreting the incoming packets to determine what posts are open/closed, what services are running on the scanned system, whether firewalls or filters are set up and enabled, and finally what operating system is running.
To install Nmap on Ubuntu:
1. Make sure the software packages on your Ubuntu system are up-to-date with the command:
$ sudo apt-get update
2. To install NMAP on Ubuntu, run the command:
$ sudo apt-get install nmap
The system prompts you to confirm and continue by typing y and pressing Enter.
3. To verify the installation was successful and to determine the current version of Nmap:
$ nmap --version