How to install nmap on a Debian Linux 9/10/11

To install nmap on a Debian Linux 9/10/11, you can use the following steps:

1. Update the package index:

sudo apt update

2. Install nmap:

sudo apt install nmap

This will install the latest version of nmap available in the repository.

3. Test the installation:

nmap -v

This will print the version information for nmap, indicating that it is installed and working correctly.