Nmap

Nmap is a scanning tool that can scan hosts on a network for open ports, OS, and much more

Uses

Reference Link: https://nmap.org/book/man-host-discovery.html

• -p: Specifies the port number. Can specify multiple ports or a range of ports
• -Pn: No ping in made for host discovery when this tag is used
• --traceroute: traces the path to the host
• -O: Attempts to determine the operating system of the host scanned
• -sV: Determines services running and their version
• -A: Enables OS detection, version detection, script scanning, and traceroute

Nmaptocsv

• Install nmaptocsv using the commands sudo apt update, sudo apt install python3-pip, and sudo pip install nmaptocsv in that order.
• An Nmap scan can be run and output to a file in a grepable format, to late be used with nmaptocsv.
  • Example Use: The command nmaptocsv -i top1000.txt -d "," is used to output the contents of top1000.txt in a csv format.