Nmap Cheat Sheet

The Nmap Cheat Sheet is a reference guide that provides quick and concise information about the various commands and options available in the Nmap network scanning tool. It is helpful for individuals who want to use Nmap to scan and discover devices on a network, assess network security, and troubleshoot network issues.

FAQ

Q: What is Nmap?
A: Nmap is a network scanning tool used to discover hosts and services on a computer network.

Q: How does Nmap work?
A: Nmap uses raw IP packets to determine what hosts are available on the network, what services (application name and version) those hosts are offering, what operating systems (and OS versions) they are running, what type of packet filters/firewalls are in use, and dozens of other characteristics.

Q: What are some common uses of Nmap?
A: Some common uses of Nmap include network inventory, managing service upgrade schedules, network mapping, vulnerability detection, and security auditing.

Q: Is Nmap legal?
A: Yes, Nmap is legal to use as long as you are scanning a network that you have permission to scan. Scanning networks without permission is illegal.

Q: Can Nmap be used for hacking?
A: Nmap is a tool that can be used for both legitimate network scanning purposes as well as for malicious hacking activities. It is important to only use Nmap for lawful and authorized purposes.

Q: What operating systems does Nmap run on?
A: Nmap is available for Windows, Linux, macOS, and other Unix-like operating systems.

Q: Are there any alternatives to Nmap?
A: Yes, there are several alternatives to Nmap such as ZMap, Masscan, and Nessus.