Security Testing: Nmap Security Scanning

1h 30mIntermediate2025-03-13

Authors

Mike Chapple

Teaching Professor at the University of Notre Dame

Course details

Nmap is a powerful network discovery and security auditing tool that's widely used in the cybersecurity community. In this course, learn how to use this open-source tool for port scanning of systems and network devices. Instructor Mike Chapple demonstrates how to install Nmap, configure scans, and interpret the output. Plus, he wraps up the course with a series of hands-on case studies, providing you with an opportunity to perform your own Nmap scans and check your results.

Learning objectives
TCP/IP networking
Network scanning
Installing Nmap
Testing your Nmap installation
Scanning with Nmap
Host discovery options in Nmap
Operating system and service version detection
Case studies in scanning

Skills covered

NmapSecurity TestingNetwork SecurityCybersecurityOpen SourceDeep Dive (X:Y)

Concepts

0. Introduction

01 - Scanning network ports with Nmap
02 - What you need to know before taking this course

1. Network Scanning

03 - TCP IP networking
04 - IP addressing
05 - Network ports
06 - ICMP
07 - Network scanning
08 - Scanning and the law

2. Installing Nmap

09 - Installing Nmap on Windows
10 - Installing Nmap on macOS
11 - Installing Nmap on Debian and Ubuntu Linux
12 - Installing Nmap on Red Hat and Fedora Linux
13 - Building Nmap from source
14 - Testing your Nmap installation

3. Scanning with Nmap

15 - Running and interpreting a simple Nmap scan
16 - Scanning multiple systems
17 - Using Nmap with IPv6 addresses

4. Configuring Nmap Scans

18 - Host discovery with Nmap
19 - DNS options in Nmap
20 - TCP scanning with Nmap
21 - UDP scanning with Nmap
22 - Selecting ports to scan
23 - Scan timing

5. Fingerprinting Systems and Services

24 - Operating system detection
25 - Service version detection
26 - Scanning shortcut

6. Scan Output

27 - Formatting Nmap scan results
28 - Reviewing verbose Nmap output

7. Case Studies in Scanning

29 - Challenge - Probing servers
30 - Solution - scan1.certmike.com
31 - Solution - scan2.certmike.com
32 - Solution - scan3.certmike.com
33 - Solution - scan4.certmike.com

Conclusion

34 - Continuing your Nmap education