Command Line Basics Cyber Range

Course description

This cyber range introduces the most common Linux and Windows command-line tools and utilities. From basic navigation commands to port scanning and modifying file permissions, the labs in this cyber range help you practice some of the fundamental system and network administration tasks using Command-Line Interface (CLI).



Lab — 00:26:00

This lab goes through some of the basic commands for listing and navigating between files and directories on Linux and Windows systems.

Text Control

Lab — 00:13:00

Learn the basics of text control and searching for specific strings of text.

Basic Networking Utilities

Lab — 00:14:00

This lab introduces the most popular command-line tools for testing and troubleshooting network connections, including ping, netstat, traceroute, tcpdump and others.

IProute2 and Net-Tools

Lab — 00:13:00

This lab has us working with Net-Tools and IPRoute2. Both of these network utilities accomplish many of the same goals and we will demonstrate the equivalent commands between them.

Port Scanning

Lab — 00:15:00

This lab walks through some of the most basic port scans that every system administrator should know.

File and Directory Permissions

Lab — 00:18:00

This lab consists of editing permissions for files and directories and seeing how these permissions affect specific users.

User Accounts and Privileges

Lab — 00:33:00

This lab focuses on creating and assigning users to groups as well as changing the privileges of said users and groups.

Introduction to PowerShell

Lab — 00:12:00

In this lab we will demonstrate the uses of PowerShell as well as the functionality as a command line tool.

File Transfer Protocol (FTP)

Lab — 00:20:00

This lab uses an FTP server to demonstrate some of the utilities of the FTP protocol as well as some of the weaknesses.

Remote Access (telnet vs. SSH)

Lab — 00:11:00

This lab compares two commonly used methods of remote access, telnet and Secure Shell (SSH). You will go through steps of connecting to a remote host using both methods and try capturing login credentials.

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Caleb Yankus


This has been utilized to bridge the skills gap across our cyber team and to aid them as they prepare for their various certifications. It also has provided a nice learning foundation for our various cyber team members to utilize as we continue to find ways for cross-utilization with operations while minimizing the downtime needed to ensure everyone’s knowledge is the same.

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