Command Line Basics Cyber Range


  • 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.

  • 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.

  • 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.

  • 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.

  • Text Control Lab — 00:13:00
    • Learn the basics of text control and searching for specific strings of text.

  • 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.

  • Port Scanning Lab — 00:15:00
    • This lab walks through some of the most basic port scans that every system administrator should know.

  • 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.

  • 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.

  • Navigation 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.


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).

Meet the author

At Infosec, we believe knowledge is the most powerful tool in the fight against cybercrime. We help IT and security professionals advance their careers with a full regimen of certification and skills training. We also empower all employees with security awareness training to stay cybersecure at work and home. Driven by smart people wanting to do good, Infosec educates entire organizations on how to defend themselves from cybercrime. That’s what we do every day — equipping everyone with the latest security skills so the good guys win.

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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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