Domain 2: System Operation and Maintenance

This course includes coverage of the second domain of the test objectives: System Operation and Maintenance. The course includes lessons that cover the basics of Linux administrative tasks and commands.

Course description

The lessons in this course review concepts and commands relating to software and user management, working with files and file content, understanding and managing services, review of key service types, scheduling jobs, working with Linux devices and connected hardware and graphical user interfaces.


Software installation and management

Video — 00:22:05

An introduction to software installation methods, including package management, local compilation and direct download of software.

Managing users and groups

Video — 00:22:14

An introduction to user creation and management, managing user permission through groups and key user and system configuration files.

Command and output redirections

Video — 00:39:08

An introduction to more advanced file content management and redirection.

Managing services

Video — 00:18:52

An introduction to service management. This includes management commands, as well as how service startup is controlled.

Server roles

Video — 00:10:22

An introduction to key application services and common configuration tasks.

Job scheduling

Video — 00:20:05

A look at managing job and tasks, as well as how to schedule jobs to run when not connected.

Linux devices

Video — 00:15:08

An introduction to Linux hardware enumeration and how to access and review hardware that has been detected by the system.

Graphical User Interfaces

Video — 00:12:27

An introduction to GUIs and the major differences between servers and environments available.

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Associated NICE Work Roles

All Infosec training maps directly to the NICE Workforce Framework for Cybersecurity to guide you from beginner to expert across 52 Work Roles.

  • Exploitation Analyst
  • Cyber Operator
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We use Infosec Skills to provide continuous training to our technicians and to prepare them for various certifications. Infosec Skills allows us to create personalized training programs that focus on each of our technicians’ particular roles and see their progress as they take courses. We also, recommend it to clients to make their IT support teams better.

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.

Daniel Simpson


We use Infosec Skills to provide base level knowledge for employees. We also use the services to provide in depth learning for employees as they encounter new technologies. If an employee is is assigned to a new project, we can rely on Infosec Skills to provide a rapid concentrated learning environment. This rapid concentrated learning positions our employees for success.

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Plans & pricing

  • Infosec Skills Personal

    $299 / year

    • 190+ role-guided learning paths (e.g., Ethical Hacking, Threat Hunting)
    • 100s of hands-on labs in cloud-hosted cyber ranges
    • Custom certification practice exams (e.g., CISSP, Security+)
    • Skill assessments
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    $799 per license / year

    • Team administration and reporting
    • Dedicated client success manager
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    • Integrations via API
      Retrieve training performance and engagement metrics and integrate learner data into your existing LMS or HRS.
    • 190+ role-guided learning paths and assessments (e.g., Incident Response)
    • 100s of hands-on labs in cloud-hosted cyber ranges
    • Create and assign custom learning paths
    • Custom certification practice exams (e.g., CISSP, CISA)
    • Optional upgrade: Guarantee team certification with live boot camps

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