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⇱ Linux Security Basics and Beyond: Unit 1 | Coursera

Linux Security Basics and Beyond: Unit 1

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Linux Security Basics and Beyond: Unit 1

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Gain insight into a topic and learn the fundamentals.
Intermediate level

Recommended experience

5 hours to complete
Flexible schedule
Learn at your own pace
Gain insight into a topic and learn the fundamentals.
Intermediate level

Recommended experience

5 hours to complete
Flexible schedule
Learn at your own pace

What you'll learn

  • Master user authentication methods, including GUI, CLI, and SSH for local and cloud systems.

  • Implement best practices for password security and management in Linux environments.

  • Understand and apply the principle of least privilege to enhance system security.

  • Differentiate and manage user privileges using su, sudo, and sudoers files.

Details to know

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Assessments

4 assignments

Taught in English

Build your subject-matter expertise

This course is part of the Linux Security Basics and Beyond Specialization
When you enroll in this course, you'll also be enrolled in this Specialization.
  • Learn new concepts from industry experts
  • Gain a foundational understanding of a subject or tool
  • Develop job-relevant skills with hands-on projects
  • Earn a shareable career certificate

There is 1 module in this course

Designed for both beginners and seasoned IT professionals, this course delves into the critical aspects of user security on Linux systems. Through a series of engaging lessons, you'll explore foundational concepts such as user authentication, password management, and the principle of least privilege. Gain hands-on experience with real-world scenarios, including logging in as typical and enterprise users, securing systems with SSH, and managing user privileges with su, sudo, sudoer commands. By the end of this course, you'll be equipped with the skills to effectively safeguard Linux environments, ensuring robust security for both individual and enterprise systems.

This module is about securing the user, one of the most important aspects of Linux security. It covers basic user security, including theory concepts and how to find out information about users, as well as passwords and the various ways to secure them. You will see demos of how to authenticate to Linux as a Typical user and Enterprise user, and by password and USB key, and learn about the concept of the principle of least privilege. Finally, you will learn about su, sudo, and sudoers and the differences between them.

What's included

25 videos4 assignments

25 videos•Total 169 minutes
  • Specialization Introduction•3 minutes
  • Module Introduction•1 minute
  • Learning objectives•1 minute
  • Introduction to Linux Users•3 minutes
  • Principle of Least Privilege•5 minutes
  • Accessing the Repository and Network Map•4 minutes
  • The id Command•7 minutes
  • Learning objectives•1 minute
  • Secure Passwords•3 minutes
  • Setting the Password•6 minutes
  • Generating Passwords with openssl and KeePass•12 minutes
  • The passwd and shadow Files•8 minutes
  • Password Settings•10 minutes
  • Password Policy Configuration•12 minutes
  • Learning objectives•1 minute
  • Logging in as a Typical User by Password•14 minutes
  • Logging in as an Enterprise User•14 minutes
  • Locking the System•5 minutes
  • SSH Basics•9 minutes
  • SSH and Linux in the Cloud•17 minutes
  • Learning objectives•1 minute
  • The su command•7 minutes
  • Using the sudo command•9 minutes
  • sudoers•7 minutes
  • Assigning a Regular User sudo Permissions•7 minutes
4 assignments•Total 120 minutes
  • User Security Basics Quiz•30 minutes
  • Working with Passwords Quiz•30 minutes
  • Linux Authentication Quiz•30 minutes
  • su, sudo, and sudoers Quiz•30 minutes

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Instructors

Pearson
268 Courses•67,407 learners

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Frequently asked questions

Yes, you can preview the first video and view the syllabus before you enroll. You must purchase the course to access content not included in the preview.

If you decide to enroll in the course before the session start date, you will have access to all of the lecture videos and readings for the course. You’ll be able to submit assignments once the session starts.

Once you enroll and your session begins, you will have access to all videos and other resources, including reading items and the course discussion forum. You’ll be able to view and submit practice assessments, and complete required graded assignments to earn a grade and a Course Certificate.

If you complete the course successfully, your electronic Course Certificate will be added to your Accomplishments page - from there, you can print your Course Certificate or add it to your LinkedIn profile.

This course is currently available only to learners who have paid or received financial aid, when available.

Yes. In select learning programs, you can apply for financial aid or a scholarship if you can’t afford the enrollment fee. If fin aid or scholarship is available for your learning program selection, you’ll find a link to apply on the description page.

Financial aid available,