2.3 File Permissions and Ownership

Content

• Overview and Objectives
• Understanding Permissions
• Using the chmod Command
• Managing Ownership
• Special Permissions
• Real-World Permission Scenarios
• Setting default permissions with umask
  • Common umask Values and Use Cases
  • How umask interacts with setgid
• Assessment
  • Multiple-Choice Questions
  • Short Answer Questions

This chapter is available exclusively to members of The Server Room, my DevOps community of practice. You have multiple options for taking this course, for example self-guided or instructor-led. Check out the course details to learn more!

Updated 2025-10-16