CompTIA Linux+ XK0-004 Cert Guide

Chapter 9. File Permissions and Escalation

This chapter covers the following topics:

• File and directory permissions

• Privilege escalation

• User types

This chapter covers the following objectives:

• Objective 3.1: Given a scenario, apply or acquire the appropriate user and/or group permissions and ownership.

• Objective 4.4: Given a scenario, analyze and troubleshoot application and hardware issues.

Both regular users and administrators should understand the importance of object permissions and object ownership. Ensuring that your files and directories are secure is critical. This chapter explores the concepts of file and directory permissions, special permission sets, default permission, and object ownership.

Note

We use the term object to denote ...