Permissions, Users, and Groups in Linux

CompTIA Security+ (SY601) Domains:
Domain 3.0: Implementation

CompTIA Security+ (SY601) Objectives:
Objective 3.7: Given a scenario, implement identity and account management controls

Overview

In this lab, you will be conducting host security practices using the Linux command line. You will work with users, groups, and file and directory permissions in Ubuntu. 

outcomes

In this lab, you will learn to:

  1. Add groups, users, and passwords.
  2. Do symbolic permissions.
  3. Do absolute permissions.
Courses

Key terms and descriptions

Groups
A group is a group of users such as a department.
Users
A user is a user of a Linux system. Allows you to log in to a system.
Permissions
Each folder and file have permissions to limit users and groups from accessing specific files and folders.
File
A file is a collection of data such as a document, picture, audio, video, and others.
Directory
A directory is a physical folder that holds files.