Managing Users and Groups
Learn to create, modify, and delete user accounts and groups, assign sudo privileges, and understand user IDs and group IDs.
Users & Groups: Access Control Basics
Welcome to managing users and groups on Linux! This lesson is crucial for server administration, security, and organizing who can do what.
Every action on a Linux server is performed by a user. Users are organized into groups to simplify permissions and access control.
Your Digital Identity: User Accounts
A user account is your digital identity on a Linux system. It defines your home directory, shell, and what files and commands you can access.
- Each user has a unique username.
- Users log in with a password (or SSH key).
- Accounts isolate user activities, enhancing security.
All lessons in this course
- Managing Users and Groups
- Monitoring System Processes
- Scheduled Tasks with Cron
- Managing System Services with systemd