Book Image

Ubuntu 20.04 Essentials

By : Neil Smyth
Book Image

Ubuntu 20.04 Essentials

By: Neil Smyth

Overview of this book

Ubuntu is undeniably one of the most highly regarded and widely used Debian-based Linux distributions available today. Thanks to its ease of use and reliability, Ubuntu has a loyal following of Linux users and an active community of developers. Ubuntu 20.04 Essentials is designed to take you through the installation, use, and administration of the Ubuntu 20.04 distribution in detail. For beginners, the book covers topics such as operating system installation, the basics of the GNOME desktop environment, configuring email and web servers, and installing packages and system updates. Additional installation topics such as dual booting with Microsoft Windows are also covered along with crucial security topics such as configuring a firewall and user and group administration. For the experienced user, the book delves into topics such as remote desktop access, the Cockpit web interface, logical volume management (LVM), disk partitioning, and swap management. Further, it also explores KVM virtualization, Secure Shell (SSH), Linux containers, and file sharing using both Samba and NFS to provide a thorough overview of this enterprise-class operating system.
Table of Contents (38 chapters)
38
Index

10.2 User Management with Cockpit

If the Cockpit web interface is installed and enabled on the system (a topic covered in the chapter entitled “An Overview of the Ubuntu Cockpit Web Interface”), a number of user management tasks can be performed within the Accounts screen shown in Figure 10-1 below:

Figure 10-1

The screen will display any existing user accounts on the system and provides a button to add additional accounts. To create a new account, click on the Create New Account button and enter the requested information in the resulting dialog (Figure 10-2). Note that the option is also available to create the account but to lock it until later:

Figure 10-2

To modify a user account, select it from the main screen and make any modifications to the account details:

Figure 10-3

This screen allows a variety of tasks to be performed including locking or unlocking the account, changing the password or forcing the user to configure a new password...