You're reading from The Ultimate Ubuntu Handbook A complete guide to Ubuntu 24.04, from installation to advanced security and development

Product type Paperback

Published in Aug 2025

Publisher Packt

ISBN-13 9781835465202

Length 356 pages

Edition 1st Edition

Tools

Ubuntu Server

Concepts

Operating Systems System Administration

Author (1):

Ken VanDine

View More author details

Table of Contents (26) Chapters

Preface

1. Part 1: Getting to Know Ubuntu

2. Introduction to Ubuntu FREE CHAPTER

3. What’s New in Ubuntu 24.04?

4. Security and Transparency – The Advantages of Open Source Software

5. Getting Started with Ubuntu: A User’s Guide

6. Part 2: Getting the Most Out of Your Ubuntu System

7. Using Your Ubuntu Desktop

8. Software Discovery: Finding and Installing Applications

9. Software Updates: Enhancing Security and Stability

10. Getting Help: The Ubuntu Community and Beyond

11. Ubuntu in the Enterprise and at Scale

12. Command-Line Tricks and Shortcuts: Boosting Your Efficiency

13. Part 3: Security and Privacy

14. Introduction to Network Security

15. Understanding Firewalls

16. Safeguarding Information with Data Encryption

17. Part 4: Ubuntu, the Ultimate Development Platform

18. Ubuntu for Developers

19. Leveraging Containers for Development

20. Cloud-Style VMs on Your Desktop

21. Kubernetes Development on Your Desktop

22. Building Your Data Science Toolkit

23. Embracing the Spirit of Ubuntu

24. Other Books You May Enjoy

25. Index

Advanced Snap concepts

Now that we understand how Snaps work and how to install and manage them on our Ubuntu system, let’s learn about some of the more advanced Snap concepts on our journey to mastering Ubuntu.

Snap channels

Snap technology has a well-defined, sophisticated software lifecycle built in. What does this mean? It sounds very complicated. Perhaps it’s a bit complicated but incredibly robust and powerful.

Overall, we refer to this as snap channels. A channel comprises a track, risk level, and branch.

Figure 6.5 – Snap channels

Tracks

Tracks allow software publishers to distinguish between major versions or feature releases of the software. All Snaps have the latest track defined, and typically, that’s all that’s used. However, some publishers will utilize tracks to give early access to new features or even provide important bug and security fixes for software on an extended support version.

For example...