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The Linux DevOps Handbook

You're reading from  The Linux DevOps Handbook

Product type Book
Published in Nov 2023
Publisher Packt
ISBN-13 9781803245669
Pages 428 pages
Edition 1st Edition
Languages
Concepts
Authors (2):
Damian Wojsław Damian Wojsław
Profile icon Damian Wojsław
Grzegorz Adamowicz Grzegorz Adamowicz
Profile icon Grzegorz Adamowicz
View More author details

Table of Contents (20) Chapters

Preface 1. Part 1: Linux Basics
2. Chapter 1: Choosing the Right Linux Distribution 3. Chapter 2: Command-Line Basics 4. Chapter 3: Intermediate Linux 5. Chapter 4: Automating with Shell Scripts 6. Part 2: Your Day-to-Day DevOps Tools
7. Chapter 5: Managing Services in Linux 8. Chapter 6: Networking in Linux 9. Chapter 7: Git, Your Doorway to DevOps 10. Chapter 8: Docker Basics 11. Chapter 9: A Deep Dive into Docker 12. Part 3: DevOps Cloud Toolkit
13. Chapter 10: Monitoring, Tracing, and Distributed Logging 14. Chapter 11: Using Ansible for Configuration as Code 15. Chapter 12: Leveraging Infrastructure as Code 16. Chapter 13: CI/CD with Terraform, GitHub, and Atlantis 17. Chapter 14: Avoiding Pitfalls in DevOps 18. Index 19. Other Books You May Enjoy

Handling secrets

Protecting secrets such as passwords, tokens, and certificates is crucial in any IT infrastructure. These secrets are the keys to accessing sensitive information and services, and their exposure can lead to severe security breaches. Therefore, it is crucial to keep them safe and secure. Ansible provides several methods for managing secrets, such as Ansible Vault, which allows users to encrypt and decrypt sensitive data using a password or key file. This feature helps to protect secrets and ensures that only authorized users have access to them.

Saving secrets in a Git repository or any other public place is a significant security risk. Such repositories are often accessible to multiple users, some of whom may not have the necessary permissions to access sensitive data. Additionally, version control systems such as Git retain the history of changes made to files, making it possible for secrets to be exposed inadvertently. This could happen if a user inadvertently...

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