Getting Started with HashiCorp Vault
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Getting Started with HashiCorp Vault

A hands-on guide on HashiCorp Vault for beginners.

About the Book

Getting Started with HashiCorp Vault is a beginner's guide to understanding HashiCorp Vault which is a popular secret management project.

This hands-on book provides a guided approach to core Vault concepts, covering everything from fundamental features like static and dynamic secrets, authentication methods, and Vault policies. You'll also discover practical application and operational patterns to effectively leverage Vault's powerful features within your own applications.

About the Author

Anubhav Mishra
Anubhav Mishra

Anubhav Mishra is the Senior Director of Product Management at HashiCorp. Previously, he worked in the Office of the CTO at HashiCorp as the Advisor to the CTO and Head of HashiCorp Labs (Product Incubation). He has a passion for emerging technology, developer advocacy, and synthesizing solutions that help people. He also worked at Hootsuite, where he created Atlantis - An Open Source project that helps teams collaborate on Infrastructure using Terraform. Anubhav loves working with distributed systems and exploring new technologies. He also loves open source software and is continuously finding ways to contribute to projects that excite him. That has led him to contribute to projects like Virtual Kubelet (a CNCF project) and dapr. He often speaks at conferences. In his free time, he DJs, makes music, and plays football. He’s a huge Manchester United supporter.

Table of Contents

  •  
    • Foreword
    • Preface
      • Who is this book for?
      • Versioning
      • About the Author
    • Acknowledgements
  • Part 1 - Basics
    • 1 Introducing Vault
      • 1.1 Application security facts and figures
      • 1.2 What is Vault
        • Vault architecture
        • Workflow
      • 1.3 Case studies
        • Case study one: application security
        • Case study two: operational security
      • 1.4 What you’ll learn
      • 1.5 Summary
    • 2 Getting started with Vault
      • 2.1 Vault in practice
        • Vault command-line interface
        • Writing secrets into Vault
        • Reading secrets from Vault
        • Restricting secret access using policy
        • Vault HTTP API
        • Accessing secrets using the Vault API
        • Vault UI
      • 2.2 Summary
    • 3 Authenticating with Vault
      • 3.1 Basic authentication workflow with Vault
      • 3.2 Auth methods
        • User permissions in an organization
        • Enabling an authentication method
        • Configuring an authentication method
        • Testing your LDAP server settings
        • Mapping LDAP groups to Vault policy
        • Authenticating applications with Vault
        • Configuring AppRole authentication method
        • Authentication using the Vault Agent
        • Interacting with Vault using the Vault Agent
      • 3.3 Summary
    • 4 Storing and generating secrets using Vault
      • 4.1 Secrets engine
        • Enabling a key-value secrets engine
        • Generic key-value secrets engine
        • Versioned key-value secrets engine
        • Database secrets engine
        • Generating on-demand cloud credentials
      • 4.2 Summary
    • 5 Control access in Vault using policy
      • 5.1 Vault policy syntax
        • Managing policies
      • 5.2 Summary
  • Part 2 - Application Patterns
    • 6 Application secrets with Vault Agent
      • 6.1 Vault Agent
        • Configuring Vault Agent
        • Creating templates for Vault Agent
        • Configuring Vault Agent to render templates
      • 6.2 Summary
    • 7 Using Vault with HashiCorp Nomad
      • 7.1 Using Nomad and Vault together
        • Deploying MySQL
        • Configuring database secrets engine
        • Configuring Vault with Nomad cluster-related policies and roles
        • Configuring Nomad to use Vault
      • 7.2 Running workloads on Nomad
        • Redeploying MySQL
        • Deploying an application
        • Validating application
        • Revoking generated database credentials
      • 7.3 Summary
    • 8 Using Vault with Kubernetes
      • 8.1 Using Kubernetes and Vault together
        • Configuring key-value secrets engine
        • Creating Vault service in Kubernetes
        • Installing Vault Agent Injector in Kubernetes
        • Configuring Kubernetes authentication method
        • Configuring Vault policy and role
      • 8.2 Fetching secrets for Kubernetes workloads from Vault
      • 8.3 Summary
  • Part 3 - Operational Patterns
    • 9 Securing SSH with Vault
      • 9.1 Enabling SSH secrets engine
      • 9.2 Configuring SSH secrets engine
        • Creating a role to use the SSH secrets engine
        • Configuring machines to use one-time SSH passwords from Vault
      • 9.3 Summary
    • 10 Integration Vault with CI systems
      • 10.1 Authenticating CI/CD system with Vault
        • Enabling and Configuring AppRole authentication method
        • Store GitLab Token in Vault
        • Create Policy for Accessing Secrets
        • Generating Role ID and Secret ID
      • 10.2 Configuring Vault Plugin in Jenkins
      • 10.3 Fetching Secrets in Jenkins Job
        • Create Jenkins Job
        • Run Jenkins Job
      • 10.4 Summary
    • Appendix A - Vault development environment
      • Installing Vault
      • Starting the Vault Server
    • Appendix B - GLAuth LDAP server
      • Installing GLAuth
      • Downloading GLAuth config
    • Appendix C - jq Command-line JSON Processor
      • Installing jq
      • Try it out
    • Appendix d - Vagrant environment
      • Installing Vagrant
        • Installing Vagrant provider
      • Validate Vagrant installation
      • Install vbguest plugin
      • Initialize Vagrant
      • Start Vagrant machine
      • Access the Vagrant machine
    • Appendix e - Nomad development environment
      • Prerequisites
        • Installing Vagrant
        • Installing Docker in Vagrant
      • Installing Nomad
      • Validate Nomad installation
      • Initialize Nomad Cluster in Dev Mode
      • Validate the Nomad Dev Cluster
      • Accessing Nomad UI
    • Appendix f - minikube environment
      • Prerequisites
        • Installing Docker
        • Installing kubectl and Helm CLI
      • Installing minikube
        • Starting a Kubernetes cluster
        • Validating Cluster
        • Validating kubectl
    • Appendix g - Jenkins on Docker
      • Prerequisites
        • Installing Docker
        • Running Jenkins container

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