anchor.diff:  
   All configuration files for this chapter are in the `config-secrets` directory.
   
  -== ConfigMap
  +== Configuration data using Kubernetes ConfigMap
   
   This section will explain:
   
  
positive.code:   Hello world 2
    Hello world 3
  
  == Secrets
  
  In this section we will demonstrate how to place secrets into the Kubernetes cluster and then show multiple ways of retrieving those secretes from within a pod.
  
  
negative.code: 
  The above commands illustrate how to see the secret values via environment variables.
  
  == Secrets using Vault
  
  https://www.vaultproject.io/[Hashicorp Vault] is a tool for managing secrets. It secures, stores and tightly controls access to tokens, passwords, certificates, API keys and other secrets.
  
  