KeyVault-Access-with-Java (Reactor based)

Access Azure Key Vault through Java

What is Azure Key Vault?

Refer to https://docs.microsoft.com/en-us/azure/key-vault/key-vault-whatis

How to configure application to access key vault

• Application registration
  • Azure Active Directory > Manage > App registrations
  • Click "New application registration" and fill out the form (Redirect URL is not required).
  • Take a note of Application (client) ID after registration is completed. This Application (client) ID is required to connect to Key Vault.
• Password
  • Azure Active Directory > Manage > App registrations > Manage > "Client secrets" in Certificates & secrets section.
  • Enter description, duration, and value.
  • Click "Save", and value is changed. This changed value is "Client Secret", of which you have to take a note.

How to configure Key Vault

• Choose Key Vault in All Service or search for "key vault" in "Create a resource" and create with information added.
• Take a note of DNS name. This URL is required to connect Key Vault.
• Access Policies
  • Click "Access Policies" in Settings, and click "Add new".
  • Click "OK" after the following items are set.
    • Select Principal : The application you registered.
    • Secret permissions : Select "Get" in SEcret Management Operations
• Add secret to Key container
  • Click "Secrets" in Settings and click "Generate/Import"
  • Enter Name and Value. Name is the key when accessing key-value pair stored in Key Vault.
  • Make sure created secret is enabled.
  • Click "Create".

Others

• Java Code
  • Please refer to Azure Key Vault Key client library for Java
  • This code sample used block() for description purpose. Do not use block() in production code.