HowTo- User Assigned Managed Identity for LogicApps
If you have many logic apps and a common key vault, if most of the logic apps accessing the key vault using managed identity then instead of adding identity from each logic app to key vault access policy, you can create “User Assigned managed identity” and assign to all logic app and give access to this “User Assigned managed identity” to the key vault. This is a cleaner solution and you can easily control access to the key vault which is a critical part of the security setup.
Create User Assigned managed:
Add User Assigned Managed Identity to LogicApp:
Add User Assigned Managed Identity to KeyVault: