Hi @achistef ,

As Daniel mentioned, RBAC is supported, but you should be aware of the consequences it entails.
For Datbricks to connect to Keyvault on RBAC we add AzureDatabricks Enterprise Application ID in RBAC, but this allows all the Databricks instances deployed in that tenant to have an access to that KeyVault.
You can read more in below discussion:

Allow only a specific Azure Databricks instance to connect to keyvault - Microsoft Q&A

And here is video how to configure Databricks and KeyVault using RBAC:

Unlocking Secrets in Azure Databricks with Azure Key Vault! 🗝️✨ | Azure Databricks Tutorials (youtu...