Data Explorer can have disk encryption enabled when a cluster is launched. Encryption is considered best practice and can help protect sensitive data at-rest. Encryption is also often required by compliance regulations. For more information, see the AWS Documentation.
References:
https://learn.microsoft.com/en-us/azure/data-explorer/cluster-encryption-disk
In Azure Console -
In Terraform -
For current Azure Provider versions:
For Azure Provider versions prior to 2.90.x:
References:
https://learn.microsoft.com/en-us/azure/data-explorer/cluster-encryption-overview
https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/kusto_cluster#disk_encryption_enabled
https://registry.terraform.io/providers/hashicorp/azurerm/2.89.0/docs/resources/kusto_cluster#enable_disk_encryption