Identify the missing word(s) in the following sentence within the context of Microsoft Azure. Azure-managed disks all offer two types of encryption. [A] is provided by the storage service and acts as encryption-at-rest provided by the storage service. [B] uses BitLocker on Windows, and DM-Crypt on Linux to provide OS and Data disk encryption inside of the VM. Both technologies integrate with Azure Key Vault and allow you to bring your own encryption key.