A financial services company is deploying a new SAP S/4HANA environment on Azure. For regulatory compliance, all data, including backups, must be encrypted using customer-managed keys stored in Azure Key Vault. The database is SAP HANA running on SUSE Linux Enterprise Server (SLES) 15 SP3. The backup strategy involves using Azure Backup for SAP HANA. Which configuration is required to meet the encryption requirement for the backups?