My last article about Azure Key Vault simple protection was published Yesterday at Techgenix.com.
By default, Azure Key Vault has multiple layers of redundancy within the region where it is hosted, and it is replicated to another region within the same geopolitical region. In the unlikely event of a region failure in Microsoft Azure, the remaining region will take over the Azure Key Vault after a few minutes, but the Azure Key Vault will be in read-only mode. All that high availability and resiliency of the service is built-in — as a customer, we don’t have to configure anything.
In some scenarios, the enterprise wants to control the disaster recovery capabilities and create a replica of a Key Vault to another region without relying on Microsoft Azure to perform the failover.
Azure Key Vault allows the process to export and import Keys and Secrets, as long as they are in the same subscription and same geography.
Read more at source: http://techgenix.com/azure-key-vault-backup-restore/