How Backup Works - Veeam Backup for AWS Guide
helpcenter.veeam.com › docs › vbawsVeeam Backup for AWS performs EFS file system backup in the following way: Veeam Backup for AWS creates an EFS backup of the file system using AWS Backup service. The backup is assigned AWS tags upon creation. Keys and values of AWS tags contain encrypted metadata that helps Veeam Backup for AWS identify the related EFS file system backup.