## Terraform Configuration

```hcl
# main.tf - Backup & Recovery Evidence Collection
resource "azurerm_recovery_services_vault" "backup" {
  name                = "rsv-fedramp-backup"
  location            = var.location
  resource_group_name = azurerm_resource_group.evidence.name
  sku                 = "Standard"
}

resource "azurerm_backup_policy_vm" "daily" {
  name                = "DailyBackupPolicy"
  resource_group_name = azurerm_resource_group.evidence.name
  recovery_vault_name = azurerm_recovery_services_vault.backup.name

  instant_restore_retention_days = 5

  backup {
    frequency = "Daily"
    time      = "02:00"
  }

  retention_daily {
    count = 30
  }
}

output "recovery_vault_name" {
  value = azurerm_recovery_services_vault.backup.name
}
```
