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// roles/azure · compute

Disk Backup ReaderAzure built-in role

Provides permission to backup vault to perform disk backup.

Role ID3e5e47e6-65f7-47ef-90b5-e5dd4d455f24
CategoryCompute
Actions3
Data actions0

What it can do

PermissionWhat it allows
Microsoft.Authorization/*/readAny read operation on anything under Microsoft.Authorization
Microsoft.Compute/disks/readGet the properties of a Disk
Microsoft.Compute/disks/beginGetAccess/actionGet the SAS URI of the Disk for blob access

Assign it

Scope it as tightly as you can: a resource or resource group rather than the whole subscription.

azure cli
az role assignment create \
  --assignee "jane.doe@contoso.com" \
  --role "Disk Backup Reader" \
  --scope "/subscriptions/<subscription id>/resourceGroups/<resource group>"
powershell3 lines
New-AzRoleAssignment -SignInName "jane.doe@contoso.com" `
  -RoleDefinitionName "Disk Backup Reader" `
  -Scope "/subscriptions/<subscription id>/resourceGroups/<resource group>"
bicep7 lines
resource assignment 'Microsoft.Authorization/roleAssignments@2022-04-01' = {
  name: guid(resourceGroup().id, principalId, '3e5e47e6-65f7-47ef-90b5-e5dd4d455f24')
  properties: {
    roleDefinitionId: subscriptionResourceId('Microsoft.Authorization/roleDefinitions', '3e5e47e6-65f7-47ef-90b5-e5dd4d455f24')
    principalId: principalId
  }
}

Who already has it?

kql · azure resource graph
authorizationresources
| where type == "microsoft.authorization/roleassignments"
| where tostring(properties.roleDefinitionId) endswith "3e5e47e6-65f7-47ef-90b5-e5dd4d455f24"
| project principalId = tostring(properties.principalId), principalType = tostring(properties.principalType), scope = tostring(properties.scope)

Other compute roles

Find the smallest role for a task →

Sources