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Storage Account – Disable Cross-Tenant Replication

This check ensures that cross-tenant replication is disabled for Azure Storage Accounts. Disabling cross-tenant replication prevents data from being replicated across different Azure tenants, improving data isolation and security.

Check Details

  • Resource: Storage Account
  • Check: Disable Cross Tenant Replication
  • Risk: Data may be replicated across tenants, leading to unintended data exposure and compliance violations.

Remediation via Azure Portal

  1. Log in to the Azure Portal. Azure Portal Home
  2. Navigate to Storage accounts and select the affected storage account. Azure Storage Accounts list
  3. In the left menu, click on Object replication under Data management. Data management tab
  4. Locate Cross-tenant replication and set it to Disabled. Cross tenant replication disabled
  5. Click Save to apply the changes.

Remediation via Azure CLI

  1. Open Azure Cloud Shell in the Azure Portal. Azure Cloud Shell
  2. Run the following command to disable cross-tenant replication:
    az storage account update \
     --name <storage-account-name> \
     --resource-group <resource-group-name> \
     --allow-cross-tenant-replication false
    

Replace <storage-account-name> and <resource-group-name> with your actual values.