Secure transfer required

Secure transfer required now available in Azure Storage Account

"Secure transfer required" option enhances the security of your storage account by only allowing requests to the storage account from secure connections.

How enable "Secure transfer required" in the Azure portal

This is how you Enable Secure transfer required setting both when you create a storage account in the Azure portal, and for existing storage accounts.

Enabling Require secure transfer when you create a storage account

1.     Open the Create storage account blade in the Azure porta

2.     Under Secure transfer required, select Enabled.

Enabling Require secure transfer for an existing storage account

1.     Select an existing storage account in the Azure portal.

2.     Select Configuration under SETTINGS in the storage account menu blade.

3.     Under Secure transfer required, select Enabled.

referrece :https://azure.microsoft.com/en-us/blog/secure-transfer-required-is-available-in-azure-storage-account/