Azure VNET “Private Link” – offers new private network support for improved security verses the standard Internet based version for large enterprises

https://redmondmag.com/articles/2019/09/18/azure-private-link-preview.aspx

https://azure.microsoft.com/en-us/blog/announcing-azure-private-link/

Microsoft on Tuesday announced a preview of Azure Private Link, an option for keeping Azure service connections off the public Internet.  With Azure Private Link, connections to Azure platform-as-a-service (PaaS) solutions happen via Microsoft’s private backbone network, rather than the public Internet. The connection stays within an organization’s virtual network, or “VNet”

MORE DETAILS IN LINK BELOW

https://docs.microsoft.com/en-us/azure/virtual-network/virtual-network-service-endpoints-overview