We are excited to announce Azure Files integration with Azure Active Directory (Azure AD) Kerberos for hybrid identities. With this release, identities in Azure AD can mount and access Azure file shares without the need for line-of-sight to an Active Directory domain controller.
Until now, Azure Files supported identity-based authentication over Server Message Block (SMB) through two types of Domain Services: on-premises Active Directory Domain Services (AD DS) and Azure Active Directory Domain Services (Azure AD DS).
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If you have ever explored the differences between Active Directory (AD DS) and Azure Active Directory (Azure AD), you would have found that Azure Active Directory doesn't support the Kerberos authentication protocol, but Active Directory does.