A company has users that have only infrequent access to Microsoft Dynamics NAV. These users bring their own laptops, which are not part of the client network. These users have not been added to…

A company has users that have only infrequent access to Microsoft Dynamics NAV. These users bring their own laptops, which are not part of the client network. These users have not been added to Active Directory. You need to set up authentication for these users. Which type of user authentication should you use?