C# Class UmbBackofficeMembershipProvider.BackofficeMembershipProviderCustomOwinStartup
A custom way to configure OWIN for Umbraco
The startup type is specified in appSettings under owin:appStartup - change it to "BackofficeMembershipProviderCustomOwinStartup" to use this class This startup class would allow you to customize the Identity IUserStore and/or IUserManager for the Umbraco Backoffice