Unable to authenticate using Office 365 Authentication, Cookies show invalid expiration date and time (4346236)

When performing "Test Connections" in Migrator for Notes to SharePoint (MNSP), using the Office 365 Authentication method, the test returns SUCCESS. However, the Cookies do not have a valid expiration, indicating that an invalid cookie was received:

WORKAROUND

Create a new "In cloud" only account in Office 365 with the necessary permissions to SharePoint Online (at least Site Collection Admin for the target Site Collection), which should bypass federated authentication with Office 365.