Umango's OneDrive connector fully supports multi-factor authentication via oAuth. Our OneDrive connector can be used to upload documents into SharePoint365 but Umango's SharePoint365 connector does not support multi-factor authentication. However, if you need to use features in Umango's SharePoint365 connector with multi-factor authentication then you can enable an "App Password" as detailed in the Microsoft Article below.
Link to this article http://umango.com/KB?article=100