In this series, we will go over how legacy authentication works, discuss the flow of legacy authentication from start to finish using federation with Azure AD, and cover legacy authentication flows using managed authentication.

For more tips like this, check out the working remotely playlist at www.youtube.com/FoetronAcademy. Also, 

if you need any further assistance then you can raise a support ticket (https://cloud.foetron.com/) and get it addressed.