bug#50113: Excorporate: Communicating with domain that requires SSO?

[Lars Ingebrigtsen]

Thomas Fitzsimmons <fitzsim@fitzsim.org> writes:

> As a starting point, are you able to make DavMail retrieve your calendar
> items?  If yes, check if it uses, or can be configured to use, EWS
> rather than WebDAV.  If you can make DavMail + EWS work somehow, then
> there's hope for Excorporate in your environment, with some oauth2.el
> integration effort.

(I'm going through old bug reports that unfortunately weren't resolved
at the time.)

This was a year ago.  Skimming this bug report, it's not clear to me
whether there's anything to be done on the Emacs side here?