@nicolas_sabena the Client ID and Client Secret from the Azure Active Directory are correctly configured in Auth0. In the logs there is only ‘SUCCESS’ events visible (Azure AD logs), and ‘Success Signup’, ‘Success Login’, ‘Success Exchange’ (in Auth0 logs).
Do you perhaps have some more details available on for example what error to expect when Client Secret is misconfigured, or an example of how the Raw JSON of identity profile should look like when groups are successfully synced?
The following rights are granted in the Azure AD which should be according to the documentation:
(although I must note that the Azure Portal seems to have gotten an update in the meanwhile sync the documentation has been written: Connect Your App to Microsoft Azure Active Directory)