We have an account that uses the Exchange web service, after we unable MFA on this account, it failed to authenticate.
We have an account that uses the Exchange web service, after we unable MFA on this account, it failed to authenticate.
MFA doesnt work with EWS and Basic authentication which is probably what you are seeing.
Use OAuth and EWS if using Exchange Online, otherwise, you cant use MFA with EWS
Hi @Jennifer-3804 ,
Agree with Andy, you could enable OAuth for your EWS apps.
Hope that could help:)
Best regards,
Lou
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