Admins beware! Microsoft gives heads-up for 'disruptive' changes to authentication in Office 365 email service

Basic authentication will be OFF for Exchange Online email and other services from October 2020

Microsoft has doled out more details on forthcoming changes to the way mail clients authenticate to Exchange Online, the email service used by Office 365.…

via The Register - Data Centre: Cloud
https://go.theregister.co.uk/feed/www.theregister.co.uk/2020/02/26/disruptive_authentication_change_coming_to_exchange_online_microsoft_details_help_for_admins/