WebFor you Office 365 (Business / ProPlus) and Office 2016 users, all you need to do is enable Modern Authentication for Exchange Online - don't worry about the legacy protocols. When the session token expires (hourly), Outlook will try and re-authenticate. It will detect Modern Auth is available and switch to using that. WebFeb 21, 2024 · For more information see Block legacy authentication - Azure Active Directory. Exchange Online PowerShell Since the release of the Exchange Online …
Deprecation of Basic authentication in Exchange Online
WebSep 5, 2024 · Instead of using Exchange Online PowerShell, we can now use the Microsoft 365 admin center to disable legacy authentication for Exchange Online on a protocol-by-protocol basis affecting all users. To … WebTo block attempts to access Exchange Online via legacy authentication (the red dashed line in the diagram), you need to create an authentication policy that disables legacy authentication for protocols that the Outlook service uses. These are the specific protocols that you need to disable: Autodiscover, MAPI, Offline Address Books, and EWS. mary cooking show
Disable basic authentication with Conditional Access
WebMay 29, 2024 · According to this article: Blocking legacy authentication in Office 365, it mentioned that: In my tests, Exchange-related functionalities such as Autodiscover, … WebAug 9, 2016 · Autodiscover is the feature that Outlook uses to obtain configuration information for servers to which it connects. In Outlook 2016 with Exchange servers, Autodiscover is considered the single point of truth for configuration information and must be configured and working correctly for Outlook to be fully functional. WebMar 15, 2024 · Legacy authentication refers to basic authentication, which was once a widely used industry-standard method for passing user name and password information through a client to an identity provider. Examples of applications that commonly or only use legacy authentication are: Microsoft Office 2013 or older. mary cooking show ctv