Microsoft recommends users use the Outlook Mobile app for connecting your email to your mobile device. The blog Cloud Tek Space also outlines three methods for identifying and disabling Basic Auth in your applications.Īnother way this could impact Microsoft users is through mobile connections to email if someone is using a built-in application. By choosing to filter your applications that use legacy authentication protocols, you can find what needs to be updated or replaced. This answer is approved by Microsoft for more details.

To check which applications are using Basic Authentication, you can use Azure Active Directory to check the status of apps. The May 2022 update from Microsoft contains more detailed instructions. This is dependent on the specific application it may not be possible at all for some. Other services, such as POP/IMAP, EWS apps, and PowerShell scripts require changes in code or custom development in order to enable Modern Authentication. Examples of such applications include Autodiscover, MAPI over HTTP, IMAP4, POP3, and Exchange Online PowerShell. These services are typically used to integrate with your company email or calendar. This will also affect the ability of third-party applications or custom-developed systems to connect to Microsoft if they are using the above methods to connect. The apps affected by this are client apps like Outlook, Exchange Web Services (EWS), Remote PowerShell (RPS), POP and IMAP, and Exchange ActiveSync (EAS). It is also up to the user to make the switch, and after October 1, they may not be able to connect at all. Users are moving to modern authentication whether they want it or not. Beginning on October 1, 2022, Microsoft is disabling the ability to connect to Microsoft services using legacy authentication protocols.

Legacy authentication office 365