Users use Basic authentication and may be prompted multiple times for credentials.Įnable modern authentication Outlook 2013.Modern authentication is not supported.Modern authentication is based on the Active Directory Authentication Library (ADAL) and OAuth 2.0. Modern authentication in Exchange Online enables authentication features like multi-factor authentication (MFA), smart cards, certificate-based authentication (CBA), and third-party SAML identity providers. Outlook 2013 or later (requires a registry key, see below)ĪlwaysUseMSOAuthForAutodiscover reg key required.Clients that support modern authenticationīefore you enable modern authentication, make sure that you have one of these clients running: After that, disable basic authentication. Make sure that the clients are connecting with modern authentication, and no more basic authentication is used. It’s best to wait first and check the logs for client connections. If you do uncheck these boxes, basic authentication will not work. In the picture down below, you can see the Allow access to basic authentication protocols.
#OFFICE 365 ADMIN WINDOWS#
Check the box Turn modern authentication for Outlook 2013 for Windows and later (recommended).Choose Modern authentication from the list.To enable modern authentication in Exchange Online, sign in to Microsoft 365 admin center and follow these steps: Enable modern authentication in Office 365 admin center Microsoft recommends that you turn off basic authentication for your organization.įor tenants created before August 1, 2017, modern authentication is turned off by default for Exchange Online and Skype for Business Online.
Think about signing in with only a username and password. When you turn on modern authentication, Outlook 2013 for Windows or later will require it to sign to Exchange online mailboxes.īasic authentication is the less secure method used by older client applications without MFA. Modern authentication in Exchange Online provides you with various ways to increase your organization’s security with features like conditional access and multi-factor authentication (MFA).
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