WebSep 1, 2024 · Moving your Exchange Online organization from Basic Authentication to the more secure OAuth 2.0 token-based authentication (or Modern Authentication) enables stronger protection and the ability to use features like multifactor authentication (MFA). WebApr 5, 2024 · This change will primarily impact access to email (Outlook) in Microsoft 365 using apps that do not use Modern Authentication. This affects older mail clients that use IMAP, POP3 (such as Thunderbird), and ActiveSync connections (such as Android Mail and older versions of iOS Mail) as well as Outlook 2010 or older.
How to Configure Office 365 in Thunderbird - CNS Office of Information
WebJan 3, 2024 · Thunderbird can't connect via IMAP an oAuth with Exchange Online (outlook.office365.com) Posted on 2024-01-03 by guenni [ German ]At the turn of the year 2024/2024, Microsoft has deactivated Basic Authentication for Exchange Online. This forced Thunderbird users into connection issues with mail servers via IMAP. WebOct 12, 2024 · Authentication: OAuth2 Username: Your UT email OUTGOING SERVER Hostname: outlook.office365.com Port: 587 SSL (Connection security): STARTTLS … sphere lite 2
Deprecation of Basic Authentication for Microsoft 365: What is …
WebMar 15, 2024 · In the Microsoft 365 admin center, in the left nav choose Settings > Org settings. Under the Services tab, choose Modern authentication, and in the Modern authentication pane, make sure Enable Modern authentication is selected. Choose Save changes. Next steps - Send to your users What is Multifactor Authentication How to sign … WebFeb 21, 2024 · Using the Microsoft 365 admin center In the Microsoft 365 admin center, go to Settings > Org Settings > Modern Authentication. In the Modern authentication flyout that appears, click to enable or disable Turn on modern authentication for Outlook 2013 for Windows and later (recommended). WebMar 3, 2024 · Authentication: Oauth2 Outgoing: Server hostname: smtp.office365.com Port: 587 SSL: STARTTLS Authentication: Oauth2 Username (Incoming and Outgoing): your … sphere lite app