In April, we announced that Exchange tokens will be turned off by default for all tenants in October 2024. This has been updated and you should have more time to move your Outlook add-ins from Exchange tokens to NAA.
Announcing the public preview of Nested App Authentication (NAA) and that legacy Exchange user identity tokens and callback tokens will be turned off by default for all Exchange Online tenants in October 2024.
Learn how to prepare for the upcoming change to Exchange callback tokens and avoid any disruptions in your Outlook add-ins.Â
We previously introduced Application Access Policy support for Microsoft Graph, and we are now adding Application Access Policy support to Exchange Web Services (EWS) in Exchange Online.
We’re happy to be able to confirm OAuth support for POP is also now available in Exchange Online.
Announcing the availability of OAuth 2.0 authentication for IMAP, SMTP AUTH protocols to Exchange Online mailboxes.
In a blog post dated February 25, 2020, we announced plans to update  iCalUId on Microsoft Graph to make it adhere to its industry definition. Since then, many of our customers' priorities have changed in response to the COVID-19 crisis. As a result, we have decided to postpone making this update. We will provide the developer community with ...
Last year we announced end of support for Basic Authentication for Exchange Web Services (EWS), Exchange Active Sync (EAS), Post Office Protocol (POP), Internet Message Access Protocol (IMAP), and Remote PowerShell (RPS) in Exchange Online. In response to the COVID-19 crisis and knowing that priorities have changed for many of our customers ...
