Big Change Coming in Authentication for Outlook Add-ins

Big Change Coming in Authentication for Outlook Add-ins

Microsoft has recently announced a major change in authentication for Outlook add-ins, set to be implemented on April 9, 2024, which may catch many off guard. The change will involve removing legacy Exchange authentication methods and replacing them with Nested App Authentication (NAA). It is imperative that developers and Microsoft 365 tenants upgrade and test their code in order to prepare for the impending changeover, as the current timeline is rapidly approaching.

If you utilize Outlook add-ins in your daily work and want to avoid disruption, now is the time to take action and ensure that you are ready for the upcoming change. Overall, it is important to stay informed about these changes in order to ensure that your technology solutions remain up-to-date and effective in meeting your needs.

Source: Office 365 It Pro

Published on:

Learn more
Office 365 for IT Pros
Office 365 for IT Pros

Office 365 for IT Pros is the world's best book about Office 365 architecture, management, and deployment. Written by a team of highly experienced Microsoft MVPs, Office 365 for IT Pros is refreshed monthly.

Share post:

Related posts

Microsoft Launches Support for Entra ID External Authentication Methods

Microsoft has expanded its support for external authentication methods by including Entra ID in its portfolio. The move was announced on May 2...

1 month ago

New Nested App Authentication for Office Add-ins: Legacy Exchange tokens off by default in October 2024

Announcing the public preview of Nested App Authentication (NAA) and that legacy Exchange user identity tokens and callback tokens will be tur...

2 months ago

Microsoft 365 end-user notifications for changes in authentication methods

As organizations move towards stronger authentication methods like the Authenticator App and passkeys while ditching traditional passwords, it...

3 months ago

Basic Authentication Retirement for Outlook Service

Microsoft is retiring basic authentication for the Outlook Service protocol in Exchange Online, which is used only by the native Email and Cal...

1 year ago

Microsoft 365 app: Completing Authentication Requests in Outlook

This post highlights the features of Authenticator Lite in Outlook, which allows users to complete multi-factor authentication requests for th...

1 year ago

Reminder: Basic Authentication deprecation in Office Apps

This post serves as an important reminder that Microsoft 365 Apps are set to disable server sign-in prompts that use Basic authentication in O...

1 year ago

Goodbye legacy SSPR and MFA settings. Hello Authentication Methods Policies!

Microsoft has launched a public preview named "Authentication Methods Policy Convergence" to replace legacy SSPR and MFA settings. This featur...

1 year ago

Basic Authentication Deprecation in Exchange Online – Autodiscover Protocol

In an effort to further enhance security measures, Basic authentication for the Autodiscover protocol will be turned off in Exchange Online. T...

1 year ago

Basic Authentication retirement in Microsoft 365 Apps

If you are using Basic Authentication to access resources in Microsoft 365 Apps, be aware of the upcoming change. Basic Authentication is a le...

1 year ago

Using Basic Authentication in Exchange?

Starting from October 1, a significant change is occurring - the deprecation of Basic Authentication in Exchange Online. This change means tha...

1 year ago
Stay up to date with latest Microsoft Dynamics 365 and Power Platform news!
* Yes, I agree to the privacy policy