exchange web services modern authentication

Basic Authentication in Exchange Online sends username and password with every client access request. Most client apps use Basic Authentication to connect to servers, services, and endpoints as it is simple to set up. Microsoft has planned to end Basic Authentication in Exchange Online from Oct 01, 2022. Download Office 365 Basic Authentication report.Basic Auth deprecation – How to prepare for this change.

Mainly, it focuses on the following things. This blog will help you to understand what is Basic Authentication, Basic Authentication vs Modern Authentication, how the Basic Auth deprecation will affect the organization, etc.

In short, no more Basic Authentication for following protocols to access Exchange Online.

Beginning October 1, 2022, Microsoft will begin to disable Basic Auth in all tenants, regardless of usage (with the exception of SMTP Auth, which can still be re-enabled after that). Today, Microsoft announced that they are restarting the program to end the use of Basic Auth in Exchange Online. Sept 2021 Update: Microsoft has resumed the basic authentication retirement program

Exchange web services modern authentication