Modern Auth's impact on Exchange Online migrations and what steps to take
Microsoft has turned off Basic Authentication (Basic Auth) for specific protocols in Exchange Online as the company implements Modern Authentication (Modern Auth) for increased protection and user security.
However, the transition to Modern Auth brings several changes, including its impact on Exchange Online migrations. From which migration tools to use to the best migration practices, there are a number of questions IT professionals should consider to execute efficient Exchange Online migrations during this transitional period.