ROPC (Resource Owner Password Credentials Grant) Flow

Overview This blog post is intended for the Exchange Administrators that are using Powershell scripts to consume the Outlook REST API v1.0 endpoint https://outlook.office365.com/api/v1.0 authenticating with user credentials. With the REST API v1.0 with support to Basic Authentication deprecation, a transition is required to the Microsoft Graph API or to the REST API v2.0 EndPoint….