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….


Authenticating against Exchange Web Services using certificate based OAuth2 tokens

Overview This post contains step by step information on configuring your environment and authenticating against Exchange Web Services using certificate based OAuth2 tokens. The information in this blog post is only valid for connecting to Exchange Online mailboxes. Requirements In order to set up certificate based OAuth2 authentication you will require access to the Azure…

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