Migrating from EWS to Microsoft Graph
This migration guide explains how to enable Microsoft Graph access to Exchange Online and demonstrates how to perform common mailbox operations using the Microsoft Graph API.
Graph
New component: Rebex Graph - client API for MS Graph
| Lukas Pokorny
Rebex Graph is a .NET library for accessing Microsoft 365 (Exchange Online) using Microsoft Graph API
Secure Mail becomes Mail Pack. Mail libraries available separately.
| Jan Sotola
Mail libraries are available individually at a lower price. The Rebex Secure Mail has been extended and renamed to Rebex Mail Pack.
Office 365 and Rebex Graph with OAuth 2.0 authentication in unattended (app-only) mode: How to make it work
App-only authentication is used for services/daemons with no singed-in user present. This step-by-step guide shows how to make it work.
How to use OAuth 2.0 authentication for Office 365 with Rebex Graph in delegated mode (with a signed-in user)
This article provides step-by-step guide to making it all work.
How to register your app for Office 365 with OAuth 2.0 authentication
Describes how to register a desktop or mobile application using delegated access.