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.
EWS
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 EWS 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 with Rebex EWS library.
How to use OAuth2.0 authentication for Office 365 with Rebex Mail Pack, EWS, IMAP, POP3 or SMTP
This article provides step-by-step guides to making it all work (in delegated mode with a signed-in user).
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.