Migrating from EWS to Microsoft Graph
Summary
This article explains how to migrate Exchange Online applications from EWS to Microsoft Graph before Microsoft retires EWS in 2026. It shows how Rebex Graph simplifies Graph API work by abstracting raw HTTP requests and adding features such as S/MIME support and retry handling. The guide walks through permission updates, OAuth scope changes, and sample applications for delegated and application-only access. It also compares common mailbox operations such as listing, searching, downloading, sending, updating, and deleting messages and folders across EWS and Graph.
Classifications
industries
Fintech & Banking
applications
Accounting and Taxes
AskAI Classifications
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Software Development
SaaS
Developer Tools
