deprecation timeline

  1. Microsoft Extends SMTP AUTH Basic Auth Deprecation to April 2026: What You Need to Know

    Microsoft has announced a significant update regarding the deprecation of Basic Authentication (Basic Auth) for Exchange Online's Client Submission (SMTP AUTH). Originally slated for permanent removal in September 2025, the timeline has been extended to begin on March 1, 2026, with complete...
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    • Forum: Windows News