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Modern Authentication with Microsoft provider

Exchange Online will permanently retire Basic authentication for Client Submission (SMTP AUTH). They will gradually rejecting Basic Auth submissions starting March 1, 2026, with full enforcement by April 30, 2026

Would you implement Modern Auth for Exchange to be configured instead of SMTP?

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Comments1

  • Aqua Chameleon

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    Sep 24

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    Merged request

    Use Modern Auth for Exchange Online

    Rather than using SMTP with Legacy Auth it would be good to have Modern Authentication for email integration with Microsoft 365/Exchange Online