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    Exchange Online Adds Per Connector SMTP DANE and MTA-STS Controls

    Microsoft has added per‑connector control for SMTP DANE and MTA‑STS validation in Exchange Online outbound connectors, giving administrators explicit, granular settings to balance strict transport security with real‑world delivery reliability. Instead of a single enforcement posture for all...
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    • email security exchange online mta-sts smtp dane
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    • Forum: Windows News
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