Posted inAmazon Web Services
Posted inSharePoint Online
Microsoft SharePoint: Retirement of IDCRL authentication protocol and enforcement of OpenID Connect and OAuth protocols [MC1184649]
Message ID: MC1184649 (Updated) Updated May 13, 2026: We have initiated the deprecation rollout and expect to reach 100% production coverage in the next few weeks. We strongly recommend that customers transition to modern authentication at the earliest opportunity. Thank…

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