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** Reminder** Sunset for SHA-1 Online Certificate Standard Protocol signing

bharathn-msft 5,106 Reputation points Microsoft Employee Moderator
2022-03-25T18:44:45.03+00:00

OCSP-based revocation checks for Microsoft PKI certificates will begin using SHA-256 hashes beginning March 28, 2022. All responses will use SHA-256 by May 30, 2022. Please make sure to review your setup to avoid any issues.

Microsoft Security | Microsoft Defender | Microsoft Defender for Cloud
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  1. Marilee Turscak-MSFT 37,206 Reputation points Microsoft Employee Moderator
    2022-03-25T18:48:44.403+00:00

    For additional guidance on this, please refer here.

    If you have any additional questions regarding this, please use comments on this thread to ask your specific queries and we will try our best to answer them. Thank you!

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