@GurmeetSingh-5172 Thank you for reaching out to us, details on how to to earn Microsoft Sentinel Black Belt digital badge has been documented here - https://techcommunity.microsoft.com/t5/microsoft-sentinel-blog/what-s-new-earn-your-microsoft-sentinel-black-belt-digital-badge/ba-p/3071558 please review this.
Let me know if you have any further questions, feel free to post back.
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