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Exchange Team Blog
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Trust DigiCert Global Root G2 Certificate Authority to Avoid Exchange Online Email Disruption

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The_Exchange_Team
Platinum Contributor
Jan 28, 2026
UPDATE 8/18/2026: Some customers have been asking us why some Microsoft services still trust the DigiCert Global Root G1 certificate and if this is a problem. We wanted to clarify several things:   ...
Updated Aug 18, 2026
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