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In UTM 9.5 MR 6 (9.508), Sophos has implemented significant changes to the algorithms and the engine used for S/MIME. This article explains the steps needed for proper GDPR conform S/MIME implementation after updating to UTM 9.5 MR 6 and above in different scenarios.
Applies to the following Sophos products and versions Sophos UTM
cc set smtp encryption_utility smime
cc set smtp encryption_utility cms
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