https://techcommunity.microsoft.com/discussions/microsoft-security/office-365-message-encryption-error-setting-decryptattachmentfromportal-to-true/299450
Office 365 Message Encryption: Error setting DecryptAttachmentFromPortal to $true | Microsoft...
Hello everyone, I would like to implement Office 365 Message Encryption using Azure Information Protection. Per default, attachments are being encrypted...
message encryptionofficeerrorsettingtrue