Office 365 received the message that you specified. Unfortunately, we haven't been able to deliver it to the recipient ({0}) yet due to a problem on your organization's mail server. Validation for your server's certificate failed. Details are in the following section.
Office 365 received the message that you specified. Unfortunately, we couldn't deliver the message to the recipient ({0}). ...
Office 365 received the message that you specified. Unfortunately, we couldn't deliver the message to the recipient ({0}). ...
Office 365 received the message that you specified. Unfortunately, we haven't been able to deliver it to the recipient ({0}) ...
Office 365 received the message that you specified. Unfortunately, we haven't been able to deliver it to the recipient ({0}) ...
Office 365 received the message that you specified. Unfortunately, we haven't been able to deliver it to the recipient ({0}) ...
Office 365 received the message that you specified. Unfortunately, we haven't been able to deliver it to the recipient ({0}) ...
Office 365 received the message that you specified. Unfortunately, we haven't been able to deliver it to the recipient ({0}) ...
Office 365 received the message that you specified. Unfortunately, we haven't been able to deliver it to the recipient ({0}) ...
Office 365 received the message that you specified. Unfortunately, we haven't been able to deliver it to the recipient ({0}) ...