How To Permanently Unblock A File Attachment Type In MailMarshal SMTP

If MailMarshal does not know about a particular file type, it will block emails with attachments of this type as Suspect and you have to unblock each message. To apply a more permanent fix, you can edit the MailMarshal config to allow these messages. The obvious (and incorrect) way to do this is by whitelisting […]
Continue reading…