WINMAIL.DAT (Exchange 2007/2010) Outlook 2010
RTF = Rich Text Format (The text/enriched MIME Content-type) http://tools.ietf.org/html/rfc1563 http://msdn.microsoft.com/en-us/library/office/aa140284(v=office.10).aspx http://en.wikipedia.org/wiki/Transport_Neutral_Encapsulation_Format Transport Neutral Encapsulation Format or TNEF is a proprietary email attachment format used by Microsoft Outlook and Microsoft Exchange Server. An attached file with TNEF encoding is most often named winmail.dat or win.dat, and has a MIME type of Application/MS-TNEF. The official […]