Hi Martin, thanks a lot for the answer. I was aware of the problem and that it is non RFC MS behaviour but I cannot influence the Exchange admins. I will try to write a on the fly converter for mails containing a smime.p7m. Just had hoped for an easy solution.
Thanks again Jörg Jörg Spatschil ([email protected] <mailto:[email protected]>) Oesterreichische Nationalbank Dept. IT Operations/Enterprise IT-Infrastructure Services Garnisongasse 15 A-1090 Wien Austria Tel.: (+43-1) 404 20 -2724 / Fax: (+43-1) 404 20 -2799 On 02/27/2014 03:38 PM, Martijn Brinkers wrote: > Hi Jörg, > > The problem is that the email is in an Exchange proprietary format (RTF > aka winmail.dat). If you extract winmail.dat (for example using the > linux tnef tool) you would find that it contains the smime.p7m > attachment. Normally Exchange should not sent such an email to a > non-exchange email address. Exchange should have converted the email to > a normal MIME email and not an RTF email. The short term fix is to tell > the sender to make sure that either Outlook or the Exchange server does > not sent RTF emails (containing the winmail.dat file). > > The following two links provide some background info and possible > solutions to the RTF problem: > > http://support.microsoft.com/kb/278061 > > http://answers.microsoft.com/en-us/office/forum/office_2010-outlook/prevent-winmaildat-attachments-when-sending-smime/b750d490-f060-418f-a343-4880c5f8aad3?msgId=412a8c91-1600-4db9-a1f3-f0d2a378fc1f > > Note: emails containing winmail.dat can only be read with Outlook. > > The long term solution would be to add a converter to convert the > winmail.dat to a normal MIME email but this is an easy task. > > On 02/27/2014 03:28 PM, Jörg Spatschil wrote: >> Hi, >> >> I receive s/mime encrypted mails from partners with outlook /exchange. >> Some are packaged correctly (RFC) as Content-type: >> application/x-pkcs7-mime, but some arrive as Content-Type: >> application/ms-tnef; name="winmail.dat" which cannot be decrypted but >> contains a valid s/mime. Is there an easy way to decrypt tnefs in Djigzo >> or do I have to try to repack the mail? >> >> Thanks a lot for a great software. >> Jörg >> >> > > _______________________________________________ Users mailing list [email protected] https://lists.djigzo.com/lists/listinfo/users
