We keep getting e-mail attachments in winmail.dat files, and can't open them. What's going on? Is there a utility that can extract the attachments from these?

That could be harmful to the computer and the operating system. Q: I have received an email with an attachment called winmail.dat that I am unable to open. Can you tell me how to access this file?

Q: I'm part of a group of 80 people who every week receive an e-mail with an Adobe PDF file attachment. But when I receive the e-mail, the PDF has been converted to a Winmail.dat file that my e ...

Many times when receiving mail attachments with the new Exchange-enabled Microsoft Entourage v.X from Windows users, you will get a winmail.dat file that is inaccessible under Mac OS X. Alan Sill ...

I was confused by your answer regarding winmail.dat. The file cannot be opened traditionally, at least to obtain what the receiver believes to be valuable contents. Rather, it's used internally by ...