Vernon Schryver wrote:
Still, there are other good reasons why the IESG should add something like
the following to sendmail.cf on odin.ietf.org to reject multi-part junk:
HContent-Type: $>+Check_CT
SCheck_CT
R$*multipart$* $#error $: 553 reject multi-part junk
That seems rather heavy-handed; I've often found the vcard
attachments to be quite handy, for instance. The IETF produced the
MIME standard that defines these things, after all. The multipart
mechanism is not itself responsible for the bad ways in which it is
used.