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Theo Van Dinter writes:
> I've found that some spammers are sending out mails (in this case
> multipart/alternative) with blank boundaries, in violation of the RFC.
> aka: Content-type: multipart/alternative; boundary=""
> 
> The RFC states that the boundary must be at least 1 char long.
> 
> So the question comes up -- should we accept the blank boundary and
> parse as normal, or should we see it as invalid and treat the entire
> mime part as 'text/plain'?
> 
> Of course, MUAs are no help here...
> 
> Apple Mail                    happily takes the empty boundary and shows the 
> text/html part
> Outlook Express                       shows the whole message as a single 
> text/plain part
> mutt                          shows the whole message as a single text/plain 
> part
> pine                          happily takes the empty boundary and shows the 
> text/plain part
> 
> Part of me says we should follow the RFC, and part of me says we can see
> what was meant so go ahead and do it (and let rules hit appropriately).
> 
> Thoughts?

my vote: emulate OE, it's what the spammers generally aim for.

- --j.
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