Martin Nicholas wrote: > I log the absence of the "Date:" header - Most of the messages are indeed
> SPAM, however notable other senders (sinners) include: INGdirect.co.uk,
> apple.com and bounce messages from yahoo (possibly).
>
> So you'll probably catch some SPAM and also mails from people with badly
> written mass mailing software.
>
>
Agreed - if you just block based on these missing you will get a LOT of
false positives. However I created a scoring system in Exim and I do
score some points for the headers being missing. It's useful when
combined with outh sins.
