Greylisting would just mean the first one would be delayed - the rest would go through as they are identical emails.
I would be looking to use Fail2ban as a solution depending on what your logs show. *********** REPLY SEPARATOR *********** On 2/09/2011 at 12:14 PM John Hardin wrote: >On Fri, 2 Sep 2011, Steve wrote: > >> I wonder, would it be possible to reject an email identical (same >> originating IP; same addressee; same subject) to an email received in >> the last minute, say, that had a spamassassin score of over 30? If I >> could find a way to do that, I could reduce the volume of spam I have to >> process/store by a factor of about 8. > >You might consider greylisting. > >-- > John Hardin KA7OHZ http://www.impsec.org/~jhardin/ > jhar...@impsec.org FALaholic #11174 pgpk -a jhar...@impsec.org > key: 0xB8732E79 -- 2D8C 34F4 6411 F507 136C AF76 D822 E6E6 B873 2E79 >----------------------------------------------------------------------- > Our government should bear in mind the fact that the American > Revolution was touched off by the then-current government > attempting to confiscate firearms from the people. >----------------------------------------------------------------------- > 15 days until the 224th anniversary of the signing of the U.S. >Constitution