On 3/29/2010 3:34 PM, Josep M. wrote: > Hello. > > One spammer has tried about 300 times send me email, always from the > same address, but from about 20 different IP . Never pass verify sender, > always get 450 error....my question is...when one email fail postfix > verify_sender 4 or 5 times..will be possible auto-blacklist this email > for one week, for example? > > I use postfix 2.6.5 and postgrey 1.32 >
Google fail2ban or similar log scanning utility. Postfix only ever looks into a single transaction.
