On Mon, 11 Apr 2011 15:43:09 -0500 Stan Hoeppner <s...@hardwarefreak.com> articulated:
> pf at alt-ctrl-del.org put forth on 4/10/2011 10:33 PM: > > > My thought on auto combating this is to use a CIDR list to kick > > these networks (and only these networks) over to a greylist policy > > that delays these emails for 4+ hours. By then, most of the bad IPs > > would be listed in one or more RBL and be blocked. > > > > So, has anyone else already done something like this? > > Why bother with this complex greylisting setup? Simply hammer the big > blocks with a CIDR entry and whitelist individual IPs in the range > from which you need legit mail. If such IPs are used to send both > snowshoe spam and ham, that's a human shield tactic, and deserves > permanent blocking, FOREVER. If anyone complains, lay the full > skinny on them as to why. I.e. lay the blame at the proper feet, and > direct complaints at the guilty. > > Life is too short to waste _your_ valuable time playing whack-a-mole > with spammers, isn't it? We don't live in a totally "collateral > damage free" world. People must get used to this. Unless of course you get hit with a law suit. -- Jerry ✌ postfix-u...@seibercom.net _____________________________________________________________________ TO REPORT A PROBLEM see http://www.postfix.org/DEBUG_README.html#mail TO (UN)SUBSCRIBE see http://www.postfix.org/lists.html
