>From: Marc Perkel <supp...@junkemailfilter.com> >Sent: Friday, June 19, 2015 3:41 PM >To: users@spamassassin.apache.org >Subject: Help me waste spammers resources
>I found a great trick for wasting spammer's resources and getting them >blacklisted that I'd like to share will all of you. >On my main spam filtering servers I advertise authenticated login even >though I don't actually have any authenticated users. Anyone who tries >to authenticate is a spammer. >I accept all passwords as good and we accept the email which is then >added to my black list and I then ship copies of the spam off to all my >spam filtering partners who use it to add to their black lists. And I'm >wasting a lot of their resources absorbing spam that just isn't being >delivered. Could get some legit senders in this list. See below. >Just last week on my main good email processing server I accepted >37,232,709 spams. >So - this works. I encourage others to do the same thing. Or - you can >just help me do it. I like this idea and I think I will setup my own instance of this and add IPs to my private RBL. >If you have domains you are filtering just add this as your highers >numbered MX record. This can cause problems (legit email lost) if you accept all mail and the lower MX servers have greylisting enabled. Same is true if the lower MX servers go offline for some reason. It would be safer to temp fail everything with a short greeting delay. >tarbaby.junkemailfilter.com >or you can CNAME to it if you want. >And I'll absorb the spam for you as they hack mt servers and that's spam >you don't have to process. >-- >Marc Perkel - Sales/Support >supp...@junkemailfilter.com >http://www.junkemailfilter.com >Junk Email Filter dot com >415-992-3400
