From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.emacs.gnus.general/46020 Path: main.gmane.org!not-for-mail From: Russ Allbery Newsgroups: gmane.emacs.gnus.general Subject: Re: TMDA (was: new spam functionality added) Date: Mon, 05 Aug 2002 14:50:06 -0700 Organization: The Eyrie Sender: owner-ding@hpc.uh.edu Message-ID: References: <87y9brejam.fsf@mail.paradoxical.net> <873ctztyth.fsf@mail.paradoxical.net> <20020801222925.A10502@mastaler.com> <02Aug5.165400edt.119167@gateway.intersystems.com> NNTP-Posting-Host: localhost.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: main.gmane.org 1028584296 1449 127.0.0.1 (5 Aug 2002 21:51:36 GMT) X-Complaints-To: usenet@main.gmane.org NNTP-Posting-Date: Mon, 5 Aug 2002 21:51:36 +0000 (UTC) Return-path: Original-Received: from malifon.math.uh.edu ([129.7.128.13]) by main.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 17bplF-0000NG-00 for ; Mon, 05 Aug 2002 23:51:34 +0200 Original-Received: from sina.hpc.uh.edu ([129.7.128.10] ident=lists) by malifon.math.uh.edu with esmtp (Exim 3.20 #1) id 17bpkX-0000eo-00; Mon, 05 Aug 2002 16:50:49 -0500 Original-Received: by sina.hpc.uh.edu (TLB v0.09a (1.20 tibbs 1996/10/09 22:03:07)); Mon, 05 Aug 2002 16:51:16 -0500 (CDT) Original-Received: from sclp3.sclp.com (qmailr@sclp3.sclp.com [209.196.61.66]) by sina.hpc.uh.edu (8.9.3/8.9.3) with SMTP id QAA21420 for ; Mon, 5 Aug 2002 16:50:59 -0500 (CDT) Original-Received: (qmail 24091 invoked by alias); 5 Aug 2002 21:50:22 -0000 Original-Received: (qmail 24086 invoked from network); 5 Aug 2002 21:50:22 -0000 Original-Received: from windlord.stanford.edu (171.64.13.23) by gnus.org with SMTP; 5 Aug 2002 21:50:22 -0000 Original-Received: (qmail 13964 invoked by uid 50); 5 Aug 2002 21:50:06 -0000 Original-To: ding@gnus.org In-Reply-To: <02Aug5.165400edt.119167@gateway.intersystems.com> (Stainless Steel Rat's message of "Mon, 05 Aug 2002 16:46:10 -0400") Original-Lines: 19 User-Agent: Gnus/5.090005 (Oort Gnus v0.05) XEmacs/21.4 (Honest Recruiter, sparc-sun-solaris2.6) Precedence: list X-Majordomo: 1.94.jlt7 Xref: main.gmane.org gmane.emacs.gnus.general:46020 X-Report-Spam: http://spam.gmane.org/gmane.emacs.gnus.general:46020 Stainless Steel Rat writes: > * David Masterson on Mon, 05 Aug 2002 > | something that spammers rely upon to maintain their anonymity. If the > | spammer decides to put in an autoconfirmer to get around TMDA, then he > | has to supply a good "return address" in his SPAM which now makes him > | traceable. Even if it's only traceable back to a compromised machine, > | that machine can be blacklisted and the sysadmin informed to fix it. > "winatial9077@hotmail.com" is not what I would call "easilly traceable". A > spammer only needs it for one round of automatically responding to TMDA > approvals. Given the volume of spam runs, if any appreciable number of people use TMDA that's a heck of a lot of traffic. Probably enough that Hotmail would close the mailbox down before they got a chance to confirm all those messages. -- Russ Allbery (rra@stanford.edu)