From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.emacs.gnus.user/10267 Path: news.gmane.org!not-for-mail From: Andrzej Adam Filip Newsgroups: gmane.emacs.gnus.user Subject: Re: Do not let spam-trap go hungry! Your (normal) posts may help! :-) Date: Thu, 31 Jan 2008 22:56:12 +0100 Organization: It's for me to know and for you to find out Message-ID: <874pctu0ar@jennifer.fsf.hobby-site.com> References: <878x27s041@lydia.fsf.hobby-site.com> <87bq73qal5@ann.fsf.hobby-site.com> <87sl0dvnoa@van.fsf.hobby-site.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1201819620 13079 80.91.229.12 (31 Jan 2008 22:47:00 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 31 Jan 2008 22:47:00 +0000 (UTC) To: info-gnus-english@gnu.org Original-X-From: info-gnus-english-bounces+gegu-info-gnus-english=m.gmane.org@gnu.org Thu Jan 31 23:47:21 2008 Return-path: Envelope-to: gegu-info-gnus-english@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1JKiAz-0005mD-5G for gegu-info-gnus-english@m.gmane.org; Thu, 31 Jan 2008 23:47:21 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1JKiAE-0005Ru-LX for gegu-info-gnus-english@m.gmane.org; Thu, 31 Jan 2008 17:45:46 -0500 Original-Path: shelby.stanford.edu!headwall.stanford.edu!newshub.sdsu.edu!newsfeed.pionier.net.pl!news.nask.pl!news.nask.org.pl!news.onet.pl!not-for-mail Original-Newsgroups: gnu.emacs.gnus Original-Lines: 31 Original-NNTP-Posting-Host: aatl246.neoplus.adsl.tpnet.pl Original-X-Trace: news.onet.pl 1201816573 32715 83.5.249.246 (31 Jan 2008 21:56:13 GMT) Original-X-Complaints-To: usenet@news.onet.pl Original-NNTP-Posting-Date: Thu, 31 Jan 2008 21:56:13 +0000 (UTC) X-Sender: Z5eCb3699O8VQxQvOlTjlcI2Fg5tNHaQ X-Face: x!RCZuWd!~zy[WZ--'Or^Sg%4CS|m{fI',,mn]{v48gP6tr9LaE!Sw#; .(U,saf9UdWF+9D9oyXCRUHAw=",9%P~.{jz :e7&c^rlc@F-X}f!"@Vc^jEZ0F%)&&rEC&9!B%&o^ +]]R6 Cancel-Lock: sha1:t4C9rUgbtQnkQP3rY0IQcmEpaq8= Original-Xref: shelby.stanford.edu gnu.emacs.gnus:80478 X-BeenThere: info-gnus-english@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Announcements and discussions for GNUS, the GNU Emacs Usenet newsreader \(in English\)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: info-gnus-english-bounces+gegu-info-gnus-english=m.gmane.org@gnu.org Errors-To: info-gnus-english-bounces+gegu-info-gnus-english=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.gnus.user:10267 Archived-At: Reiner Steib writes: > On Thu, Jan 31 2008, Andrzej Adam Filip wrote: > >> Reiner Steib writes: >>> How do you make sure that two different users don't pick the same >>> prefix ("gnus", ...)? >> >> Even if they do then gnus *is* prepared to handle multiple users in the >> same host domain. > > For different machines with the same "right hand side" of the MID, the > algorithm in `message-unique-id' cannot guarantee uniqueness. It is > unlikely that the left hand side is the same, but not impossible. > > RFC 2822, says: "The message identifier (msg-id) itself MUST be a > globally unique identifier for a message.". When using the unique, > full qualified hostname, Gnus' algorithm guarantees this uniqueness. Take a look at the issue from another side: What can stop a spammer/abuser from using gnus message-id algorithm and *your* domain name in *mass* spam runs? What I suggested allows *personal* selection of "any host" in fsf.hobby-site.com domain. -- [pl>en Andrew] Andrzej Adam Filip : anfi@priv.onet.pl : anfi@xl.wp.pl If you do not wish a man to do a thing, you had better get him to talk about it; for the more men talk, the more likely they are to do nothing else. -- Carlyle