One way to stop spam on lists is to - only allow members of the list to post. - approve memberships, no automatic members - send email to ask them how they heard about your group before allowing them to join Alternately, allow only members who are referred by members. I think there's a way to set up so that members can invite other people. Rob -- Rob Echlin, B. Eng. Automation Delivers! http://talksoftware.echlin.ca Ottawa, ON Mobile: 613-266-8311 ----- Original Message ---- > From: Eric Brackenbury <eric [ dot ] brackenbury [ at ] gmail [ dot ] com> > To: bjb [ at ] linuxbutler [ dot ] ca; Eric Brackenbury <eric [ dot ] brackenbury [ at ] gmail [ dot ] com>; linux [ at ] lists [ dot ] oclug [ dot ] on [ dot ] ca > Sent: Monday, September 28, 2009 9:13:47 AM > Subject: Re: [OCLUG-Tech] How to stop spammers > > Thanks Brenda > > Now I know what the name of a distorted word security device is :-)) > > I will have a look and see if its applicable in the Yahoo groups situation. > > Regards > Eric > > On Sun, Sep 27, 2009 at 9:28 PM, Brenda J. Butler wrote: > > > On Sat, Sep 26, 2009 at 10:09:28PM -0400, Eric Brackenbury wrote: > > > Hi Brenda > > > > > > On Sat, Sep 26, 2009 at 9:36 PM, Brenda J. Butler > > >wrote: > > > > > > > On Sat, Sep 26, 2009 at 04:30:03PM -0400, Eric Brackenbury wrote: > > > > > Hi Folks > > > > > > > > > > I know this is not a Linux specific question but if anyone can help > > :-)) > > > > > > > > > > OK so I moderate a Yahoo group and lately there has been a person who > > > > just > > > > > uses a new email address every time they get banned. > > > > > > > > Is this an automated spammer, or a manual one? > > > > > > > > > How do I tell? > > > > They spam faster than you can clean. And they can't answer captcha > > questions correctly. > > > > > If automated, > > > > you might have success with requiring that posters decipher > > > > a captcha image for each new post. > > > > > > > > > > So whats a captcha image, sorry I am not up to speed on this stuff > > > > It's a picture of a distorted word. People who want to post > > to your site have to type in the word. The word is distorted > > in such a way that optical character recognition on the word > > will produce the wrong word, or no word. > > > > It's a way of telling whether a real person is responding to > > your web page. See: http://xkcd.net/632 and > > http://en.wikipedia.org/wiki/Captcha > > > > I haven't run any Yahoo groups, so I don't really know how you > > would do this with a Yahoo group, sorry. > > > > > > If not, then perhaps go to moderated posts for a while. > > > > > > > > > > Yes could do especially this time of year with lower group activity. > > > Thanks > > > > Good luck ... > > > > bjb > > > > > > -- > http://www.therecycledteenager.blogspot.com/ > > Leave the Windoze closed :-)) > But > K-eep L-ocktite R-eady > _______________________________________________ > Linux mailing list > Linux [ at ] lists [ dot ] oclug [ dot ] on [ dot ] ca > http://oclug.on.ca/mailman/listinfo/linux __________________________________________________________________ Ask a question on any topic and get answers from real people. Go to Yahoo! Answers and share what you know at http://ca.answers.yahoo.com