>Sent this off to SPAM-L, too... > >Has anyone dealt with the 'Fredrik Williamsberg' person who for years, >apparently, attempts to subscribe to lists on listserve? His only >consistency is that he uses a different address every time...but he >keeps trying several times a week like clockwork. > >On our listserv console logs, while trying to figure out where >another spam came from I noticed that one of his messages 'really' >came from [log in to unmask], but that may be because >he tried subscribing with an 'answerme.com' host/domain. > >Given that he uses a different address all the time I'm trying to >find if there's a way to 'filter' by the subscriber's name rather >than address... > >ALSO: This last weekend we got hit pretty bad with subscription >attempts with a few more commonalities. > >1) sub attempts to our lists from different addresses but with the user >name 'Washington University NIH Guide Distribution'. > >2) sub attempts to our lists from different addresses but with >the user name given as the name of the list itself. > >I think the two are related -- one of the error messages I got back >from the lists requiring confirmation looked like the person had >taken a LIST file received from listserv and edited it by adding >the SUBSCRIPTION command in front of the list address, leaving the >list name as the 'user name'. > >EXAMPLE: > >SUBSCRIBE MAAL-L Mid-American Association of Law Libraries >SUBSCRIBE IHOUSE-L International House List > > >Not really sure if there's answers for these problems, or preventive >measures...but venting this off to the list makes it feel a _little_ >better... > >--Garrie Burr > Information Systems > Washington University in St. Louis > [log in to unmask] > Solution to this problem might be to make all of your lists closed, and thereby subscribing people only after you have been able to make personal e-mail contact with the actual person. Of course, this greatly increases your workload as a list owner, but it greatly decreases your work later on. Also, you can place in your list header information about how to contact the list owner via e-mail to be placed on the list. Glenn