On 23 March 2015 at 08:42, Joe Brockmeier <[email protected]> wrote: > Hi all, > > For whatever reason, we're seeing a fair number of complaints that > people are being spammed by subscription requests. It looks like there's > some sort of script hitting a number of mailman installations and > sending subscribe requests for a variety of email addresses. > > I have no idea what this accomplishes for the person(s) behind the > bot(s) but it's annoying people and AFAIK we don't have a good way of > blocking it. > > We could cut this off at the pass by turning off the ability to > subscribe, but that means we'd have to process subscription requests > manually and some folks might not subscribe if they have to jump through > additional hoops. But I don't think the subscription rate is > particularly high for this list - so that may be a minor issue. > > Thoughts? I hate to make things more complicated, but I also would like > our list software not be abused. >
So it looks like someone has decided to use a botnet to subscribe 4000+ addresses to marketing over and over again. The ips are all over the world so it is not going to be easy to block so I am guessing it will be best to turn off subscribe until we can find a better solution. This might be multiple ones as someone seems to be doing every person in @qq.com and another set is doing other email sites. -- Stephen J Smoogen.
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