On Tue, Aug 4, 2026 at 5:17 PM Paul Tomblin via Mailman-users < mailman-users@mailman3.org> wrote:
Judging by the bounce messages I’m seeing, somebody or somebodies are trying to sign up for accounts on my Mailman instance using fake email addresses. Can’t imagine what the end game is, other than annoying people with “please confirm your email address” emails when they use a real address.
There are ways to play their game that was discussed here:
On my site, I use reCaptcha, but this solution is not portable without pain, so go with Anubis. If you aren't averse to pain then: 2. https://eu.kictanet.or.ke/~wash/mailman3-captcha-guide.html
-- Best regards, Odhiambo WASHINGTON, Nairobi,KE +254 7 3200 0004/+254 7 2274 3223 In an Internet failure case, the #1 suspect is a constant: DNS. "Oh, the cruft.", egrep -v '^$|^.*#' ¯\_(ツ)_/¯ :-) [How to ask smart questions: http://www.catb.org/~esr/faqs/smart-questions.html]