** Description changed: There are discussions of this in threads at <http://mail.python.org/pipermail/mailman- users/2012-October/074213.html>, <http://mail.python.org/pipermail /mailman-users/2012-October/074278.html> and <http://mail.python.org/pipermail/mailman- - users/2012-November/074412.html>. + users/2012-November/074412.html> and a more recent thread at + <https://mail.python.org/pipermail/mailman-users/2014-May/076880.html>. The Mailman developers do not think there is any way to prevent this other that disabling web subscribe entirely, as by definition, subscription requests come from unauthenticated users. However, an attempt will be made to mitigate this by making a site option to include a dynamically generated hidden hash in the subscribe form which will at least require an automated process to first GET and parse the listinfo form immediately prior to POSTing it. -- You received this bug notification because you are a member of Mailman Coders, which is subscribed to GNU Mailman. https://bugs.launchpad.net/bugs/1082746 Title: Automated processes can swamp a list with web subscription requests. To manage notifications about this bug go to: https://bugs.launchpad.net/mailman/+bug/1082746/+subscriptions