[Mailman-Users] How to stop mail-bombers from abusing web subscribe page

[Mark Sapiro]

On 7/16/15 11:42 AM, Daniel Miller wrote:
> Hi all,
> 
> We have discovered "mail bomber" programs like "boom mail" abusing the web
> "subscribe" feature of Mailman 2.1.15 to send hundreds of subscription
> confirmation messages to addresses that then complain to us and report us
> as spammers.
...
> We'd love to hear if there's a better way to do this.


Upgrade to Mailman 2.1.16 or later and enable the SUBSCRIBE_FORM_SECRET
feature.

-- 
Mark Sapiro <mark at msapiro.net>        The highway is for gamblers,
San Francisco Bay Area, California    better use your sense - B. Dylan