On Wed, 19 Aug 2020, at 09:51, Andy Smith via mailop wrote:

Since yesterday I've been seeing a large number of attempted
subscriptions to all the public lists on one of my Mailman servers. (...)

I can confirm this for my servers from top to end including some of the hashes.

BTW, Mailman mm_cfg.py option `SUBSCRIBE_FORM_SECRET` apparently mitigates the DoS, too.

--
-- Andreas

     :-)


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