Re: [Savannah-hackers-public] Unable to moderate Emacs mailing lists

[Bruno Félix Rezende Ribeiro]

Em Sun, 23 Aug 2015 21:13:12 GMT
Karl Berry <address@hidden> escreveu:

>     it takes tens of seconds to connect.
> 
> The problem is a spambot subscription attack against lists.gnu.org.
> It's been going on for some time in various guises.  The FSF sysadmins
> have been chopping it off as it arises and looking for a permanent
> solution.  We can only hope.

A captcha requirement would reduce it a lot, wouldn't it?  Captchas have
been discussed in Mailman's mailing list for moderation purposes, and
have not been considered worthwhile.

  https://mail.python.org/pipermail/mailman-users/2008-January/059779.html

However, this isn't necessarily the case for those DoS attacks.


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