[Operators] ejabberd CAPTCHA

Fabio Forno fabio.forno at gmail.com
Thu Aug 27 14:39:54 CDT 2009

On Thu, Aug 27, 2009 at 9:31 PM, Peter Saint-Andre<stpeter at stpeter.im> wrote:
>> I think that
>> part of that flood was coming from our server too, since yesterday we
>> had a bot registering accounts. We blocked it in few minutes, but it
>> was able send a bulk of messages. In ejabberd there is an option for
>> limiting the number of registrations per IP, the problem is that in
>> our case almost all the clients are natted in large networks
> Yes, that is a challenge. :(

Yep, I think that IP based limiting is the standard in all servers,
but this is a non option if you target mobile clients. The only
solution is using captchas or some external method (as we are going to
do now)

Fabio Forno, Ph.D.
Ooros srl
jabber id: ff at jabber.bluendo.com

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