On Saturday, June 15, 2013 6:17:37 PM UTC+2, Paolo valleri wrote:
>
> I don't see an approach able to tackle the issue at all,we should 
> implement several techniques together.
> Anyway, what shall we do when a bot is detected? Have we got a sort of 
> blacklist? If so,instead of starting with an empty list,  we could think to 
> start from a public available blacklist of bot.
>
ehm. when you detect a bot you don't allow it to post something ^_^. 
do you want to ban its ip ? sure, can be done, but it's quite a stretch. 
BTW, I created a stopforumspam plugin that validates to a list of ips 
and/or emails to sort out if you want to do that kind of check, but I think 
it's superflous if honeypots works out.

 

> Il giorno 15/giu/2013 15:51, "Niphlod" <[email protected] <javascript:>> 
> ha scritto:
>
>> I have an unrelated (on web2py's side) website that uses captchas from 
>> google and bots are successfully registering to it (of course, they need to 
>> be approved first but it's a PITA to remove them anyway).
>> There are captcha services that decode the images for you (and your bot).
>>
>> I'm working on a threaded comments plugin on my spare time and for spam 
>> prevention I just add some hidden fields that needs javascript to be 
>> filled. Given that bots running javascript code are a little percentage, 
>> this should mitigate the issue (at least, a similar technique on the 
>> aforementioned site is keeping spambots away).
>> Small problem, though, users with javascript disabled are left alone. If 
>> that is fine, I can share the draft code (was waiting to complete the 
>> plugin before posting to github and here, but if needed that's not a big 
>> deal)
>>
>> On Saturday, June 15, 2013 3:37:26 PM UTC+2, Alan Etkin wrote:
>>>
>>> Is it possible these are not being posted by bots? 
>>>
>>>
>>> It would take a very smart bot to pass captcha (no?). Maybe it is 
>>> possible to change type of captcha used (i.e. random visual tests like 
>>> those of arithmetics with objects, etc.)?. I'm clueless about 
>>> authentication beyond the built-in web2py features but I can help running 
>>> tests against the web2pyslices app if needed.
>>>
>>> If so, we might need another tactic, such as requiring that a new user's 
>>>> first post be approved by a moderator.
>>>
>>>
>>> +1
>>>
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