[TYPO3-dev] captcha

Dmitry Dulepov dmitry at typo3.org
Thu Dec 14 10:47:19 CET 2006


Hi!

Steffen Kamper wrote:
> "R. van Twisk" <typo3 at rvt.dds.nl> schrieb im Newsbeitrag 
> news:mailman.15230.1166064351.21325.typo3-dev at lists.netfielders.de...
>> Zorik wrote:
>>> 1. I do not use captcha. I do not like websites using this type of
>>> protection and perceive it user annoying. developers trying to fight the
>>> bots make text unreadable for humans.
>>> 2. As a bot developer I can state that many such images can successfully 
>>> be
>>> read by a bot. This protection definately requires counting form
>>> submissions and access denial for more than 5-10 submissions.
>>>
>>> As for using this as "anti-spam". I believe, that it is better to receive 
>>> 9
>>> spam messages and 1 contact, then receiving no messages because visitor 
>>> got
>>> annoyed while filling the contact form.
>>>
>>> As for login forms etc. - I personally use bots for doing job instead of 
>>> me.
>>> And it is very handy. And it does not violate any law written or spoken.
>>> And bot's behavior does not differ from mine. So I see absolutely no
>>> problem with this. In contrast - I promote this technology. According to 
>>> my
>>> experience - it can leverage work effort by 10 times.
>>>
>>> As a developer of automation framework I am very confused by people
>>> perceiving automation and artificial intelligence technology as spam
>>> networks and fraud clicks generators.
>>> (And I am very angry on spammers and scammers for creating this image)
>>>
>>>
>>> As a bottom line - I do not think captcha technology should be used 
>>> widely.
>>> This is why I do not think it should be implemented in core.
>>>
>>> As for forms processing in the core in general - I believe the whole 
>>> process
>>> must be removed from core and put in separate extension (T3 service). 
>>> This
>>> would provide much more flexibility, allow more active development and
>>> enable wider usage of T3 forms (instead of php in extensions), therefore
>>> more standartized processing of forms generation and data processing,
>>> unified control.
>>>
>>>
>> Zorik,
>>
>> I think Steffen Kemper is talking about mis-use of forms by bots.
>> I by myself get very frustrated if I read a nice thread on a subject
>> and all of a sudden I see:
>>
>> READ THIS READ THIS READ THIS
>> READ THIS READ THIS READ THIS
>> READ THIS READ THIS READ THIS
>> READ THIS READ THIS READ THIS
>> READ THIS READ THIS READ THIS
>> READ THIS READ THIS READ THIS
>> READ THIS READ THIS READ THIS
>> IT REALLY WORKS!!
>> IT REALLY WORKS!!
>> IT REALLY WORKS!!
>> IT REALLY WORKS!!
>> IT REALLY WORKS!!
>> IT REALLY WORKS!!
>> IT REALLY WORKS!!
>> IT REALLY WORKS!!
>> IT REALLY WORKS!!
>> IT REALLY WORKS!!
>> IT REALLY WORKS!!
>> IT REALLY WORKS!!
>> IT REALLY WORKS!!
>> IT REALLY WORKS!!
>> (The texts are links of course)
>>
>> I need to scroll all they way down to read more.
>>
>> I partly agree with you last paragraph however,
>> forms processing can be seen as part of a CMS core.
>> Captcha can be seen as a service provided by the core.
>> On ECT there has been talk about forms systems in
>> general but no results as far as I know.
>>
>>
>> May I ask you what we can do to prevent
>> bots from adding unsolisitated text to any website?
>> specially on response forms and contact forms.
>> As you seem to know a lot about the subject I think it
>> would be a good question for you.
>>
>> I am really interested in this...
>>
>>
>>
>> I personally don't use bots to do any automated tasks (but
>> really occasionally, but that has nothing to do with
>> forms). You mentioned it leverages your work 10 times,
>> But for the general webmaster it increased the work load
>> 10 times, just don't forget that...
>>
>> -- 
>> Ries van Twisk
>> Freelance Typo3 Developer
>> === Private:
>> email: ries at vantwisk.nl
>> web:   http://www.rvantwisk.nl/freelance-typo3.html
>> skype: callto://r.vantwisk
>>
>>
> 
> I agree that bots are able to read captchas. But in most cases these bots 
> lookink in Forums like phpBB.
> In most cases a very simple Javascript helps me to prevent bot entries:
> 
> <form action=http://www.google.com ...>
> ...
> <input type="submit" onclick="this.form.action='index.php" />
> 
> In my cases no more bot emtries are in guestbooks, contact forms etc.
> But also the captcha helps to prevent the bots.
> I don't think users are annoyed from using captcha because all users know 
> the spams from ther email client.
> 
> Making captcha and other spam methods with a service might be a good 
> solution, but for beginning the existing captcha does the work. You can see 
> this captcha from bernhard also on typo3.org in the extension contact form.
> 
> vg  Steffen 

Are you sure that ^^^ much overquoting is good? If not, consider 
deleting at least part of old messages before posting!

-- 
Dmitry Dulepov

Web: http://typo3bloke.net/
Skype: callto:liels_bugs

"It is our choices, that show what we truly are,
far more than our abilities." (A.P.W.B.D.)




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