[nfbcs] Accessible CAPTCHA

[Aaron Cannon]

Hi Ryan.

Good luck with everything.  Happy to help.

Aaron

On 7/14/11, Ryan Stevens <rysteve at comcast.net> wrote:
> Hi, Aaron,
>
> We decided to go with this approach.  Thanks again for your help.
>
>    Ryan
>
>
> -----Original Message-----
> From: nfbcs-bounces at nfbnet.org [mailto:nfbcs-bounces at nfbnet.org] On Behalf
> Of Aaron Cannon
> Sent: Thursday, July 14, 2011 11:43 AM
> To: NFB in Computer Science Mailing List
> Subject: Re: [nfbcs] Accessible CAPTCHA
>
> Hi Ryan.
>
> Not sure on the answer to your question.  However, before you decide
> you need a CAPTCHA, you might consider a few things.  Most scripts
> used by spammers seem to target standard software.  Automatically
> spamming custom-built applications is a bit harder, though not
> impossible.  Some spammers also seem to use tools that try to guess
> what information might work in what form fields, though this is much
> more rare in my experience.
>
> If you are building a custom feedback page, like it sounds like you
> are, instead of using a traditional CAPTCHA, why not just ask a simple
> question with an obvious answer.  Some examples I've seen are "is fire
> hot or cold?" or "What do humans breathe, water or air?"  Spammers
> aren't likely to go through the hassle of building a custom
> application just to spam your site.  It would be far easier to just
> spam you manually, which they could do anyway, no matter what measures
> you put in place.
>
> For the past several years, I have been on the receiving end of a
> custom built web form without a CAPTCHA of any sort, and a nice big
> comments box just waiting for spam, and I have only seen one or two
> ads come through.  The form in question is also linked to from Project
> Gutenberg www.gutenberg.org, so it's not exactly hidden away on a dark
> corner of the Internet.
>
> So in short, before you go slapping a CAPTCHA on your project, I would
> first consider whether or not you actually need a CAPTCHA, and if you
> do, whether or not a simpler form of CAPTCHA might not suffice.
>
> Good luck.
>
> Aaron Cannon
>
> On 7/14/11, Ryan Stevens <rysteve at comcast.net> wrote:
>> Hello,
>>
>>
>>
>> My company is working on a feedback page for a new client website, and we
>> will most likely need to use something CAPTCHA-esque to avoid it being
>> overwhelmed with spam.  I did a little research and found an article in
> the
>> January 2009 Braille Monitor reviewing an address given at our 2008
> National
>> Convention from Dr. Jonathan Lazar from Towson University concerning
>> something called HIPPUU, which, in testing, was significantly more
>> accessible and effective than standard and audio CAPTCHA's, for both blind
>> and sighted.  Has this technology come to fruition, and if so, where can I
>> find it to present to my managers?
>>
>>
>>
>> Thanks,
>>
>> Ryan Stevens
>>
>>
>>
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