- From: Joshue O Connor <joshue.oconnor@cfit.ie>
- Date: Wed, 30 Jul 2014 14:35:09 +0100
- To: rcorominas@technosite.es
- CC: kunzhang@w3.org, David MacDonald <david100@sympatico.ca>, WCAG <w3c-wai-gl@w3.org>
Hi Ramón, I referred to it merely as an alternative to using CAPTCHAs to perform human verification and establish identity. A preferable one IMHO. Josh Corominas wrote: > Hello all, > > I'm not sure that we can call this an "alternative" to CAPTCHAs. I don't > think its main purpose is to "tell computers and humans apart", but to > collect private data that might be used later for other purposes. Indeed > it has severe privacy implications, and anyway it relies on the user > having a mobile phone, which may not be the case. > > Of course, the above issues affect all users, so we may consider this > method to be "accessible", but I would not consider it a valid method to > replace an otherwsie inaccessible CAPTCHA, which IMO is the definition > of "alternative". If you completely suppress the CAPTCHA then the new > method you use is simply a different thing. > > Regards, > Ramón. > > Joshue replied: > >> Thanks for that Kenny, very useful info and an interesting alternative >> to CAPTCHAs. > > > > Kenny wrote: > >> >>> Some of B2C Websites ask for the user to input mobile number (usually >>> the mobile number also need to confirm when user do initial >>> registration) when they pay money or make a deal, the system send a text >>> message with a code to user's mobile device, user input the sending code >>> to website just confirming he/she is really user also a human. >>> >>> The blind people just have a mobile with TTS, they are able to use this >>> kind of Captcha, it is a accessible for people with disabilities, the >>> problem is, sometimes this method is limited by mobile phone signal, it >>> is hard to receive text message in anytime and anywhere. > >> > >> David wrote: > >> >>>> I had an action item to set up a wiki page for Captcha, and populate >>>> it with Kathy's review. I've added some of my findings also,,. That >>>> action 264 is now complete... anyone is welcome to edit it. >>>> https://www.w3.org/WAI/GL/wiki/Captcha_Alternatives_and_thoughts. >>>> >>>> http://tinyurl.com/kruqrau >>>> >>>> I left the action item until it's been reviewed... > > > >
Received on Wednesday, 30 July 2014 13:35:39 UTC