Web Results

CAPTCHA

en.wikipedia.org/wiki/CAPTCHA

A CAPTCHA is a type of challenge-response test used in computing to determine whether or .... Sometimes, if part of the software generating the CAPTCHA is client-side (the validation is done on a se...

The Official CAPTCHA Site

www.captcha.net/

Includes demonstrations, research papers, and news.

Captcha Verification - Qualtrics Support

www.qualtrics.com/support/survey-platform/survey-module/editing-questions/question-types-guide/advanced/captcha-verification/

This Qualtrics support page teaches about the Captcha Verification question type , which asks survey respondents to verify that they are not robots.

reCAPTCHA: Easy on Humans, Hard on Bots - Google

www.google.com/recaptcha

A captcha system that uses successful decodings to helps digitise books for online use. Background, and details on how to incorporate into a site. Source code ...

The system always shows the error of "CAPTCHA verification failed ...

www.aece.ro/helpdesk/knowledgebase.php?article=73

Nov 19, 2011 ... Question. The system always shows the error of "CAPTCHA verification failed" while the code is right. What is the problem? Solution. First of all ...

Captcha script for web forms - SnapHost.com

www.snaphost.com/captcha/

Captcha script. Free and paid HTML code for Captcha form-to-email scripts. Web forms with anti-spam protection, ready to be copied-and-pasted to your site.

Form doesn't accept the captcha code| 123ContactForm Help

www.123contactform.com/docs/i-enter-the-correct-verification-number-but-the-form-does-not-accept-it-why/

In some browsers, the captcha code (verification number) is not accepted, even though it's typed in correctly. Follow our guide to fix this problem.

Ticketmaster dumps 'hated' Captcha verification system - BBC News

www.bbc.com/news/technology-21260007

Jan 30, 2013 ... The world's largest online ticket retailer is to stop requiring users to enter hard-to- read words in order to prove they are human. Captcha - which ...

Adding CAPTCHA verification - EmailJS

www.emailjs.com/docs/user-guide/adding-captcha-verification/

Adding CAPTCHA verification. CAPTCHA images are used to make sure that a human is submitting the form, and it's a good way to prevent spam emails and ...

Captcha Code — WordPress Plugins

wordpress.org/plugins/captcha-code-authentication/

Adds Captcha Code anti-spam methods to WordPress forms. Forms include comments form, registration form, lost passwordform and login form. In order to post ...

More Info

Problems viewing or passing CAPTCHA verification | Yahoo Help ...

help.yahoo.com

Learn what CAPTCHA is, and why Yahoo uses it to verify you're human.

What exactly is a CAPTCHA? How does it work? | Dictionary.com Blog

blog.dictionary.com

Oct 11, 2011 ... Websites use CAPTCHAs to keep spammers from posting on their sites. ... verification anymore and all is happy without the sad captcha tripe.

reCAPTCHA Help - Google Help

support.google.com

Accessibility; This CAPTCHA is too hard; My computer is sending automated .... reCAPTCHA checkbox checked after successfully completing a verification ...