A CAPTCHA is a type of challenge-response test used in computing as an attempt to ensure that the response is generated by a person.

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3
votes
2answers
603 views

What is the best way to hide a Honeypot Captcha?

I was looking for alternatives to the use of captcha due to its annoyance to users especially because they're getting more and more difficult to solve for us, the humans. So I found out that a ...
1
vote
3answers
111 views

Whether the security verification code in sign-up form is user-friendly? [duplicate]

Am redesigning my sign-up form, some users feel bored with filling security field. Is really the Security verification code is user-friendly?
0
votes
2answers
330 views

Best text/copy to label a CAPTCHA with?

I don't want to hear why CAPTCHA's suck for user experience, I already know the pros and cons. I am using CAPTCHA on a website that has an older audience that may not be familiar with what CAPTCHA's ...
83
votes
13answers
9k views

CAPTCHA on mobile: what are the alternatives?

From a UX perspective, CAPTCHA's are bad, bad, bad. But let's say we have this as a requirement. And it's for a hybrid app (compiled app, but built upon an HTML5 platform). I'm trying to find out: ...
22
votes
10answers
4k views

Is there an easier and more user friendly alternative to CAPTCHA?

I'm working on setting up a CAPTCHA on a project, and just thought about the user experience of it. I personally find them tedious, especially if they're too difficult. Even these are pretty easy ...
15
votes
4answers
1k views

What good is this moving captcha from Apple

A Hacker News article pointed me to http://www.apple.com/itunes/50-billion-app-countdown/entry-form/ where they use moving captchas: I assume that its a way to make shorter (and therefore ...
-3
votes
1answer
101 views

Why users should solve the problem of spam by solving capchas? [closed]

Why the problem of spam should be solved by users? Why user should prove that he is not spammer? Maybe it would be better for spammers to prove that he is real user? Having javascript on the client ...
4
votes
6answers
915 views

Is a captcha necessary when email validation is being utilised?

During registration for my new website, I'm going to require that a link is clicked in a confirmation email before a new user has full privileges. Is this a good way to remove spammers/bots, or do you ...
6
votes
4answers
713 views

Does Captcha Really Affect UX?

From my own personal experience, I don't like CAPTCHA when filling a form, especially encountering unrecognizable picture or calculation-required one. When I submit some advises to the website, it's ...
-1
votes
2answers
169 views

Are spam bots actually better than real users at solving captcha codes? [closed]

The spam bots are pretty good. Anyone with an app with a comment system can confirm. So, since they know to solve them, they do it pretty quick, as apposed to humans, who take on average 28.4 seconds ...
10
votes
5answers
1k views

Accessibility and CAPTCHAs

I want to include a CAPTCHA in my web application, but I also want to make sure that my web application is accessible to individuals with impairments or disabilities. How should I go about doing ...
11
votes
2answers
3k views

Honeypot captchas and accessibility

I have been looking at ways to prevent spam bots from posting, regstering and performing actions on my site. Initially, I thought about implementing ReCAPTCHA using its API. However, I have found ...
7
votes
8answers
871 views

When exactly is a CAPTCHA system a good idea?

While I understand this is probably a very broad question, I'm trying to figure out exactly when adding a CAPTCHA becomes a necessary requirement for a site. I get the sense a lot of clients ask me to ...
4
votes
2answers
402 views

Could a funny CAPTCHA be more pleasant?

I think one way to make CAPTCHA be more acceptable is to make it funny, but for some reason most CAPTCHA do not do this. Would this be seen as unprofessional or could this be a good way to make a ...
2
votes
2answers
208 views

Are there instances when Captcha / Human validation is more necessary during registration?

I am not particularly asking about whether or not Captcha within itself is good UX, but a more generalized question as to when human validation truly makes a difference in terms of a website's ...
7
votes
3answers
459 views

Has Captcha become common knowledge?

I am doing a business site for a web company, and was wondering if Captcha has become so well-known, that it no longer needs an explanation ? Right now there is only a input box, the captcha image ...
6
votes
6answers
872 views

Asirra or Captcha?

I've just heard about "Asirra" and tried it. But, I am a little bit confusing about using. What is your choice for usability? Asirra or CAPTCHA, and why?
36
votes
6answers
3k views

Can we do better than CAPTCHA?

There are a variety of different forms of CAPTCHA and other strategies in order to prevent spam. To briefly list a few: Simple math or word questions. Obfuscated text. JavaScript-based CAPTCHAs. ...
13
votes
1answer
799 views

Using wheelchair symbol in CAPTCHAs?

More and more websites that use CAPTCHAs have started to cater for visually-impaired users who cannot solve a visual (text-based) CAPTCHA by providing an audio CAPTCHA. What I find bizarre is that ...
9
votes
9answers
448 views

barebone registration: is password repitition and captcha really essential?

If you design a barebone registration form which only requires email address and password as essentials can you omit the password repetition and captcha without too much technical trouble? I ...