Top "Recaptcha" questions

For questions about the reCAPTCHA service: Designed to protect against spam and abuse by blocking bots while allowing valid users access.

Google Recaptcha v3 example demo

Until now, I was working with Google Recaptcha v2, but now I want to update my WebApp using the lastest …

servlets recaptcha recaptcha-v3
How to validate Google reCAPTCHA v3 on server side?

I've just set up the new google recaptcha with checkbox, it's working fine on front end, however I don't know …

php recaptcha recaptcha-v3
Change New Google Recaptcha (v2) Width

We've just started to implement the new google recaptcha as listed https://www.google.com/recaptcha/intro/index.html However …

css iframe width recaptcha
Validating Recaptcha 2 (No CAPTCHA reCAPTCHA) in ASP.NET's server side

The new Recaptcha 2 looks promising, but i didn't find a way to validate it in ASP.NET's server side, if(…

c# asp.net vb.net recaptcha
How to check in js that user has checked the checkbox in Google recaptcha?

I have added the following before end of head <script src='https://www.google.com/recaptcha/api.js'>&…

javascript jquery checkbox recaptcha
How does this checkbox recaptcha work and how can I use it?

I've recently signed up to the oneplusone website https://account.oneplus.net/sign-up, and noticed this checkbox recaptcha How does …

security recaptcha
reCAPTCHA:"ERROR for site owner: Invalid site key"

I tried to set up reCAPTCHA, on my page by following the instructions here. I signed up for an API …

recaptcha
Has reCaptcha been cracked / hacked / OCR'd / defeated / broken?

Have any programming methods have been used to defeat reCAPTCHA? I'm interested in seeing evidence and potentially demonstrations that reCAPTCHA …

security captcha ocr recaptcha
How to reload the google recaptcha widget after user submits invalid inputs

I have a registration form with the new google recaptcha widget on it. When a user submits info, we check …

javascript ruby-on-rails recaptcha
Recommendations for java captcha libraries

I'm looking for a replacement for JCaptcha, which doesn't seem to be maintained any more, and isn't very good to …

java jakarta-ee captcha recaptcha simplecaptcha