captcha

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Is ReCaptcha too weak? [duplicate]

This question already has answers here: Closed 11 years ago. Possible Duplicate: Has reCaptcha been cracked / hacked / OCR'd / defeated / broken?[详细]

2023-04-10 21:46 分类：问答
What is the best captcha service available for JSP forms apart from ReCaptcha?

I want to secure my form from spambots by using a captcha service. I have tried ReCaptcha but it generates really hard words. Is there any other captcha service av开发者_运维百科ailable which I can us[详细]

2023-04-09 00:54 分类：问答
How to use PrimeFaces Captcha?

I went thr开发者_开发技巧ough the user guide and the showcase but couldn\'t find a way to get the Captcha evaluation result in the backing bean. I can see the result on the top message bar on the UI b[详细]

2023-04-08 19:56 分类：问答
Can't reload self-made captcha on the page using JS

<a href=\"javascript:void(0);\" onclick=\"document.getElementById(\"capchaimage\").src开发者_运维知识库=\"captcha.php\"><img id=\"captchaimage\" src=\"http://website.org/captcha.php\" border=[详细]

2023-04-08 19:06 分类：问答
What is the best way to achieve a honeypot style form captcha?

I have heard of honeypot style captcha systems either loading the form with javascript, which might load after the page has rendered. Or checking if a hidden field is filled in, whi开发者_C百科ch coul[详细]

2023-04-08 03:51 分类：问答
Javascript Captcha

I found this great little code online but it doesn\'t seem to be comparing the two strings after removing the spaces correctly? I know some js but whatever wrong here is beyond my understanding. Hopef[详细]

2023-04-07 19:51 分类：问答
PHP captcha Image

I am using a captcha image verifier in my PHP form. The form uses a cookie to check the verfication code entered by the user. Is there anyother w开发者_JAVA技巧ay to do this other than using a cookie?[详细]

2023-04-07 13:33 分类：问答
prevent query to captcha generator from YSlow

i have a pretty simple captcha, something like this: <?php session_start(); function randomText($length) {[详细]

2023-04-05 17:26 分类：问答
How to get new CAPTCHA image in kohana

I\'m using kohana 3.0 with kolanos-kohana-captcha-2ba7a6开发者_C百科a module from earlier versions. Everything works fine, but I can\'t figure out one thing: how do I create new captcha image for curr[详细]

2023-04-05 08:37 分类：问答
Honeypot Captcha classic asp code?

Good morning, I am trying and failing miserably to implement a captcha, mostly because I have no asp experience, could anyone assist?[详细]

2023-04-04 06:21 分类：问答