how to set up captcha

How do I generate a captcha picture? Using PHP's GD? Ok,right. In fact, Zend's CAPTCHA module has been encapsulated. This article is about how to use the Zend Captcha module. Environment installationFirst Zend Captcha need to install GD. Check to

As my PHP website has more and more visits to blog development and more comments, Wordpress has more and more visits to blog development and comments as Wordpress does not have the filtering function, wordpress spam comments are getting more and

So far, Chiang has tidied up the Mini-capatcha, Myqaptcha, and the WordPress program itself with the anti-spam comment plug-in function. There is also a similar function we must have encountered, such as in 12306 to buy tickets, the choice of

Implementation of dynamic random verification code mechanism in PHPThe Verification Code (CAPTCHA) is the abbreviation for "Completely Automated public Turing test to tell Computers and humans Apart" (fully automated computer-and human-Turing test),

Project Introduction Project address: Poke around here. The reason for this project is that the great God wants to participate in the hackmit, need them to identify 10000 pieces in 15000 verification code or each character's recognition accuracy

Recently to customers to do the project has a new demand, customers need to open the Internet Explorer to do automatic login, log on the page of the god Beast Verification code. The solution to the verification code is to find a third-party platform

Recently encountered a problem, is that the verification code on someone else's computer can be displayed, but my own computer up can't. Reason for a long time, haha, finally found! Now let's share:Program:$w = 80; Set picture width and height$h = 26

Recently encountered a problem, is that the verification code on someone else's computer can be displayed, but my own computer up can't. Reason for a long time, haha, finally found! Now let's share:Program: $w = 80; Set picture width and height$h = 2

Implement the ajax pop-up window login function in ECSHOP and ecshopajax pop-up window Login In the previous article, we introduced how to use the openSpeDiv method to implement the Ecshop logon window. Click here for reference. The following

ZF2 provides the picture verification code zend\captcha\image and the symbol character verification code Zend\captcha\figlet, the picture Verification code is the website application to see more a kind of verification code, this article takes the