human verification code

MVC creates logon verification code learning notes using polar verification 7. mvc learning notes In previous projects, if verification codes were needed, they were drawn by using GDI +, which is simple and easy to use, but there are also some small problems. First, if there are few interference lines, the security is

in the process of Web development , Verification code is often used to prevent the robot from constantly submitting data and causing the website to be paralyzed . Yii provides a verification code plug- in, that is , Captcha. The first step:using in Projects Captcha some of the following settings are required : in the

In the previous article, we introduced the process of generating digital verification code pictures in JSP, this article will continue to introduce the implementation of another validation code in JSP, that is, the implementation of Chinese verification code in JSP, the adva

Com.struts.util.DESEDE; public class Userserviceimpl implements UserService { Userdao Userdao = new Userdaoimpl (); Public User Login (string loginname, string password) { User user = Userdao.login (loginname); if (user = null) { System.out.println ("username does not exist, please check and login again!") "); } if (! Desede.decryptit (User.getf_password ()). Equals (password)) { System.out.println ("Password error"); } return user; } public stati

Hi, everyone, I am yxcms small m old wet, (in fact, it is customary to call me pig!) Today also share a yxcms of the use of skills, of course, yxcms users in the use of the process is very easy to appear in the small white problem, of course, the same, yxcms of the Great God level of people do not have to read. Also is the care small white, starts from me!! All right, gossip is less! Today is to say is YXCMS background verification

Php uses curl to simulate logon to a website with a verification code, curl verification code. Php uses curl to simulate logon to a website with a verification code. the curl verification