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The content of this tutorial is close to the technical direction I am good at: Safe contact forms. As I mentioned in the previous tutorial, A common contact form helps a visitor communicate with you without exposing your email address to the

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To complete the background Management system login function, by looking at the login page, we can learn that we need to write a CAPTCHA image acquisition interface and login processing interface, and then write Ajax on the login page HTML.Before the

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9 Powerful, free PHP libraries ? 1. ReCAPTCHA ReCAPTCHA?? Allow your site to integrate with an advanced CAPTCHA system that can help you block some spam messages. The visual Captcha also has a useful sound function. In addition, in the reCAPTCHA

Apache Shiro is a powerful and easy-to-integrate open-source rights framework that enables authentication, authorization, encryption, session management, and more. Authentication and authorization are the core of authority control, simply,

In Web development and design, everything is not a good thing. We are often warned not to reinvent the wheel "child" (don't reinvent the wheel ), large-scale and comprehensive development is not only a huge burden, but also brings more security

1.InfoGlueInfoglue is a high-level, extensible, robust content management system that is fully developed in Java. Important features include full support for multiple languages, good reuse between sites, and extensive integration capabilities.The

Fu net, founded in November 2011, now has 0.36 million members and is the most popular code-making website. We have always insisted on providing the best user experience for members, and always insisted on Honesty-based, we teach you how to make