Tag: captcha

OCR in PHP is possible! Lukas White builds a simple Silex app into which a user can upload an image, and get the text from image accurately extracted.

In this article we show you how to use the new No CAPTCHA reCAPTCHA, integrating it with the WordPress login, registration and comment forms.

In this article we walk you through integrating a CAPTCHA with the WordPress comment system, using the WordPress HTTP API as you develop your own plugin.

In this tutorial, we will walk you through writing a plugin that will integrate CAPTCHA (Google's reCAPTCHA) to the default WordPress registration form.

This tutorial shows you how to write a plugin that integrates a CAPTCHA with the WordPress login system using the HTTP API and Google's reCAPTCHA.

Mehul Jain explains how captchas work and demonstrates their implementation with PHP and the GD image library