Monthly Archives - June 2008

Captcha image in C#.NET

What Captcha stand for? Completely Automated Public Turing test to tell Computers and Humans Apart. The Captcha technology help you to make sure your site is reasonably secure against automated attacks. Write the following code in a class named Captcha: public class Captcha { //make the captcha image for text public Bitmap MakeCaptchaImage(string txt, int width, int hight,...