Create 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:C#1public class Captcha2{3 //make the captcha image for text4 public Bitmap MakeCaptchaImage(string txt, int width, int hight, string fontFamilyName)5 {6 //make the bitmap and the associated Graphics object7 Bitmap bm =.