Captcha images are basically generated to make sure that any forms on the web can be filled up by only a human and not any computer program. And if you are searching for such an application that can create such images for your portal then you need not look any further as we present to you BotDetect ASP.NET CAPTCHA 2 that serves the same needs. BotDetect ASP.NET CAPTCHA enables in generating such captcha images that are so foolproof that even latest of OCR or state of art computer vision technologies canít recognize them. This utility also has the ability to provide an audio file simultaneously with the generated image which can facilitate the people having problem with their sight can easily hear the letters and numbers present on the image and fill the form.
BotDetect ASP.NET CAPTCHA is developed with some of the strongest security algorithm that it uses to create images which can be though easily be read by any human but is simply impossible for any software to breach it. All the generate images can be effectively added by drag and drop function into your ASP.NET forms. The application comes with a lot of features making it a utility far better than any of its peers. This Capatcha generating tool provides 60 readable and secure Captcha styled images together with 10 secure and accessible Captcha sound files. This tool will also enable you to customize the Captcha image size, color scheme, format along with style, code length, time outs, character set etc. for making the images very fine looking.
BotDetect ASP.NET CAPTCHA supports almost all the versions of Visual Studio .NET and has a high compatibility with ASP.NET Ajax and ASP.NET MVC. So going by the features it offers and the decent price it comes out with we would like to rate it with 4 on a scale of 5.