How to create a math captcha image?

How to create a math captcha image in Asp.net using C#?
Something like this: http://www.nathanieljohnston.com/index.php/2008/10/math-captchas-in-asp/ . The link I am sharing here is for a captcha created in Asp, I am in need of same thing in Asp.net using C#.

Thanks
 
LVL 8
TheMakAsked:
Who is Participating?

[Product update] Infrastructure Analysis Tool is now available with Business Accounts.Learn More

x
I wear a lot of hats...

"The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years. I wear a lot of hats - Developer, Database Administrator, Help Desk, etc., so I know a lot of things but not a lot about one thing. Experts Exchange gives me answers from people who do know a lot about one thing, in a easy to use platform." -Todd S.

lazyberezovskyCommented:
Why not to use reCAPTCHA? Or wheel is not invented yet? :)
http://recaptcha.net/plugins/aspnet/
0
TheMakAuthor Commented:
Those above are simple captcha, I want math captcha example 12+6=          ............
The user should enter the sum of those numeric value to proceed further. Below link contain same thing but in asp and I need to do that in asp.net.

http://www.nathanieljohnston.com/index.php/2008/10/math-captchas-in-asp/ 


Regards,
0
TheMakAuthor Commented:
Thanks guys I got the solution from this site http://aspxcode.somee.com/captcha/Default.aspx
I have downloaded the source code and its working fine. We will modify according to our need....

Regards,
0

Experts Exchange Solution brought to you by

Your issues matter to us.

Facing a tech roadblock? Get the help and guidance you need from experienced professionals who care. Ask your question anytime, anywhere, with no hassle.

Start your 7-day free trial
TheMakAuthor Commented:
I am still looking for Math captcha and might be more interesting what I got. Please provide me some more help on math captcha ways..

Regards,
0
It's more than this solution.Get answers and train to solve all your tech problems - anytime, anywhere.Try it for free Edge Out The Competitionfor your dream job with proven skills and certifications.Get started today Stand Outas the employee with proven skills.Start learning today for free Move Your Career Forwardwith certification training in the latest technologies.Start your trial today
.NET Programming

From novice to tech pro — start learning today.