Getting Started with BotDetect ASP.NET CAPTCHA (BotDetect v3.0; deprecated)

Integrating BotDetect ASP.NET CAPTCHA

There are online resources available that can help you get quickly started with BotDetect ASP.NET Captcha protection.

CAPTCHA Integration Crash Course

The BotDetect ASP.NET Developer Crash Course contains key integration steps.


After downloading and installing BotDetect, you can run the ASP.NET Captcha code samples from the Start Menu: Start → Programs → Lanapsoft → BotDetect 3 CAPTCHA Component v ASP.NET → ASP.NET <DOTNETVERSION> Samples → Run .NET <DOTNETVERSION> Samples.

BotDetect ASP.NET CAPTCHA Integration Guides & Samples

The fastest way to add Captcha protection to your ASP.NET form is to follow the how to guide for your Captcha integration scenario and check the relevant code samples:

ASP.NET WebForms CAPTCHA Integration


SharePoint CAPTCHA Integration

BotDetect ASP.NET CAPTCHA Configuration Guides & Samples

After you have successfully added BotDetect Captcha protection to your ASP.NET form, you can configure various Captcha options by following the configuration guides and code samples:

Troubleshooting BotDetect ASP.NET CAPTCHA

If you experience any difficulties integrating BotDetect Captcha in your ASP.NET project, we also have resources that might help you find and solve the problem.


You can find answers to many common questions about BotDetect ASP.NET implementation in the BotDetect ASP.NET technical FAQ.

Known BotDetect ASP.NET CAPTCHA Issues

If the FAQ doesn't deal with the situation you are having, you can learn about a few known ASP.NET Captcha issues and their workarounds.

BotDetect ASP.NET Troubleshooting Guide

In case the issue needs detailed debugging, you can consult the how to troubleshoot BotDetect ASP.NET Captcha issues guide.

Free Technical Support

In every case, you can contact our Support Department for help.

Please Note

The information on this page is out of date and applies to a deprecated version of BotDetect™ CAPTCHA (v3.0).

An up-to-date equivalent page for the latest BotDetect Captcha release (v4) is BotDetect v4 Captcha documentation index.

General information about the major improvements in the current BotDetect release can be found at the What's New in BotDetect v4.0 page.