1)   Lanap BotDetect ASP.NET CAPTCHA 2.0.8.0
Lanapsoft BotDetect - ASP.NET CAPTCHA is a website security component designed to protect your registration and other online forms from automated spam submissions. It generates CAPTCHA images that easily tell bots and humans apart. Sound support.

 2)   BotDetect ASP.NET CAPTCHA 2.0.11.0
BotDetect ASP.NET CAPTCHA component is designed to protect your registration and other online forms from automated spam submissions. It generates CAPTCHA images that easily tell bots and humans apart. Sound support. XHTML 1.1 Strict compliant.