Briz ASP Captcha

Powerful easy-to-use ActiveX component to generate strong captcha images in your ASP applications. It allows you to stop undesirable automated posting of ASP forms. The generated captcha images are resistant to recognition using computer vision system and OCR technologies, but can be easily read by humans. The component natively supports the classic Pure ASP on 32 and 64 bit Windows systems. Captcha images can be generated on-the-fly and sent directly to the client Web Browser in JPEG or GIF format.

Key features:

strong character encoding to block the character recognition software
export capthca images to GIF and JPEG files
generation images on-the-fly
bulit-in strong encrypted algorithms to safe inputing Capcha value in the web form