NuCaptcha, the recently launched video captcha technology, is rolling out a new offering tonight: NuCaptcha Engage. Like the startup's previous product, the platform uses video to determine if people are really human but adds a twist in the form of brand advertising.

Captchas are security questions you find on Web sites that require you to decipher and type words or numbers and detects whether the user is a human or a spambot. Most Captchas you see are transcription, text-based Captchas. NuCaptcha is trying to disrupt the space by adding video to the mix.

Read More:
http://techcrunch.com/2010/10/24/captchas-ads-nucaptcha-engage/