发明申请
US20090012855A1 SYSTEM AND METHOD OF USING CAPTCHAS AS ADS 审中-公开
使用CAPTCHAS作为ADS的系统和方法

SYSTEM AND METHOD OF USING CAPTCHAS AS ADS
摘要:
A method of using advertisements in a Completely Automatic Public Turing test to tell Computers and Humans Apart (CAPTCHA) challenge/response transaction. In accordance with one aspect, a server allows access to some resource if the response to the ad/CAPTCHA challenge is an acceptable response.
信息查询
0/0