CMS
2006
14 years 26 days ago
2006
Abstract. Completely Automated Public Turing Test to tell Computers and Humans Apart (CAPTCHA) is a
ICNSC
2007
IEEE
14 years 5 months ago
2007
IEEE
— Today sending spams has turned to be a major problem in the Internet. It is so serious that more than 80% of the transferred emails are spams. As a result, various methods have...