Completely Automated Public Turing test to tell Computers and Humans Apart

Familiar with these? Yeah, these are the images that appear on gmail when you enter your email id/password incorrect for more than 3 times. You see similar “images” while downloading stuff from rapidshare and posting links on orkut. These are called CAPTCHA images. Captcha stands for Completely Automated Public Turing test to tell Computers and Humans Apart. As the name goes, it aims at developing tests (in the form of images) so as to prevent…Read More >>

~ by punjrashtra on July 9, 2008.