I've been wondering,

Chatterbox: Chirp at Cricket

I've been wondering,

I've been wondering, what is a captcha?


It's a name for the code you're asked to type before submitting a comment, to guard against spam. I think the letters stand for something, but I forget what.


submitted by Curious, CuriousLand
(July 1, 2015 - 2:28 pm)

It stands for Completely Automated Public Turing test to tell Computers and Humans Apart. Turing, like Alan Turing (Imitation game movie.)

submitted by Abigail A., age 14, VT
(July 2, 2015 - 8:56 am)