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CAPTCHAs: Humans vs. Bots
January/February 2008 (vol. 6 no. 1)
pp. 68-70
Aleksey Kolupaev, OCR Research Team
Juriy Ogijenko, OCR Research Team
A close examination of CAPTCHA (Completely Automated Public Turing test to tell Computers and Humans Apart) use and the technology behind it.
Index Terms:
Completely Automated Public Turing test to tell Computers and Humans Apart, CAPTCHA, optional character recognition, cryptography, Crypto Corner
Citation:
Aleksey Kolupaev, Juriy Ogijenko, "CAPTCHAs: Humans vs. Bots," IEEE Security & Privacy, vol. 6, no. 1, pp. 68-70, Jan.-Feb. 2008, doi:10.1109/MSP.2008.6
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