Cryptology ePrint Archive: Report 2012/689

Available versions in chronological order


Cryptography Using CAPTCHA Puzzles
Abishek Kumarasubramanian and Rafail Ostrovsky and Omkant Pandey and Akshay Wadia
Publication Info: PKC 2013

Cryptography Using CAPTCHA Puzzles
Abishek Kumarasubramanian and Rafail Ostrovsky and Omkant Pandey and Akshay Wadia
Publication Info: PKC 2013

Cryptography Using CAPTCHA Puzzles
Abishek Kumarasubramanian and Rafail Ostrovsky and Omkant Pandey and Akshay Wadia
Publication Info: PKC 2013


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