Ryohei Tatsuda, Hisaaki Yamaba, Kentaro Aburada, Tetsuro Katayama, Mirang Park, Norio Shiratori, Naonobu Okazaki. An Examination of CAPTCHA for Tolerance of Relay Attacks and Automated Attacks. In Leonard Barolli, Fatos Xhafa, Nadeem Javaid, Evjola Spaho, Vladi Kolici, editors, Advances in Internet, Data & Web Technologies, The 6th International Conference on Emerging Internet, Data & Web Technologies, EIDWT-2018, Tirana, Albania, March 15-17, 2018. Volume 17 of Lecture Notes on Data Engineering and Communications Technologies, pages 870-879, Springer, 2018.
Abstract is missing.