Keyword : CAPTCHA

Robust CAPTCHA Image Generation Enhanced with Adversarial Example Methods
Hyun KWON Hyunsoo YOON Ki-Woong PARK 
Publication:   
Publication Date: 2020/04/01
Vol. E103-D  No. 4 ; pp. 879-882
Type of Manuscript:  LETTER
Category: Information Network
Keyword: 
CAPTCHA, adversarial example, machine learning, deep neural network, 
 Summary | Full Text:PDF
CAPTCHA Image Generation Systems Using Generative Adversarial Networks
Hyun KWON Yongchul KIM Hyunsoo YOON Daeseon CHOI 
Publication:   
Publication Date: 2018/02/01
Vol. E101-D  No. 2 ; pp. 543-546
Type of Manuscript:  LETTER
Category: Information Network
Keyword: 
CAPTCHA, generative adversarial network, deep convolutional network, 
 Summary | Full Text:PDF
Mitigating Dictionary Attacks with Text-Graphics Character CAPTCHAs
Chanathip NAMPREMPRE Matthew N. DAILEY 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/01/01
Vol. E90-A  No. 1 ; pp. 179-186
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Application
Keyword: 
reverse turing test, CAPTCHA, secure shell, password authentication, 
 Summary | Full Text:PDF