Koji NUIDA


Toward Finite-Runtime Card-Based Protocol for Generating a Hidden Random Permutation without Fixed Points
Yuji HASHIMOTO Koji NUIDA Kazumasa SHINAGAWA Masaki INAMURA Goichiro HANAOKA 
Publication:   
Publication Date: 2018/09/01
Vol. E101-A  No. 9  pp. 1503-1511
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
card-based protocolpermutation without fixed points
 Summary | Full Text:PDF(1.7MB)

Secure Grouping Protocol Using a Deck of Cards
Yuji HASHIMOTO Kazumasa SHINAGAWA Koji NUIDA Masaki INAMURA Goichiro HANAOKA 
Publication:   
Publication Date: 2018/09/01
Vol. E101-A  No. 9  pp. 1512-1524
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
card-based protocolpermutation
 Summary | Full Text:PDF(1.8MB)

Card-Based Protocols Using Regular Polygon Cards
Kazumasa SHINAGAWA Takaaki MIZUKI Jacob C.N. SCHULDT Koji NUIDA Naoki KANAYAMA Takashi NISHIDE Goichiro HANAOKA Eiji OKAMOTO 
Publication:   
Publication Date: 2017/09/01
Vol. E100-A  No. 9  pp. 1900-1909
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
card-based protocolregular polygon cards
 Summary | Full Text:PDF(1.3MB)

Secure Computation Protocols Using Polarizing Cards
Kazumasa SHINAGAWA Takaaki MIZUKI Jacob C. N. SCHULDT Koji NUIDA Naoki KANAYAMA Takashi NISHIDE Goichiro HANAOKA Eiji OKAMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/06/01
Vol. E99-A  No. 6  pp. 1122-1131
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
card-based protocolspolarizing cardssecure computationboolean circuitsrecreational cryptography
 Summary | Full Text:PDF(1.7MB)

An Efficient 2-Secure and Short Random Fingerprint Code and Its Security Evaluation
Koji NUIDA Satoshi FUJITSU Manabu HAGIWARA Hideki IMAI Takashi KITAGAWA Kazuto OGAWA Hajime WATANABE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/01/01
Vol. E92-A  No. 1  pp. 197-206
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Application
Keyword: 
fingerprintc-secure codecollusion attacksecurity analysiswatermarkDRM
 Summary | Full Text:PDF(528.7KB)