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IEICE Trans

Koki HAMADA

Study on Record Linkage of Anonymizied Data
Hiroaki KIKUCHI Takayasu YAMAGUCHI Koki HAMADA Yuji YAMAOKA Hidenobu OGURI Jun SAKUMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2018/01/01
Vol. E101-A  No. 1  pp. 19-28
Type of Manuscript:  INVITED PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
data privacy, anonymization, re-identification risk, big data, 
 Summary | Full Text:PDF
Password-Based Authentication Protocol for Secret-Sharing-Based Multiparty Computation
Ryo KIKUCHI Koji CHIDA Dai IKARASHI Koki HAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2018/01/01
Vol. E101-A  No. 1  pp. 51-63
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
password, authentication, secret sharing, multiparty computation, 
 Summary | Full Text:PDF
Adaptively and Unconditionally Secure Conversion Protocols between Ramp and Linear Secret Sharing
Ryo KIKUCHI Dai IKARASHI Koki HAMADA Koji CHIDA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/01/01
Vol. E98-A  No. 1  pp. 223-231
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Foundation
Keyword: 
secret sharing scheme, multiparty computation, unconditional security, active security, honest majority, 
 Summary | Full Text:PDF
Secret Sharing with Share-Conversion: Achieving Small Share-Size and Extendibility to Multiparty Computation
Ryo KIKUCHI Koji CHIDA Dai IKARASHI Wakaha OGATA Koki HAMADA Katsumi TAKAHASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/01/01
Vol. E98-A  No. 1  pp. 213-222
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Foundation
Keyword: 
secret sharing scheme, multiparty computation, code-efficiency, 
 Summary | Full Text:PDF