Toshiyuki ISSHIKI


Privacy-Preserving Fingerprint Authentication Resistant to Hill-Climbing Attacks
Haruna HIGO Toshiyuki ISSHIKI Kengo MORI Satoshi OBANA 
Publication:   
Publication Date: 2018/01/01
Vol. E101-A  No. 1  pp. 138-148
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
biometric authenticationfingerprint minutiaehill-climbing attackprivacy-preserving technology
 Summary | Full Text:PDF(1.6MB)

A Rational Secret-Sharing Scheme Based on RSA-OAEP
Toshiyuki ISSHIKI Koichiro WADA Keisuke TANAKA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/01/01
Vol. E93-A  No. 1  pp. 42-49
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Public Key Cryptography
Keyword: 
secret sharinggame theoryfairnessRSAOAEP
 Summary | Full Text:PDF(201.3KB)

An Efficient Anonymous Group Identification Scheme with Short Secret Keys
Toshiyuki ISSHIKI Keisuke TANAKA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/03/01
Vol. E87-A  No. 3  pp. 757-760
Type of Manuscript:  LETTER
Category: Information Security
Keyword: 
group identificationanonymityprotocoldiscrete logarithm
 Summary | Full Text:PDF(89KB)