Kunihiko MIYAZAKI


Sequential Bitwise Sanitizable Signature Schemes
Goichiro HANAOKA Shoichi HIROSE Atsuko MIYAJI Kunihiko MIYAZAKI Bagus SANTOSO Peng YANG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/01/01
Vol. E94-A  No. 1  pp. 392-404
Type of Manuscript:  PAPER
Category: Cryptography and Information Security
Keyword: 
sanitizable signaturebitwise controlone-way permutationpseudorandom generator
 Summary | Full Text:PDF(645.5KB)

Invisibly Sanitizable Digital Signature Scheme
Kunihiko MIYAZAKI Goichiro HANAOKA Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/01/01
Vol. E91-A  No. 1  pp. 392-402
Type of Manuscript:  PAPER
Category: Cryptography and Information Security
Keyword: 
digital signatureinformation disclosureprivacy issue
 Summary | Full Text:PDF(358.5KB)

Digitally Signed Document Sanitizing Scheme with Disclosure Condition Control
Kunihiko MIYAZAKI Mitsuru IWAMURA Tsutomu MATSUMOTO Ryoichi SASAKI Hiroshi YOSHIURA Satoru TEZUKA Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/01/01
Vol. E88-A  No. 1  pp. 239-246
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Application
Keyword: 
digital signaturedisclosure of official informationprivacy issue
 Summary | Full Text:PDF(365.7KB)

A Threshold Digital Signature Scheme for a Smart Card Based System
Kunihiko MIYAZAKI Kazuo TAKARAGI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/01/01
Vol. E84-A  No. 1  pp. 205-213
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
threshold digital signaturedigital signaturesecret sharing
 Summary | Full Text:PDF(232.8KB)