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IEICE Trans

Kazuo TAKARAGI

Secure Revocation Features in eKYC - Privacy Protection in Central Bank Digital Currency
Kazuo TAKARAGI Takashi KUBOTA Sven WOHLGEMUTH Katsuyuki UMEZAWA Hiroki KOYANAGI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2023/03/01
Vol. E106-A  No. 3  pp. 325-332
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
eKYC, central bank digital currency, privacy, PKI, anonymous credential, zero-knowledge range proof, 
 Summary | Full Text:PDF
Privacy-Enhancing Trust Infrastructure for Process Mining
Sven WOHLGEMUTH Kazuo TAKARAGI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2018/01/01
Vol. E101-A  No. 1  pp. 149-156
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
resilience, risk management, safety, accountability, open data, 
 Summary | Full Text:PDF
FOREWORD
Kazuo TAKARAGI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/01/01
Vol. E93-A  No. 1  pp. 1-2
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF
Generalized Powering Functions and Their Application to Digital Signatures
Hisayoshi SATO Tsuyoshi TAKAGI Satoru TEZUKA Kazuo TAKARAGI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/01/01
Vol. E89-A  No. 1  pp. 81-89
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Digital Signature
Keyword: 
factoring, RSA, modular powering function, digital signature, 
 Summary | Full Text:PDF
A New Keystream Generator MUGI
Dai WATANABE Soichi FURUYA Hirotaka YOSHIDA Kazuo TAKARAGI Bart PRENEEL 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/01/01
Vol. E87-A  No. 1  pp. 37-45
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Symmetric Cipher
Keyword: 
keystream generator, stream cipher, PANAMA, re-synchronization attack, related-key attack, 
 Summary | Full Text:PDF
Integrity-Aware Mode of Stream Cipher
Soichi FURUYA Dai WATANABE Yoichi SETO Kazuo TAKARAGI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/01/01
Vol. E85-A  No. 1  pp. 58-65
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
stream cipher, modes of operation, perfect secrecy, message authenticity, 
 Summary | Full Text:PDF
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 signature, digital signature, secret sharing, 
 Summary | Full Text:PDF
Group Cipher System for Intranet Security
Hiromichi ITO Seiichi SUSAKI Masato ARAI Minoru KOIZUMI Kazuo TAKARAGI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/01/25
Vol. E81-A  No. 1  pp. 28-34
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
information security, group-oriented cipher, smart card, intranet, 
 Summary | Full Text:PDF
On Differential Cryptanalysis
Kazuo TAKARAGI Kazuo HASHIMOTO Tsutomu NAKAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1991/08/25
Vol. E74-A  No. 8  pp. 2153-2159
Type of Manuscript:  Special Section PAPER (Special Issue on Cryptography and Information Security)
Category: 
Keyword: 
 Summary | Full Text:PDF