Tsuyoshi NISHIOKA


An Experimental Realization of Quantum Cryptosystem
Toshio HASEGAWA Tsuyoshi NISHIOKA Hirokazu ISHIZUKA Jun'ichi ABE Katsuhiro SHIMIZU Mitsuru MATSUI Shigeki TAKEUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/01/01
Vol. E85-A  No. 1  pp. 149-157
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
quantum cryptographykey distributionerror correctionBB84implementation
 Summary | Full Text:PDF(546.1KB)

A Digital Signature Scheme on ID-Based Key-Sharing Infrastructures
Tsuyoshi NISHIOKA Goichiro HANAOKA Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/01/01
Vol. E84-A  No. 1  pp. 214-221
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
key predistribution systemID-based cryptosystemdigital signature
 Summary | Full Text:PDF(223.2KB)

Optimal Unconditionally Secure ID-Based Key Distribution Scheme for Large-Scaled Networks
Goichiro HANAOKA Tsuyoshi NISHIOKA Yuliang ZHENG Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/01/01
Vol. E84-A  No. 1  pp. 222-230
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
key predistribution systemID-based cryptosystemcollusion attack
 Summary | Full Text:PDF(299.1KB)

An Optimization of Credit-Based Payment for Electronic Toll Collection Systems
Goichiro HANAOKA Tsuyoshi NISHIOKA Yuliang ZHENG Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/08/25
Vol. E83-A  No. 8  pp. 1681-1690
Type of Manuscript:  PAPER
Category: Information Security
Keyword: 
credit-based paymentelectronic toll collection systemkey predistribution systemID-based cryptosystemcollusion attack
 Summary | Full Text:PDF(613.8KB)