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IEICE Trans

Hiraku MORITA

Constant-Round Client-Aided Two-Server Secure Comparison Protocol and Its Applications
Hiraku MORITA Nuttapong ATTRAPADUNG Tadanori TERUYA Satsuya OHATA Koji NUIDA Goichiro HANAOKA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2020/01/01
Vol. E103-A  No. 1  pp. 21-32
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
multi-party computation, client-server model, client-aided method, less-than comparison, constant rounds, GMW secret sharing, 
 Summary | Full Text:PDF
On the Security of Non-Interactive Key Exchange against Related-Key Attacks
Hiraku MORITA Jacob C.N. SCHULDT Takahiro MATSUDA Goichiro HANAOKA Tetsu IWATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2017/09/01
Vol. E100-A  No. 9  pp. 1910-1923
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
related-key attacks, Non-Interactive Key Exchange, Diffie-Hellman key exchange scheme, 
 Summary | Full Text:PDF
On the Security of Schnorr Signatures, DSA, and ElGamal Signatures against Related-Key Attacks
Hiraku MORITA Jacob C.N. SCHULDT Takahiro MATSUDA Goichiro HANAOKA Tetsu IWATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2017/01/01
Vol. E100-A  No. 1  pp. 73-90
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
related-key attacks, Schnorr signatures, DSA, ElGamal signatures., 
 Summary | Full Text:PDF