Research Achievements - Original paper -

A functional cryptosystem using a group action

A.Yamamura

Journal of the National Institute of Information and Communications Technology   52   101   2005.01

Research paper (journal)  

Sungroup membership problem and its applications to infromation security

A.Yamamura, T.Saito

Journal of the National Institute of Information and Communications Technology   52   89 - 99   2005.01

Research paper (journal)  

Anonymous password-based authenticated key exchange

D.Q.Viet, A.Yamamura, H.Tanaka

Indocrypt 2005, LNCS, Springer-Verlag   3797   244 - 257   2005.01

Research paper (journal)  

Evaluation and Improvement of the TEMPEST Fonts

H.Tanaka, O.Takizawa, A.Yamamura

WISA2004, LNCS, Springer-Verlag   3325   457 - 469   2004.01

Research paper (journal)  

A class of inverse monoids acting on ordered forests

Akihiro Yamamura

Journal of Algebra   281   15 - 67   2004.01  [Refereed]

Research paper (journal)   Single author

DOI

Subgroup membership problems and applications to information security

A.Yamamura, T.Saito

Scientiae Mathematicae Japonicae   57   25 - 41   2003.01

Research paper (journal)  

A key agreement protocol securer than DLOG

Akihiro Yamamura, Kaoru Kurosawa

International Conference on Words, Languages and Combinatorics III, World Scientific ( World Scientific )    450 - 465   2003.01  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Formal language theoretical approach to secret sharing schemes

O.Takizawa, A.Yamamura

数理解析研究所講究録   1268   40 - 46   2002.01

Research paper (journal)  

Embedding theorems for groups presented via partial automorphisms

A.Yamamura

Third International Algebraic Conference in the Ukraine, Natsional. Akad. Nauk Ukrani, Inst. Mat., Kiev     364 - 376   2002.01

Research paper (journal)  

Embedding theorems for groups presented via partial automorphisms: A generalization of semidirect products and HNN extensions

Akihiro Yamamura

International Journal of Algebra and Computations   12   51 - 84   2002.01  [Refereed]

Research paper (journal)   Single author

DOI

The decision Diffie-Hellman assumption and the quadratic residuosity assumption

T.Saito, T.Koshiba, A.Yamamura

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences   E84-A   165 - 171   2001.01

Research paper (journal)  

Error detection and authentication in quantum key distribution

A.Yamamura, H.Ishizuka

ACISP2001, LNCS, Springer-Verlag   2119   2001.01

Research paper (journal)  

Private information retrieval based on the subgroup membership problem

A.Yamamura, T.Saito

ACISP2001, LNCS, Springer-Verlag   2119   206 - 220   2001.01

Research paper (journal)  

Subgroup membership problems ans its applications to information security

A.Yamamura

数理解析研究所講究録   1222   64   2001.01

Research paper (journal)  

Van Kampen diagrams and E-unitary coextensions

A.Yamamura

数理解析研究所講究録   1222   74 - 82   2001.01

Research paper (journal)  

Presentations of Bruck-Reilly extensions and decision problems

A.Yamamura

Semigroup Forum   62   79 - 97   2001.01  [Refereed]

Research paper (journal)   Single author

DOI

Locally full HNN extensions of inverse semigroups

A.Yamamura

Journal of Australian Mathematics Society   70   235 - 272   2001.01

Research paper (journal)  

Generic algorithms and key agreement protocols based on group actions

A.Yamamura, K.Kurosawa

ISAAC2001, LNCS, Springer-Verlag   2223   208 - 218   2001.01

Research paper (journal)  

Quantum cryptoanalysis of block ciphers

A.Yamamura, H.Ishizuka

数理解析研究所講究録   1166   235 - 243   2000.01

Research paper (journal)  

A functional cryptosystem using a group action

A.Yamamura

ACISP99, LNCS, Springer-Verlag   1578   314 - 325   1999.01

Research paper (journal)