Eisuke Koizumi

According to our database, Eisuke Koizumi authored at least 11 papers between 2008 and 2021.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2021

On a Relation between Knowledge-of-Exponent Assumptions and the DLog vs. CDH Question.

Firas Kraiem, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021

2018

A Construction of Cramer-Shoup Like Encryption Protocols Based on the Anshel-Anshel-Goldfeld Key Exchange Protocol.

Shuji Isobe, Jun-ya Iwazaki, Eisuke Koizumi, Atsushi Suda

Proceedings of the Sixth International Symposium on Computing and Networking, 2018

2017

Autoreducibility and Completeness for Partial Multivalued Functions.

Shuji Isobe, Eisuke Koizumi

IEICE Trans. Inf. Syst., 2017

A Method for Constructing an Autonomous Decentralized P2P Storage with High Confidentiality and Reliability.

Masayuki Fukumitsu, Shingo Hasegawa, Shuji Isobe, Jun-ya Iwazaki, Eisuke Koizumi, Masao Sakai

Proceedings of the Fifth International Symposium on Computing and Networking, 2017

2016

A construction of attribute-based aggregate signatures.

Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya, Ryo Takahashi

Proceedings of the 2016 International Symposium on Information Theory and Its Applications, 2016

2015

A Strengthened Security Notion for Password-Protected Secret Sharing Schemes.

Shingo Hasegawa, Shuji Isobe, Jun-ya Iwazaki, Eisuke Koizumi, Hiroki Shizuya

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2015

2014

On the Complexity of Computing Discrete Logarithms over Algebraic Tori.

Shuji Isobe, Eisuke Koizumi, Yuji Nishigaki, Hiroki Shizuya

IEICE Trans. Inf. Syst., 2014

Password-protected secret-sharing schemes without random oracles.

Shingo Hasegawa, Shuji Isobe, Jun-ya Iwazaki, Eisuke Koizumi, Hiroki Shizuya

Proceedings of the International Symposium on Information Theory and its Applications, 2014

2013

On the Length-Decreasing Self-Reducibility and the Many-One-Like Reducibilities for Partial Multivalued Functions.

Ji-Won Huh, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya

IEICE Trans. Inf. Syst., 2013

Toward Separating the Strong Adaptive Pseudo-freeness from the Strong RSA Assumption.

Masayuki Fukumitsu, Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya

Proceedings of the Information Security and Privacy - 18th Australasian Conference, 2013

2008

Making Cryptographic Primitives Harder.

Shingo Hasegawa, Hiroyuki Hatanaka, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008