Harunaga Hiwatari

According to our database, Harunaga Hiwatari authored at least 11 papers between 2006 and 2018.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2018

Inverse gating for low energy encryption.

Subhadeep Banik, Andrey Bogdanov, Francesco Regazzoni, Takanori Isobe, Harunaga Hiwatari, Toru Akishita

Proceedings of the 2018 IEEE International Symposium on Hardware Oriented Security and Trust, 2018

2016

Round gating for low energy block ciphers.

Subhadeep Banik, Andrey Bogdanov, Francesco Regazzoni, Takanori Isobe, Harunaga Hiwatari, Toru Akishita

Proceedings of the 2016 IEEE International Symposium on Hardware Oriented Security and Trust, 2016

2015

Midori: A Block Cipher for Low Energy (Extended Version).

Subhadeep Banik, Andrey Bogdanov, Takanori Isobe, Kyoji Shibutani, Harunaga Hiwatari, Toru Akishita, Francesco Regazzoni

IACR Cryptol. ePrint Arch., 2015

Midori: A Block Cipher for Low Energy.

Subhadeep Banik, Andrey Bogdanov, Takanori Isobe, Kyoji Shibutani, Harunaga Hiwatari, Toru Akishita, Francesco Regazzoni

Proceedings of the Advances in Cryptology - ASIACRYPT 2015 - 21st International Conference on the Theory and Application of Cryptology and Information Security, Auckland, New Zealand, November 29, 2015

2011

Very Compact Hardware Implementations of the Blockcipher CLEFIA.

Toru Akishita, Harunaga Hiwatari

Proceedings of the Selected Areas in Cryptography - 18th International Workshop, 2011

On Provable Security of UOV and HFE Signature Schemes against Chosen-Message Attack.

Koichi Sakumoto, Taizo Shirai, Harunaga Hiwatari

Proceedings of the Post-Quantum Cryptography - 4th International Workshop, 2011

Public-Key Identification Schemes Based on Multivariate Quadratic Polynomials.

Koichi Sakumoto, Taizo Shirai, Harunaga Hiwatari

Proceedings of the Advances in Cryptology - CRYPTO 2011, 2011

Piccolo: An Ultra-Lightweight Blockcipher.

Kyoji Shibutani, Takanori Isobe, Harunaga Hiwatari, Atsushi Mitsuda, Toru Akishita, Taizo Shirai

Proceedings of the Cryptographic Hardware and Embedded Systems - CHES 2011 - 13th International Workshop, Nara, Japan, September 28, 2011

2009

Multi-recipient Public-Key Encryption from Simulators in Security Proofs.

Harunaga Hiwatari, Keisuke Tanaka, Tomoyuki Asano, Koichi Sakumoto

Proceedings of the Information Security and Privacy, 14th Australasian Conference, 2009

2008

Efficient Dynamic Broadcast Encryption and Its Extension to Authenticated Dynamic Broadcast Encryption.

Masafumi Kusakawa, Harunaga Hiwatari, Tomoyuki Asano, Seiichi Matsuda

Proceedings of the Cryptology and Network Security, 7th International Conference, 2008

2006

A Cramer-Shoup Variant Related to the Quadratic Residuosity Problem.

Harunaga Hiwatari, Keisuke Tanaka

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006