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- Kazuma Ohara
Kazuma Ohara
Biography
2008 – 2012 Bachelor’s degree in engineering, the University of Electro Communications
2012 – 2014 Master’s degree in engineering, the University of Electro-Communications
2014 – 2019 Researcher at NEC Corporation, Central Research Laboratories
2017 – 2019 Ph.D. degree in engineering, the University of Electro-Communications
2020 Joined the National Institute of Advanced Industrial Science and Technology (AIST)
Since 2022,Kazuma Ohara has been a Senior Researcher in Cryptography Platform Research Team, National Institute of Advanced Industrial Science and Technology (AIST).
Selected Publication
- Nuttapong Attrapadung, Goichiro Hanaoka, Takahiro Matsuda, Hiraku Morita, Kazuma Ohara, Jacob C. N. Schuldt, Tadanori Teruya, Kazunari Tozawa. "Oblivious Linear Group Actions and Applications", ACM CCS 2021, pp.630-650, 2021.
- Kazuma Ohara, Yohei Watanabe, Mitsugu Iwamoto, Kazuo Ohta. "Multi-Party Computation for Modular Exponentiation based on Replicated Secret Sharing" IEICE Transactions, Vol.E102-A, No.9, pp.1079-1090, 2019.
- Toshinori Araki, Assi Barak, Jun Furukawa, Marcel Keller, Yehuda Lindell, Kazuma Ohara, Hikaru Tsuchida. "Generalizing the SPDZ Compiler For Other Protocols", ACM CCS 2018, pp.880-895, 2018.
- Toshinori Araki, Assi Barak, Jun Furukawa, Yehuda Lindell, Ariel Nof, Kazuma Ohara. "Optimized Honest-Majority MPC for Malicious Adversaries ? Breaking the 1 Billion-Gate Per Second Barrier", IEEE S&P 2017, pp.843-862, 2017.
- Toshinori Araki, Jun Furukawa, Yehuda Lindell, Ariel Nof, Kazuma Ohara. "High-Throughput Semi-Honest Secure Three-Party Computation with an Honest Majority", ACM CCS 2016, pp.805-817, 2016.
Websites
- Homepage : https://sites.google.com/view/kazumaohara/
- DBLP : https://dblp.org/pid/130/3617.html
- Google Scholar : https://scholar.google.com/citations?hl=en&user=IgZg_J0AAAAJ
Awards
- Megurokai award, Megurokai (The University of Electro-Communications alumni association), 2011
- SCIS award, SCIS 2014, 2014
- ACM CCS The Best Paper Award, ACM CCS2016, 2016
- CSS2019 Encouragement Research Award, Computer Security Symposium 2019, 2019
- CSS2020 Encouragement Research Award, Computer Security Symposium 2020, 2020