Hiroki Okada

Publication Activity (10 Years)

Years Active: 2005-2023
Publications (10 Years): 24

Top Topics

Integer Arithmetic

Signature Scheme

Top Venues

IACR Cryptol. ePrint Arch.

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

Publications

Toru Nakamura, Hiroki Okada, Kazuhide Fukushima, Takamasa Isohara
Achieving Private Verification in Multi-stakeholder Environment and Application to Stable Matching. ICEIS (1) (2023)
Hiroki Okada, Kazuhide Fukushima, Shinsaku Kiyomoto, Tsuyoshi Takagi
Spherical Gaussian Leftover Hash Lemma via the Rényi Divergence. IACR Cryptol. ePrint Arch. 2023 (2023)
Hiroki Okada, Rachel Player, Simon Pohmann
Homomorphic polynomial evaluation using Galois structure and applications to BFV bootstrapping. IACR Cryptol. ePrint Arch. 2023 (2023)
Hiroki Okada, Rachel Player, Simon Pohmann, Christian Weinert
Towards Practical Doubly-Efficient Private Information Retrieval. IACR Cryptol. ePrint Arch. 2023 (2023)
Hiroki Okada, Kazuhide Fukushima
Revisiting the DFT Test in the NIST SP 800-22 Randomness Test Suite. ICISSP (2023)
Hiroki Okada, Kazuhide Fukushima, Shinsaku Kiyomoto, Tsuyoshi Takagi
Spherical Gaussian Leftover Hash Lemma via the Rényi Divergence. ACNS (1) (2023)
Hiroki Okada, Atsushi Takayasu, Kazuhide Fukushima, Shinsaku Kiyomoto, Tsuyoshi Takagi
pp.1219-1234]. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2) (2022)
Kazuhide Fukushima, Hiroki Okada, Sofiane Takarabt, Amina Korchi, Meziane Hamoud, Khaled Karray, Youssef Souissy, Sylvain Guilley
Side-channel Analysis and Countermeasure for Implementation of Lattice-based Signature. SECRYPT (2022)
Hiroki Okada, Atsushi Takayasu, Kazuhide Fukushima, Shinsaku Kiyomoto, Tsuyoshi Takagi
A Compact Digital Signature Scheme Based on the Module-LWR Problem. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (9) (2021)
Hiroki Okada, Atsushi Takayasu, Kazuhide Fukushima, Shinsaku Kiyomoto, Tsuyoshi Takagi
A Compact Digital Signature Scheme Based on the Module-LWR problem. IACR Cryptol. ePrint Arch. 2021 (2021)
Hiroki Okada, Shinsaku Kiyomoto, Carlos Cid
A Comparison of GKE Protocols based on SIDH. SECRYPT (2021)
Shintaro Narisada, Hiroki Okada, Kazuhide Fukushima, Shinsaku Kiyomoto
Faster Rotation-Based Gauss Sieve for Solving the SVP on General Ideal Lattices. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (1) (2021)
Hiroki Okada, Shinsaku Kiyomoto, Carlos Cid
Integer-Wise Functional Bootstrapping on TFHE: Applications in Secure Integer Arithmetics. Inf. 12 (8) (2021)
Hiroki Okada, Masato Yoshimi, Celimuge Wu, Tsutomu Yoshinaga
A Failsoft Scheme for Mobile Live Streaming by Scalable Video Coding. IEICE Trans. Inf. Syst. (12) (2021)
Hiroki Okada, Atsushi Takayasu, Kazuhide Fukushima, Shinsaku Kiyomoto, Tsuyoshi Takagi
A Compact Digital Signature Scheme Based on the Module-LWR Problem. ICICS (2020)
Hiroki Okada, Atsushi Takayasu, Kazuhide Fukushima, Shinsaku Kiyomoto, Tsuyoshi Takagi
On the Complexity of the LWR-Solving BKW Algorithm. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (1) (2020)
Hiroki Okada, Shinsaku Kiyomoto, Carlos Cid
Integerwise Functional Bootstrapping on TFHE. ISC (2020)
Hiroki Okada, Masato Yoshimi, Celimuge Wu, Tsutomu Yoshinaga
A Peak-Avoidance Scheme for Chasing Playback of Mobile Live Streaming. CANDAR (Workshops) (2020)
Ziyu Zhao, Yutaro Iwmoto, Yuji Tezuka, Hiroki Okada, Kiyosumi Maeda, Atsuyuki Wada, Atsunori Kashiwagi, Yen-Wei Chen
Automatic Segmentation of Visible Epicardium Using Deep Learning in CT Image. ICNC-FSKD (2019)
Hiroki Okada, Atsushi Takayasu, Kazuhide Fukushima, Shinsaku Kiyomoto, Tsuyoshi Takagi
On the Complexity of the LWR-Solving BKW Algorithm. ICISC (2018)
Hiroki Okada, Takayuki Shiroma, Celimuge Wu, Tsutomu Yoshinaga
A Color-Based Cooperative Caching Strategy for Time-Shifted Live Video Streaming. CANDAR Workshops (2018)
Hiroki Okada, Carlos Cid, Seira Hidano, Shinsaku Kiyomoto
Linear Depth Integer-Wise Homomorphic Division. WISTP (2018)
Hiroki Okada, Ken Umeno
Randomness Evaluation With the Discrete Fourier Transform Test Based on Exact Analysis of the Reference Distribution. IEEE Trans. Inf. Forensics Secur. 12 (5) (2017)
Hiroki Okada, Ken Umeno
Randomness Evaluation with the Discrete Fourier Transform Test Based on Exact Analysis of the Reference Distribution. CoRR (2017)
Takayuki Kohri, Tetsuo Sakamaki, Takashi Hasegawa, Hiroki Okada, Hiroyuki Morita, Yuichiro Saito, Tatsuo Ishizuka, Masatsugu Tsuji, Bunyu Ogasawara, Takamasa Ota
Prospective Multicenter Case-Control Study of Telemedicine For Home Medical Care. MedInfo (2013)
Hiroki Okada, Tran Nguyen Trung, Kazuhiko Kinoshita, Koso Murakami, Nariyoshi Yamai
A Cooperative Routing Method for Multiple Overlay Networks. CCNC (2009)
Hiroyoshi Yamada, Hiroki Okada, Yoshio Yamaguchi
Accuracy improvement of ESPRIT-based polarimetric SAR interferometry for forest height estimation. IGARSS (2005)