Toshihiro Ohigashi

53 papers A* 1B 1C 4Misc 2Journal 28Unranked 17
YearRankTypeTitle / Venue / Authors
2026 — conf
Method for Reducing Atmospheric Turbulence Effects Using Multiple Invisible Laser Irradiation for Dynamic Fake QR Codes.
ICISSP (2)
Ayari Higashiizumi, Dai Itakura, Masayoshi Matsui, Taiga Manabe, Hiroshi Yamamoto, Yoshihisa Takayama, Toshihiro Ohigashi
2025 — conf
A Targeting Attack by Dynamic Fake QR Code Using Invisible Laser Irradiation.
ICISSP (2)
Dai Itakura, Taiga Manabe, Yuki Kamata, Ayana Oku, Hiroshi Yamamoto, Yoshihisa Takayama, Toshihiro Ohigashi
2025 — conf
Attack based on Operational Error caused by Stop-Signal Reaction Time in VR space.
VR Workshops
Ryota Mori, Yoshio Kakizaki, Hironori Nakatani, Akira Kanaoka, Toshihiro Ohigashi
2025 J jnl
Implementation and Evaluation of an Identity-based Encryption with Security Against the KGC.
J. Inf. Process.
Shuntaro Ema, Yuta Sato, Hinata Nishino, Keita Emura, Toshihiro Ohigashi
2025 J jnl
On the effects of neural network-based output prediction attacks on the design of symmetric-key ciphers.
J. Inf. Secur. Appl.
Hayato Watanabe, Ryoma Ito, Toshihiro Ohigashi
2025 J jnl
Re-randomization Attack on the Certificateless Encryption Scheme proposed by Guo et al.
IACR Cryptol. ePrint Arch.
Nobuyuki Sugio, Keita Emura, Toshihiro Ohigashi
2024 C conf
Adversarial Examples with Missing Perturbation Using Laser Irradiation.
ISITA
Daisuke Kosuge, Hayato Watanabe, Taiga Manabe, Yoshihisa Takayama, Toshihiro Ohigashi
2024 C conf
Development of an Outsourcing Password Evaluation System Using Intel SGX.
ISITA
Takeki Kitayama, Yuma Nishihira, Akira Kanaoka, Yoshio Kakizaki, Toshihiro Ohigashi
2024 — conf
On the Effects of Neural Network-Based Output Prediction Attacks on the Design of Symmetric-Key Ciphers.
CSCML
Hayato Watanabe, Ryoma Ito, Toshihiro Ohigashi
2024 J jnl
On the Effects of Neural Network-based Output Prediction Attacks on the Design of Symmetric-key Ciphers.
IACR Cryptol. ePrint Arch.
Hayato Watanabe, Ryoma Ito, Toshihiro Ohigashi
2023 J jnl
A Deeper Look into Deep Learning-based Output Prediction Attacks Using Weak SPN Block Ciphers.
J. Inf. Process.
Hayato Kimura, Keita Emura, Takanori Isobe, Ryoma Ito, Kazuto Ogawa, Toshihiro Ohigashi
2023 — conf
Development of the Edge Computing Platform based on Modular Architecture using Intel SGX.
AsiaJCIS
Yuma Nishihira, Takuya Ishibashi, Yoshio Kakizaki, Toshihiro Ohigashi, Hidenobu Watanabe, Tohru Kondo, Reiji Aibara
2023 J jnl
Editor's Message to Special Issue of Computer Security Technologies for Secure Cyberspace.
J. Inf. Process.
Toshihiro Ohigashi
2022 — conf
Output Prediction Attacks on Block Ciphers Using Deep Learning.
ACNS Workshops
Hayato Kimura, Keita Emura, Takanori Isobe, Ryoma Ito, Kazuto Ogawa, Toshihiro Ohigashi
2022 — conf
Unbounded Revocable Decentralized Multi-Authority Attribute-Based Encryption Supporting Non-monotone Access Structures.
SecITC
Takuya Ishibashi, Toshihiro Ohigashi, Hikaru Tsuchida
2021 J jnl
Detecting Fake QR Codes Using Information from Error-Correction.
J. Inf. Process.
Toshihiro Ohigashi, Shuya Kawaguchi, Kai Kobayashi, Hayato Kimura, Tatsuya Suzuki, Daichi Okabe, Takuya Ishibashi, Hiroshi Yamamoto, Maki Inui, Ryo Miyamoto, Kazuyoshi Furukawa, Tetsuya Izu
2021 — conf
Implementation and Evaluation of an Identity-Based Encryption with Security Against the KGC.
CANDAR (Workshops)
Shuntaro Ema, Yuta Sato, Keita Emura, Toshihiro Ohigashi
2021 J jnl
Output Prediction Attacks on SPN Block Ciphers using Deep Learning.
IACR Cryptol. ePrint Arch.
Hayato Kimura, Keita Emura, Takanori Isobe, Ryoma Ito, Kazuto Ogawa, Toshihiro Ohigashi
2021 C conf
Verifiable Functional Encryption Using Intel SGX.
ProvSec
Tatsuya Suzuki, Keita Emura, Toshihiro Ohigashi, Kazumasa Omote
2020 J jnl
Implementation of a Strongly Robust Identity-Based Encryption Scheme over Type-3 Pairings.
Int. J. Netw. Comput.
Hiroshi Okano, Keita Emura, Takuya Ishibashi, Toshihiro Ohigashi, Tatsuya Suzuki
2020 J jnl
Secure-channel free searchable encryption with multiple keywords: A generic construction, an instantiation, and its implementation.
J. Comput. Syst. Sci.
Keita Emura, Katsuhiko Ito, Toshihiro Ohigashi
2020 J jnl
Verifiable Functional Encryption using Intel SGX.
IACR Cryptol. ePrint Arch.
Tatsuya Suzuki, Keita Emura, Toshihiro Ohigashi, Kazumasa Omote
2019 J jnl
A Generic Construction of Integrated Secure-Channel Free PEKS and PKE and its Application to EMRs in Cloud Storage.
J. Medical Syst.
Tatsuya Suzuki, Keita Emura, Toshihiro Ohigashi
2019 — conf
Development of the Edge Computing Platform with Dynamic Modular Configuration for an IoT Platform.
PACRIM
Tohru Kondo, Hidenobu Watanabe, Kai Kobayashi, Hayato Kimura, Toshihiro Ohigashi
2019 — conf
Implementation of Platform Controller and Process Modules of the Edge Computing for IoT Platform.
PerCom Workshops
Hidenobu Watanabe, Tohru Kondo, Toshihiro Ohigashi
2019 — conf
Implementation of a Strongly Robust Identity-Based Encryption Scheme over Type-3 Pairings.
CANDAR
Hiroshi Okano, Keita Emura, Takuya Ishibashi, Toshihiro Ohigashi, Tatsuya Suzuki
2019 J jnl
Implementation of a Strongly Robust Identity-Based Encryption Scheme over Type-3 Pairings.
IACR Cryptol. ePrint Arch.
Hiroshi Okano, Keita Emura, Takuya Ishibashi, Toshihiro Ohigashi, Tatsuya Suzuki
2019 — conf
Neural-Network-Based Pseudo-Random Number Generator Evaluation Tool for Stream Ciphers.
CANDAR Workshops
Hayato Kimura, Takanori Isobe, Toshihiro Ohigashi
2019 — conf
Password Strength Measurement without Password Disclosure.
AsiaJCIS
Taku Sugai, Toshihiro Ohigashi, Yoshio Kakizaki, Akira Kanaoka
2019 J jnl
Privacy-Preserving Aggregation of Time-Series Data with Public Verifiability from Simple Assumptions and Its Implementations.
Comput. J.
Keita Emura, Hayato Kimura, Toshihiro Ohigashi, Tatsuya Suzuki
2018 C conf
A Generic Construction of Integrated Secure-Channel Free PEKS and PKE.
ISPEC
Tatsuya Suzuki, Keita Emura, Toshihiro Ohigashi
2018 J jnl
Theoretical Understanding of Some Conditional and Joint Biases in RC4 Stream Cipher.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Sonu Jha, Subhadeep Banik, Takanori Isobe, Toshihiro Ohigashi, Santanu Sarkar
2017 — conf
Development of the Edge Computing Platform Based on Functional Modulation Architecture.
COMPSAC (2)
Tohru Kondo, Hidenobu Watanabe, Toshihiro Ohigashi
2017 J jnl
How to Efficiently Exploit Different Types of Biases for Plaintext Recovery of RC4.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Yuhei Watanabe, Takanori Isobe, Toshihiro Ohigashi, Masakatu Morii
2016 Misc conf
Some Proofs of Joint Distributions of Keystream Biases in RC4.
INDOCRYPT
Sonu Jha, Subhadeep Banik, Takanori Isobe, Toshihiro Ohigashi
2015 J jnl
Full Plaintext Recovery Attacks on RC4 Using Multiple Biases.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Toshihiro Ohigashi, Takanori Isobe, Yuhei Watanabe, Masakatu Morii
2014 J jnl
Comprehensive Analysis of Initial Keystream Biases of RC4.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Takanori Isobe, Toshihiro Ohigashi, Yuhei Watanabe, Masakatu Morii
2014 J jnl
Expanding Weak-key Space of RC4.
J. Inf. Process.
Atsushi Nagao, Toshihiro Ohigashi, Takanori Isobe, Masakatu Morii
2014 — conf
Implementation and Evaluation of Secure Outsourcing Scheme for Secret Sharing Scheme on Cloud Storage Services.
COMPSAC Workshops
Toshihiro Ohigashi, Kouji Nishimura, Reiji Aibara, Kouta Yoshida
2013 A* conf
Full Plaintext Recovery Attack on Broadcast RC4.
FSE
Takanori Isobe, Toshihiro Ohigashi, Yuhei Watanabe, Masakatu Morii
2013 B conf
How to Recover Any Byte of Plaintext on RC4.
Selected Areas in Cryptography
Toshihiro Ohigashi, Takanori Isobe, Yuhei Watanabe, Masakatu Morii
2013 J jnl
Slide Property of RAKAPOSHI and Its Application to Key Recovery Attack.
Inf. Media Technol.
Takanori Isobe, Toshihiro Ohigashi, Masakatu Morii
2013 J jnl
Slide Property of RAKAPOSHI and Its Application to Key Recovery Attack.
J. Inf. Process.
Takanori Isobe, Toshihiro Ohigashi, Masakatu Morii
2012 J jnl
Falsification Attacks against WPA-TKIP in a Realistic Environment.
IEICE Trans. Inf. Syst.
Yosuke Todo, Yuki Ozawa, Toshihiro Ohigashi, Masakatu Morii
2012 Misc conf
Slide Cryptanalysis of Lightweight Stream Cipher RAKAPOSHI.
IWSEC
Takanori Isobe, Toshihiro Ohigashi, Masakatu Morii
2011 J jnl
Generalized Classes of Weak Keys on RC4 Using Predictive State.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Ryoichi Teramura, Toshihiro Ohigashi, Hidenori Kuwakado, Masakatu Morii
2010 J jnl
Fast WEP-Key Recovery Attack Using Only Encrypted IP Packets.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Ryoichi Teramura, Yasuo Asakura, Toshihiro Ohigashi, Hidenori Kuwakado, Masakatu Morii
2010 — conf
Supporting USB Devices for the Global Migration.
SAINT
Hidenobu Watanabe, Hajime Masaoka, Toshihiro Ohigashi, Tohru Kondo, Kouji Nishimura, Reiji Aibara
2009 J jnl
A Chosen-IV Key Recovery Attack on Py and Pypy.
IEICE Trans. Inf. Syst.
Takanori Isobe, Toshihiro Ohigashi, Hidenori Kuwakado, Masakatu Morii
2008 J jnl
A Chosen IV Attack Using Phase Shifting Equivalent Keys against DECIM v2.
IACR Cryptol. ePrint Arch.
Hidehiko Nakagami, Ryoichi Teramura, Toshihiro Ohigashi, Hidenori Kuwakado, Masakatu Morii
2008 J jnl
New Weakness in the Key-Scheduling Algorithm of RC4.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Toshihiro Ohigashi, Yoshiaki Shiraishi, Masakatu Morii
2005 — conf
FMS Attack-Resistant WEP Implementation Is Still Broken.
CIS (2)
Toshihiro Ohigashi, Yoshiaki Shiraishi, Masakatu Morii
2003 J jnl
Internal-State Reconstruction of a Stream Cipher RC4.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Yoshiaki Shiraishi, Toshihiro Ohigashi, Masakatu Morii