| 2020 | ISIT | Aggregate Message Authentication Codes with Detecting Functionality from Biorthogonal Codes. | Yoshinori Ogawa, Shingo Sato, Junji Shikata, Hideki Imai |
| 2014 | ISITA | In search of secure domain parameters under strong diffie-hellman and related assumptions. | SeongHan Shin, Kazukuni Kobara, Hideki Imai |
| 2013 | SECRYPT | Partially Wildcarded Attribute-based Encryption and Its Efficient Construction. | Go Ohtake, Yuki Hironaka, Kenjiro Kai, Yosuke Endo, Goichiro Hanaoka, Hajime Watanabe, Shota Yamada, Kohei Kasamatsu, Takashi Yamakawa, Hideki Imai |
| 2012 | ICISC | Ciphertext Policy Multi-dimensional Range Encryption. | Kohei Kasamatsu, Takahiro Matsuda, Goichiro Hanaoka, Hideki Imai |
| 2012 | ISITA | HB | Xuedi Song, Kazukuni Kobara, Kentaro Imafuku, Hideki Imai |
| 2012 | ISITA | Quantum key distribution using Mean King problem with modified measurement schemes. | Masakazu Yoshida, Takayuki Miyadera, Hideki Imai |
| 2012 | SCN | Time-Specific Encryption from Forward-Secure Encryption. | Kohei Kasamatsu, Takahiro Matsuda, Keita Emura, Nuttapong Attrapadung, Goichiro Hanaoka, Hideki Imai |
| 2011 | ISIT | Spatially coupled quasi-cyclic quantum LDPC codes. | Manabu Hagiwara, Kenta Kasai, Hideki Imai, Kohichi Sakaniwa |
| 2011 | ISIT | Non-binary quasi-cyclic quantum LDPC codes. | Kenta Kasai, Manabu Hagiwara, Hideki Imai, Kohichi Sakaniwa |
| 2010 | FC | A Note on a Fatal Error of Optimized LFC Private Information Retrieval Scheme and Its Corrected Results. | Jin Tamura, Kazukuni Kobara, Hanane Fathi, Hideki Imai |
| 2010 | GLOBECOM | Privacy Enhanced RFID Using Quasi-Dyadic Fix Domain Shrinking. | Tomohiro Sekino, Yang Cui, Kazukuni Kobara, Hideki Imai |
| 2010 | GLOBECOM | Practical Searching over Encrypted Data by Private Information Retrieval. | Rei Yoshida, Yang Cui, Tomohiro Sekino, Rie Shigetomi, Akira Otsuka, Hideki Imai |
| 2010 | ISIT | LDPC codes with fixed initialization decoding over binary symmetric channel. | Manabu Hagiwara, Marc P. C. Fossorier, Hideki Imai |
| 2010 | ISITA | A Security evaluation of certain stream ciphers which involve randomness and coding. | Miodrag J. Mihaljevic, Hideki Imai |
| 2010 | ISITA | A generic weakness of the k-normal Boolean functions exposed to dedicated algebraic attack. | Miodrag J. Mihaljevic, Sugata Gangopadhyay, Goutam Paul, Hideki Imai |
| 2010 | ISITA | A low complexity authentication protocol based on pseudorandomness, randomness and homophonic coding. | Miodrag J. Mihaljevic, Hajime Watanabe, Hideki Imai |
| 2010 | ISITA | How to distinguish on-line dictionary attacks and password mis-typing in two-factor authentication. | Yasunori Onda, SeongHan Shin, Kazukuni Kobara, Hideki Imai |
| 2010 | ISITA | On the security of the quantum key distribution using the Mean King Problem. | Masakazu Yoshida, Takayuki Miyadera, Hideki Imai |
| 2010 | WISA | Round-Optimal Deniable Ring Authentication in the Presence of Big Brother. | Rafael Dowsley, Goichiro Hanaoka, Hideki Imai, Anderson C. A. Nascimento |
| 2009 | ACNS | Dual-Policy Attribute Based Encryption. | Nuttapong Attrapadung, Hideki Imai |
| 2009 | CCS | A generic construction of useful client puzzles. | Rui Zhang, Goichiro Hanaoka, Hideki Imai |
| 2009 | ICICS | An Image Sanitizing Scheme Using Digital Watermarking. | Masatoshi Noguchi, Manabu Inuma, Rie Shigetomi, Hideki Imai |
| 2009 | Pairing | Conjunctive Broadcast and Attribute-Based Encryption. | Nuttapong Attrapadung, Hideki Imai |
| 2009 | WCNC | Lightweight broadcast authentication protocols reconsidered. | Shigenori Yamakawa, Yang Cui, Kazukuni Kobara, Hideki Imai |
| 2008 | GLOBECOM | New Attestation Based Security Architecture for In-Vehicle Communication. | Hisashi Oguma, Akira Yoshioka, Makoto Nishikawa, Rie Shigetomi, Akira Otsuka, Hideki Imai |
| 2008 | ICISC | Simple CCA-Secure Public Key Encryption from Any Non-Malleable Identity-Based Encryption. | Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura, Hideki Imai |
| 2008 | IWSEC | Chosen Ciphertext Secure Public Key Encryption with a Simple Structure. | Goichiro Hanaoka, Hideki Imai, Kazuto Ogawa, Hajime Watanabe |
| 2007 | ASIACRYPT | Bounded CCA2-Secure Encryption. | Ronald Cramer, Goichiro Hanaoka, Dennis Hofheinz, Hideki Imai, Eike Kiltz, Rafael Pass, Abhi Shelat, Vinod Vaikuntanathan |
| 2007 | CANS | Generic Combination of Public Key Encryption with Keyword Search and Public Key Encryption. | Rui Zhang, Hideki Imai |
| 2007 | FC | An Efficient Aggregate Shuffle Argument Scheme. | Jun Furukawa, Hideki Imai |
| 2007 | FSE | Algebraic Cryptanalysis of 58-Round SHA-1. | Makoto Sugita, Mitsuru Kawazoe, Ludovic Perret, Hideki Imai |
| 2007 | INDOCRYPT | Trade-Off Traitor Tracing. | Kazuto Ogawa, Go Ohtake, Goichiro Hanaoka, Hideki Imai |
| 2007 | ISIT | Decimation-Based Fast Correlation Attack. | Marc P. C. Fossorier, Miodrag J. Mihaljevic, Hideki Imai |
| 2007 | ISIT | Quantum Quasi-Cyclic LDPC Codes. | Manabu Hagiwara, Hideki Imai |
| 2007 | IWSEC | A Secure Threshold Anonymous Password-Authenticated Key Exchange Protocol. | SeongHan Shin, Kazukuni Kobara, Hideki Imai |
| 2007 | KES | A Practical Provider Authentication System for Bidirectional Broadcast Service. | Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura, Hideki Imai |
| 2007 | KES | Anonymous Pay-TV System with Secure Revenue Sharing. | Kazuto Ogawa, Goichiro Hanaoka, Kazukuni Kobara, Kanta Matsuura, Hideki Imai |
| 2007 | PERCOM | Lightweight Asymmetric Privacy-Preserving Authentication Protocols Secure against Active Attack. | Yang Cui, Kazukuni Kobara, Kanta Matsuura, Hideki Imai |
| 2007 | PIMRC | Protocols for Authenticated Anonymous Communications. | Hanane Fathi, SeongHan Shin, Kazukuni Kobara, Hideki Imai |
| 2007 | ProvSec | Formal Security Treatments for Signatures from Identity-Based Encryption. | Yang Cui, Eiichiro Fujisaki, Goichiro Hanaoka, Hideki Imai, Rui Zhang |
| 2007 | ProvSec | A CDH-Based Strongly Unforgeable Signature Without Collision Resistant Hash Function. | Takahiro Matsuda, Nuttapong Attrapadung, Goichiro Hanaoka, Kanta Matsuura, Hideki Imai |
| 2007 | WISA | Comparative Studies in Key Disagreement Correction Process on Wireless Key Agreement System. | Toru Hashimoto, Takashi Itoh, Masazumi Ueba, Hisato Iwai, Hideichi Sasaoka, Kazukuni Kobara, Hideki Imai |
| 2006 | ACISP | Tag-KEM from Set Partial Domain One-Way Permutations. | Masayuki Abe, Yang Cui, Hideki Imai, Kaoru Kurosawa |
| 2006 | ACISP | Generic Transforms to Acquire CCA-Security for Identity Based Encryption: The Cases of FOpkc and REACT. | Takashi Kitagawa, Peng Yang, Goichiro Hanaoka, Rui Zhang, Hajime Watanabe, Kanta Matsuura, Hideki Imai |
| 2006 | ACISP | Adaptively Secure Traitor Tracing Against Key Exposure and Its Application to Anywhere TV Service. | Kazuto Ogawa, Goichiro Hanaoka, Hideki Imai |
| 2006 | ASIACRYPT | Forward-Secure and Searchable Broadcast Encryption with Short Ciphertexts and Private Keys. | Nuttapong Attrapadung, Jun Furukawa, Hideki Imai |
| 2006 | CANS | Efficient Identity-Based Encryption with Tight Security Reduction. | Nuttapong Attrapadung, Jun Furukawa, Takeshi Gomi, Goichiro Hanaoka, Hideki Imai, Rui Zhang |
| 2006 | CCS | Digitally signed document sanitizing scheme based on bilinear maps. | Kunihiko Miyazaki, Goichiro Hanaoka, Hideki Imai |
| 2006 | CIS | An Elliptic Curve Based Authenticated Key Agreement Protocol for Wireless Security. | SeongHan Shin, Kazukuni Kobara, Hideki Imai |
| 2006 | GLOBECOM | A New Security Architecture for Personal Networks. | SeongHan Shin, Hanane Fathi, Mohamed Imine, Kazukuni Kobara, Neeli R. Prasad, Hideki Imai |
| 2006 | ICALP | An Efficient Compiler from | Jun Furukawa, Kaoru Kurosawa, Hideki Imai |
| 2006 | ICICS | Hierarchical Key Assignment for Black-Box Tracing with Efficient Ciphertext Size. | Tatsuyuki Matsushita, Hideki Imai |
| 2006 | INDOCRYPT | An Algorithm for Solving the LPN Problem and Its Application to Security Evaluation of the HB Protocols for RFID Authentication. | Marc P. C. Fossorier, Miodrag J. Mihaljevic, Hideki Imai, Yang Cui, Kanta Matsuura |
| 2006 | INDOCRYPT | Efficient Shared-Key Authentication Scheme from Any Weak Pseudorandom Function. | Ryo Nojima, Kazukuni Kobara, Hideki Imai |
| 2006 | ISIT | Bit Commitment over Gaussian Channels. | Joo Barros, Hideki Imai, Anderson C. A. Nascimento, Stefan Skludarek |
| 2006 | ISIT | On the Oblivious Transfer Capacity of the Erasure Channel. | Hideki Imai, Kirill Morozov, Anderson C. A. Nascimento |
| 2006 | ISIT | Efficient Protocols Achieving the Commitment Capacity of Noisy Correlations. | Hideki Imai, Kirill Morozov, Anderson C. A. Nascimento, Andreas J. Winter |
| 2006 | LATIN | Relations Among Notions of Security for Identity Based Encryption Schemes. | Nuttapong Attrapadung, Yang Cui, David Galindo, Goichiro Hanaoka, Ichiro Hasuo, Hideki Imai, Kanta Matsuura, Peng Yang, Rui Zhang |
| 2006 | PIMRC | A Leakage-Resilient and Forward-Secure Authenticated Key Exchange Protocol for Private Personal Area Networks. | SeongHan Shin, Mohamed Imine, Hanane Fathi, Kazukuni Kobara, Neeli R. Prasad, Hideki Imai |
| 2006 | PKC | Parallel Key-Insulated Public Key Encryption. | Goichiro Hanaoka, Yumiko Hanaoka, Hideki Imai |
| 2006 | SMC | Next Wireless Security Architecture for MJPv6. | Hanane Fathi, SeongHan Shin, Kazukuni Kobara, Hideki Imai |
| 2006 | SMC | Lightweight Privacy for Ubiquitous Devices. | Akira Otsuka, Rie Shigetomi, Hideki Imai |
| 2006 | SMC | Privacy Enhanced and Light Weight RFID System without Tag Synchronization and Exhaustive Search. | Masataka Suzuki, Kazukuni Kobara, Hideki Imai |
| 2005 | ACISP | An Efficient Group Signature Scheme from Bilinear Maps. | Jun Furukawa, Hideki Imai |
| 2005 | ACNS | IDS False Alarm Reduction Using Continuous and Discontinuous Patterns. | Abdulrahman Alharby, Hideki Imai |
| 2005 | ACNS | Efficient and Leakage-Resilient Authenticated Key Transport Protocol Based on RSA. | SeongHan Shin, Kazukuni Kobara, Hideki Imai |
| 2005 | ACNS | Short Signature and Universal Designated Verifier Signature Without Random Oracles. | Rui Zhang, Jun Furukawa, Hideki Imai |
| 2005 | ASIACRYPT | Graph-Decomposition-Based Frameworks for Subset-Cover Broadcast Encryption and Efficient Instantiations. | Nuttapong Attrapadung, Hideki Imai |
| 2005 | ASIACRYPT | Identity-Based Hierarchical Strongly Key-Insulated Encryption and Its Application. | Yumiko Hanaoka, Goichiro Hanaoka, Junji Shikata, Hideki Imai |
| 2005 | GLOBECOM | On the impact of security on latency in WLAN 802.11b. | Hanane Fathi, Kazukuni Kobara, Shyam S. Chakraborty, Hideki Imai, Ramjee Prasad |
| 2005 | ICISS | Key Management for Multicast Fingerprinting. | Jian Wang, Lein Harn, Hideki Imai |
| 2005 | INDOCRYPT | Cryptanalysis of Keystream Generator by Decimated Sample Based Algebraic and Fast Correlation Attacks. | Miodrag J. Mihaljevic, Marc P. C. Fossorier, Hideki Imai |
| 2005 | ISIT | A unified analysis for the fast correlation attack. | Marc P. C. Fossorier, Miodrag J. Mihaljevic, Hideki Imai |
| 2005 | ISIT | A secure traitor tracing scheme against key exposure. | Kazuto Ogawa, Goichiro Hanaoka, Hideki Imai |
| 2005 | WCNC | Authenticated key exchange for wireless security. | Hideki Imai, SeongHan Shin, Kazukuni Kobara |
| 2004 | ACISP | Information Theoretically Secure Oblivious Polynomial Evaluation: Model, Bounds, and Constructions. | Goichiro Hanaoka, Hideki Imai, Jrn Mller-Quade, Anderson C. A. Nascimento, Akira Otsuka, Andreas J. Winter |
| 2004 | ACNS | Unconditionally Non-interactive Verifiable Secret Sharing Secure against Faulty Majorities in the Commodity Based Model. | Anderson C. A. Nascimento, Jrn Mller-Quade, Akira Otsuka, Goichiro Hanaoka, Hideki Imai |
| 2004 | ACNS | On the Security of Cryptosystems with All-or-Nothing Transform. | Rui Zhang, Goichiro Hanaoka, Hideki Imai |
| 2004 | ASIACRYPT | Comparison Between XL and Grbner Basis Algorithms. | Gwnol Ars, Jean-Charles Faugre, Hideki Imai, Mitsuru Kawazoe, Makoto Sugita |
| 2004 | ASIACRYPT | A Public-Key Black-Box Traitor Tracing Scheme with Sublinear Ciphertext Size Against Self-Defensive Pirates. | Tatsuyuki Matsushita, Hideki Imai |
| 2004 | ICICS | Secret-Public Storage Trade-Off for Broadcast Encryption Key Management. | Miodrag J. Mihaljevic, Marc P. C. Fossorier, Hideki Imai |
| 2004 | ISIT | Rates for bit commitment and coin tossing from noisy correlation. | Hideki Imai, Jrn Mller-Quade, Anderson C. A. Nascimento, Andreas J. Winter |
| 2004 | PKC | On the Security of Multiple Encryption or CCA-security+CCA-security=CCA-security? | Rui Zhang, Goichiro Hanaoka, Junji Shikata, Hideki Imai |
| 2004 | WCNC | Application of trust-metrics for evaluating performance system in ad-hoc networks with privacy. | Jin Tamura, Kazukuni Kobara, Hideki Imai, Ramjee Prasad |
| 2004 | SCN | The Decimated Sample Based Improved Algebraic Attacks on the Nonlinear Filters. | Miodrag J. Mihaljevic, Hideki Imai |
| 2004 | WISA | Dynamic Fingerprinting over Broadcast Using Revocation Scheme. | Mira Kim, Kazukuni Kobara, Hideki Imai |
| 2003 | ACISP | Flaws in Some Robust Optimistic Mix-Nets. | Masayuki Abe, Hideki Imai |
| 2003 | ACISP | Separating Encryption and Key Issuance in Digital Rights Management Systems. | Goichiro Hanaoka, Kazuto Ogawa, Itsuro Murota, Go Ohtake, Keigo Majima, Kimiyuki Oyamada, Seiichi Gohshi, Seiichi Namba, Hideki Imai |
| 2003 | ACNS | Round Optimal Distributed Key Generation of Threshold Cryptosystem Based on Discrete Logarithm Problem. | Rui Zhang, Hideki Imai |
| 2003 | ASIACRYPT | Sequential Key Derivation Patterns for Broadcast Encryption and Key Predistribution Schemes. | Nuttapong Attrapadung, Kazukuni Kobara, Hideki Imai |
| 2003 | ASIACRYPT | Leakage-Resilient Authenticated Key Establishment Protocols. | SeongHan Shin, Kazukuni Kobara, Hideki Imai |
| 2003 | ICICS | Compact Conversion Schemes for the Probabilistic OW-PCA Primitives. | Yang Cui, Kazukuni Kobara, Hideki Imai |
| 2003 | PKC | Equivalence between Semantic Security and Indistinguishability against Chosen Ciphertext Attacks. | Yodai Watanabe, Junji Shikata, Hideki Imai |
| 2002 | ASIACRYPT | Unconditionally Secure Anonymous Encryption and Group Authentication. | Goichiro Hanaoka, Junji Shikata, Yumiko Hanaoka, Hideki Imai |
| 2002 | EuroCrypt | Security Notions for Unconditionally Secure Signature Schemes. | Junji Shikata, Goichiro Hanaoka, Yuliang Zheng, Hideki Imai |
| 2002 | ICICS | Unconditionally Secure Key Insulated Cryptosystems: Models, Bounds and Constructions. | Yumiko Hanaoka, Goichiro Hanaoka, Junji Shikata, Hideki Imai |
| 2002 | ITW | Cryptography with information theoretic security. | Hideki Imai, Goichiro Hanaoka, Junji Shikata, Akira Otsuka, Anderson C. A. Nascimento |
| 2002 | PKC | Efficient and Unconditionally Secure Digital Signatures and a Security Analysis of a Multireceiver Authentication Code. | Goichiro Hanaoka, Junji Shikata, Yuliang Zheng, Hideki Imai |
| 2002 | PKC | New Chosen-Plaintext Attacks on the One-Wayness of the Modified McEliece PKC Proposed at Asiacrypt 2000. | Kazukuni Kobara, Hideki Imai |
| 2001 | ASIACRYPT | Security of Reduced Version of the Block Cipher Camellia against Truncated and Impossible Differential Cryptanalysis. | Makoto Sugita, Kazukuni Kobara, Hideki Imai |
| 2001 | FSE | Fast Correlation Attack Algorithm with List Decoding and an Application. | Miodrag J. Mihaljevic, Marc P. C. Fossorier, Hideki Imai |
| 2001 | PKC | Semantically Secure McEliece Public-Key Cryptosystems-Conversions for McEliece PKC. | Kazukuni Kobara, Hideki Imai |
| 2001 | PKC | Efficient Asymmetric Self-Enforcement Scheme with Public Traceability. | Hirotaka Komaki, Yuji Watanabe, Goichiro Hanaoka, Hideki Imai |
| 2000 | ASIACRYPT | Unconditionally Secure Digital Signature Schemes Admitting Transferability. | Goichiro Hanaoka, Junji Shikata, Yuliang Zheng, Hideki Imai |
| 2000 | ASIACRYPT | CRYPTREC Project - Cryptographic Evaluation Project for the Japanese Electronic Government. | Hideki Imai, Atsuhiro Yamagishi |
| 2000 | CCS | Reducing the round complexity of a sealed-bid auction protocol with an off-line TTP. | Yuji Watanabe, Hideki Imai |
| 2000 | FSE | A Low-Complexity and High-Performance Algorithm for the Fast Correlation Attack. | Miodrag J. Mihaljevic, Marc P. C. Fossorier, Hideki Imai |
| 2000 | GLOBECOM | Reduced-complexity iterative decoding of high-rate turbo codes. | Tadashi Minowa, Hideki Imai |
| 2000 | GLOBECOM | On clipping for peak power reduction of OFDM signals. | Hideki Ochiai, Hideki Imai |
| 1999 | ASIACRYPT | An Efficient Hierarchical Identity-Based Key-Sharing Method Resistant against Collusion-Attacks. | Goichiro Hanaoka, Tsuyoshi Nishioka, Yuliang Zheng, Hideki Imai |
| 1999 | ASIACRYPT | Optimizing the Menezes-Okamoto-Vanstone (MOV) Algorithm for Non-supersingular Elliptic Curves. | Junji Shikata, Yuliang Zheng, Joe Suzuki, Hideki Imai |
| 1999 | EuroCrypt | Comparing the MOV and FR Reductions in Elliptic Curve Cryptography. | Ryuichi Harasawa, Junji Shikata, Joe Suzuki, Hideki Imai |
| 1999 | FC | On Channel Capacity and Modulation of Watermarks in Digital Still Images. | Markus Breitbach, Hideki Imai |
| 1999 | ICICS | Optimal Construction of Unconditionally Secure ID-Based Key Sharing Scheme for Large-Scale Networks. | Goichiro Hanaoka, Tsuyoshi Nishioka, Yuliang Zheng, Hideki Imai |
| 1999 | ICICS | On the Channel Capacity of Narrow-Band Subliminal Channels. | Kazukuni Kobara, Hideki Imai |
| 1999 | PKC | Shared Generation of Random Number with Timestamp: How to Cope with the Leakage of the CA's Secret. | Yuji Watanabe, Hideki Imai |
| 1998 | ACISP | LITESET: A Light-Weight Secure Electronic Transaction Protocol. | Goichiro Hanaoka, Yuliang Zheng, Hideki Imai |
| 1998 | ICISC | A successive carrier-transmission model for narrow-band subliminal channels. | Kazukuni Kobara, Hideki Imai |
| 1998 | INFOCOM | Compact and Unforgeable Key Establishment over an ATM Network. | Yuliang Zheng, Hideki Imai |
| 1998 | PKC | A Cellular Automaton Based Fast One-Way Hash Function Suitable for Hardware Implementation. | Miodrag J. Mihaljevic, Yuliang Zheng, Hideki Imai |
| 1997 | ICICS | Self-synchronized message randomization methods for subliminal channels. | Kazukuni Kobara, Hideki Imai |
| 1997 | ICICS | Duality of Boolean functions and its cryptographic significance. | Xian-Mo Zhang, Yuliang Zheng, Hideki Imai |
| 1996 | ASIACRYPT | Limiting the Visible Space Visual Secret Sharing Schemes and Their Application to Human Identification. | Kazukuni Kobara, Hideki Imai |
| 1994 | ASIACRYPT | Information Security Aspects of Spread Spectrum Systems. | Hideki Imai |
| 1992 | ASIACRYPT | Non-Interactive Generation of Shared Pseudorandom Sequences. | Manuel Cerecedo, Tsutomu Matsumoto, Hideki Imai |
| 1992 | ASIACRYPT | On Verifiable Implicit Asking Protocols for RSA Computation. | Tsutomu Matsumoto, Hideki Imai, Chi-Sung Laih, Sung-Ming Yen |
| 1992 | EuroCrypt | High-Speed Implementation Methods for RSA Scheme. | Keiichi Iwamura, Tsutomu Matsumoto, Hideki Imai |
| 1992 | EuroCrypt | Systolic-Arrays for Modular Exponentiation Using Montgomery Method (Extended Abstract). | Keiichi Iwamura, Tsutomu Matsumoto, Hideki Imai |
| 1992 | PIMRC | Adaptive array antenna combined with tapped delay line using processing gain for spread-spectrum CDMA systems. | Ryuji Kohno, Hefeng Wang, Hideki Imai |
| 1991 | ASIACRYPT | A Multi-Purpose Proof System - for Identity and Membership Proofs. | Chaosheng Shu, Tsutomu Matsumoto, Hideki Imai |
| 1991 | EuroCrypt | Human Identification Through Insecure Channel. | Tsutomu Matsumoto, Hideki Imai |
| 1991 | PIMRC | Array Antenna Beamforming Based On Estimation Of Arrival Angles Using DFT On Spatial Domain. | Ryuji Kohno, Choonsik Yim, Hideki Imai |
| 1990 | CRYPTO | A Recursive Construction Method of S-boxes Satisfying Strict Avalanche Criterion. | Kwangjo Kim, Tsutomu Matsumoto, Hideki Imai |
| 1990 | CRYPTO | Structural Properties of One-way Hash Functions. | Yuliang Zheng, Tsutomu Matsumoto, Hideki Imai |
| 1990 | VCIP | Image compression using a neural network with learning capability of variable function of a neural unit. | Ryuji Kohno, Mitsuru Arai, Hideki Imai |
| 1989 | CRYPTO | On the Construction of Block Ciphers Provably Secure and Not Relying on Any Unproved Hypotheses. | Yuliang Zheng, Tsutomu Matsumoto, Hideki Imai |
| 1989 | EuroCrypt | Impossibility and Optimality Results on Constructing Pseudorandom Permutations (Extended Abstract). | Yuliang Zheng, Tsutomu Matsumoto, Hideki Imai |
| 1989 | ICASSP | An automatic equalizer including a Viterbi decoder for trellis coded modulation system. | Ryuji Kohno, Hideki Imai, Subbarayan Pasupathy |
| 1988 | CRYPTO | Speeding Up Secret Computations with Insecure Auxiliary Devices. | Tsutomu Matsumoto, Koki Kato, Hideki Imai |
| 1988 | EuroCrypt | Public Quadratic Polynomial-Tuples for Efficient Signature-Verification and Message-Encryption. | Tsutomu Matsumoto, Hideki Imai |
| 1987 | CRYPTO | On the Key Predistribution System: A Practical Solution to the Key Distribution Problem. | Tsutomu Matsumoto, Hideki Imai |
| 1986 | ICASSP | A robust ADPCM system using an error-correcting code. | Ryuji Kohno, Subbarayan Pasupathy, Hideki Imai, Mitsutoshi Hatori |