Aggregate Message Authentication Codes with Detecting Functionality from Biorthogonal Codes - Yoshinori Ogawa; Shingo Sato; Junji Shikata; Hideki Imai (IEEE International Symposium on Information Theory, ISIT 2020, Los Angeles, CA, USA, June 21-26, 2020, 2020)

How to Make Traitor Tracing Schemes Secure against a Content Comparison Attack in Actual Services - Kazuto Ogawa; Goichiro Hanaoka; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017)

Partially Wildcarded Ciphertext-Policy Attribute-Based Encryption and Its Performance Evaluation - Go Ohtake; Kazuto Ogawa; Goichiro Hanaoka; Shota Yamada; Kohei Kasamatsu; Takashi Yamakawa; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017)

Time-specific encryption from forward-secure encryption: generic and direct constructions - Kohei Kasamatsu; Takahiro Matsuda; Keita Emura; Nuttapong Attrapadung; Goichiro Hanaoka; Hideki Imai (Int. J. Inf. Sec., 2016)

On Finding Secure Domain Parameters Resistant to Cheon's Algorithm - SeongHan Shin; Kazukuni Kobara; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2015)

Information-theoretically secure oblivious polynomial evaluation in the commodity-based model - Rafael Tonicelli; Anderson C. A. Nascimento; Rafael Dowsley; Jörn Müller-Quade; Hideki Imai; Goichiro Hanaoka; Akira Otsuka (Int. J. Inf. Sec., 2015)

Content and Key Management to Trace Traitors in Broadcasting Services - Kazuto Ogawa; Goichiro Hanaoka; Hideki Imai (Security and Trust Management - 11th International Workshop, STM 2015, Vienna, Austria, September 21-22, 2015, Proceedings, 2015)

Efficient Constructions of Deterministic Encryption from Hybrid Encryption and Code-Based PKE - Yang Cui; Kirill Morozov; Kazukuni Kobara; Hideki Imai (Int. J. Netw. Secur., 2014)

In search of secure domain parameters under strong diffie-hellman and related assumptions - SeongHan Shin; Kazukuni Kobara; Hideki Imai (International Symposium on Information Theory and its Applications, ISITA 2014, Melbourne, Australia, October 26-29, 2014, 2014)

A Theoretical Framework for Constructing Matching Algorithms Secure against Wolf Attack - Manabu Inuma; Akira Otsuka; Hideki Imai (IEICE Trans. Inf. Syst., 2013)

Efficient and Fully Secure Forward Secure Ciphertext-Policy Attribute-Based Encryption - Takashi Kitagawa; Hiroki Kojima; Nuttapong Attrapadung; Hideki Imai (Information Security, 16th International Conference, ISC 2013, Dallas, Texas, USA, November 13-15, 2013, Proceedings, 2013)

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 (SECRYPT 2013 - Proceedings of the 10th International Conference on Security and Cryptography, Reykjavík, Iceland, 29-31 July, 2013, 2013)

A construction method of matroidal networks - Chen Yuan; Haibin Kan; Xin Wang; Hideki Imai (Sci. China Inf. Sci., 2012)

A Numerical Evaluation of Entanglement Sharing Protocols Using Quantum LDPC CSS Codes - Masakazu Yoshida; Manabu Hagiwara; Takayuki Miyadera; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012)

Internal state recovery of grain-v1 employing normality order of the filter function - Miodrag J. Mihaljevic; Sugata Gangopadhyay; Goutam Paul; Hideki Imai (IET Inf. Secur., 2012)

Internal state recovery of keystream generator LILI-128 based on a novel weakness of the employed Boolean function - Miodrag J. Mihaljevic; Sugata Gangopadhyay; Goutam Paul; Hideki Imai (Inf. Process. Lett., 2012)

Generic cryptographic weakness of k-normal Boolean functions in certain stream ciphers and cryptanalysis of grain-128 - Miodrag J. Mihaljevic; Sugata Gangopadhyay; Goutam Paul; Hideki Imai (Period. Math. Hung., 2012)

Quantum Error Correction Beyond the Bounded Distance Decoding Limit - Kenta Kasai; Manabu Hagiwara; Hideki Imai; Kohichi Sakaniwa (IEEE Trans. Inf. Theory, 2012)

Fixed Initialization Decoding of LDPC Codes Over a Binary Symmetric Channel - Manabu Hagiwara; Marc P. C. Fossorier; Hideki Imai (IEEE Trans. Inf. Theory, 2012)

Ciphertext Policy Multi-dimensional Range Encryption - Kohei Kasamatsu; Takahiro Matsuda; Goichiro Hanaoka; Hideki Imai (Information Security and Cryptology - ICISC 2012 - 15th International Conference, Seoul, Korea, November 28-30, 2012, Revised Selected Papers, 2012)

Quantum key distribution using Mean King problem with modified measurement schemes - Masakazu Yoshida; Takayuki Miyadera; Hideki Imai (Proceedings of the International Symposium on Information Theory and its Applications, ISITA 2012, Honolulu, HI, USA, October 28-31, 2012, 2012)

HB\(^9837\) protocol for lightweight authentication; Its information theoretic indistinguishability against MITM attack watching reader's response - Xuedi Song; Kazukuni Kobara; Kentaro Imafuku; Hideki Imai (Proceedings of the International Symposium on Information Theory and its Applications, ISITA 2012, Honolulu, HI, USA, October 28-31, 2012, 2012)

Time-Specific Encryption from Forward-Secure Encryption - Kohei Kasamatsu; Takahiro Matsuda; Keita Emura; Nuttapong Attrapadung; Goichiro Hanaoka; Hideki Imai (Security and Cryptography for Networks - 8th International Conference, SCN 2012, Amalfi, Italy, September 5-7, 2012. Proceedings, 2012)

Universally Composable and Statistically Secure Verifiable Secret Sharing Scheme Based on Pre-Distributed Data - Rafael Dowsley; Jörn Müller-Quade; Akira Otsuka; Goichiro Hanaoka; Hideki Imai; Anderson C. A. Nascimento (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011)

Secure Broadcast System with Simultaneous Individual Messaging - Arisa Fujii; Go Ohtake; Goichiro Hanaoka; Nuttapong Attrapadung; Hajime Watanabe; Kazuto Ogawa; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011)

Threshold Anonymous Password-Authenticated Key Exchange Secure against Insider Attacks - SeongHan Shin; Kazukuni Kobara; Hideki Imai (IEICE Trans. Inf. Syst., 2011)

On advanced cryptographic techniques for information security of smart grid AMI - Miodrag J. Mihaljevic; Hideki Imai; Michael W. David; Kazukuni Kobara; Hajime Watanabe (Proceedings of the 7th Cyber Security and Information Intelligence Research Workshop, CSIIRW 2011, Oak Ridge, TN, USA, October 12-14, 2011, 2011)

A secure public cloud storage system - SeongHan Shin; Kazukuni Kobara; Hideki Imai (6th International Conference for Internet Technology and Secured Transactions, ICITST 2011, Abu Dhabi, UAE, December 11-14, 2011, 2011)

Spatially coupled quasi-cyclic quantum LDPC codes - Manabu Hagiwara; Kenta Kasai; Hideki Imai; Kohichi Sakaniwa (2011 IEEE International Symposium on Information Theory Proceedings, ISIT 2011, St. Petersburg, Russia, July 31 - August 5, 2011, 2011)

Non-binary quasi-cyclic quantum LDPC codes - Kenta Kasai; Manabu Hagiwara; Hideki Imai; Kohichi Sakaniwa (2011 IEEE International Symposium on Information Theory Proceedings, ISIT 2011, St. Petersburg, Russia, July 31 - August 5, 2011, 2011)

CRYPTREC (Japanese Cryptographic Algorithm Evaluation Project) - Hideki Imai; Atsuhiro Yamagishi (Encyclopedia of Cryptography and Security, 2nd Ed, 2011)

Spatially Coupled Quasi-Cyclic Quantum LDPC Codes - Manabu Hagiwara; Kenta Kasai; Hideki Imai; Kohichi Sakaniwa (CoRR, 2011)

Efficient hybrid encryption from ID-based encryption - Masayuki Abe; Yang Cui; Hideki Imai; Eike Kiltz (Des. Codes Cryptogr., 2010)

Wolf fingerprints against minutiae count matching systems - Hyunho Kang; Shoko Yonezawa; Manabu Inuma; Akira Otsuka; Hideki Imai (IEICE Electron. Express, 2010)

Anonymous Password-Authenticated Key Exchange: New Construction and Its Extensions - SeongHan Shin; Kazukuni Kobara; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010)

Dual-Policy Attribute Based Encryption: Simultaneous Access Control with Ciphertext and Key Policies - Nuttapong Attrapadung; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010)

An RSA-Based Leakage-Resilient Authenticated Key Exchange Protocol Secure against Replacement Attacks, and Its Extensions - SeongHan Shin; Kazukuni Kobara; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010)

Security Analysis of Two Augmented Password-Authenticated Key Exchange Protocols - SeongHan Shin; Kazukuni Kobara; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010)

How to Strengthen the Security of RSA-OAEP - Alexandra Boldyreva; Hideki Imai; Kazukuni Kobara (IEEE Trans. Inf. Theory, 2010)

Purpose-restricted Anonymous Mobile Communications Using Anonymous Signatures in Online Credential Systems - Hanane Fathi; SeongHan Shin; Kazukuni Kobara; Hideki Imai (Wirel. Pers. Commun., 2010)

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 (Financial Cryptography and Data Security, FC 2010 Workshops, RLCPS, WECSR, and WLC 2010, Tenerife, Canary Islands, Spain, January 25-28, 2010, Revised Selected Papers, 2010)

Privacy Enhanced RFID Using Quasi-Dyadic Fix Domain Shrinking - Tomohiro Sekino; Yang Cui; Kazukuni Kobara; Hideki Imai (Proceedings of the Global Communications Conference, 2010. GLOBECOM 2010, 6-10 December 2010, Miami, Florida, USA, 2010)

Practical Searching over Encrypted Data by Private Information Retrieval - Rei Yoshida; Yang Cui; Tomohiro Sekino; Rie Shigetomi; Akira Otsuka; Hideki Imai (Proceedings of the Global Communications Conference, 2010. GLOBECOM 2010, 6-10 December 2010, Miami, Florida, USA, 2010)

LDPC codes with fixed initialization decoding over binary symmetric channel - Manabu Hagiwara; Marc P. C. Fossorier; Hideki Imai (IEEE International Symposium on Information Theory, ISIT 2010, June 13-18, 2010, Austin, Texas, USA, Proceedings, 2010)

How to distinguish on-line dictionary attacks and password mis-typing in two-factor authentication - Yasunori Onda; SeongHan Shin; Kazukuni Kobara; Hideki Imai (Proceedings of the International Symposium on Information Theory and its Applications, ISITA 2010, 17-20 October 2010, Taichung, Taiwan, 2010)

A low complexity authentication protocol based on pseudorandomness, randomness and homophonic coding - Miodrag J. Mihaljevic; Hajime Watanabe; Hideki Imai (Proceedings of the International Symposium on Information Theory and its Applications, ISITA 2010, 17-20 October 2010, Taichung, Taiwan, 2010)

A Security evaluation of certain stream ciphers which involve randomness and coding - Miodrag J. Mihaljevic; Hideki Imai (Proceedings of the International Symposium on Information Theory and its Applications, ISITA 2010, 17-20 October 2010, Taichung, Taiwan, 2010)

A generic weakness of the k-normal Boolean functions exposed to dedicated algebraic attack - Miodrag J. Mihaljevic; Sugata Gangopadhyay; Goutam Paul; Hideki Imai (Proceedings of the International Symposium on Information Theory and its Applications, ISITA 2010, 17-20 October 2010, Taichung, Taiwan, 2010)

On the security of the quantum key distribution using the Mean King Problem - Masakazu Yoshida; Takayuki Miyadera; Hideki Imai (Proceedings of the International Symposium on Information Theory and its Applications, ISITA 2010, 17-20 October 2010, Taichung, Taiwan, 2010)

Round-Optimal Deniable Ring Authentication in the Presence of Big Brother - Rafael Dowsley; Goichiro Hanaoka; Hideki Imai; Anderson C. A. Nascimento (Information Security Applications - 11th International Workshop, WISA 2010, Jeju Island, Korea, August 24-26, 2010, Revised Selected Papers, 2010)

Unconditionally Secure Electronic Voting - Akira Otsuka; Hideki Imai (Towards Trustworthy Elections, New Directions in Electronic Voting, 2010)

Quantum Error Correction beyond the Bounded Distance Decoding Limit - Kenta Kasai; Manabu Hagiwara; Hideki Imai; Kohichi Sakaniwa (CoRR, 2010)

Homophonic Coding Design for Communication Systems Employing the Encoding-Encryption Paradigm - Miodrag J. Mihaljevic; Frédérique E. Oggier; Hideki Imai (CoRR, 2010)

Security Proof of AugPAKE - SeongHan Shin; Kazukuni Kobara; Hideki Imai (IACR Cryptol. ePrint Arch., 2010)

An approach for stream ciphers design based on joint computing over random and secret data - Miodrag J. Mihaljevic; Hideki Imai (Computing, 2009)

An improvement of discrete Tardos fingerprinting codes - Koji Nuida; Satoshi Fujitsu; Manabu Hagiwara; Takashi Kitagawa; Hajime Watanabe; Kazuto Ogawa; Hideki Imai (Des. Codes Cryptogr., 2009)

Tag-KEM from Set Partial Domain One-Way Permutations - Masayuki Abe; Yang Cui; Hideki Imai; Kaoru Kurosawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2009)

Formal Security Treatments for IBE-to-Signature Transformation: Relations among Security Notions - Yang Cui; Eiichiro Fujisaki; Goichiro Hanaoka; Hideki Imai; Rui Zhang (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2009)

An Efficient 2-Secure and Short Random Fingerprint Code and Its Security Evaluation - Koji Nuida; Satoshi Fujitsu; Manabu Hagiwara; Hideki Imai; Takashi Kitagawa; Kazuto Ogawa; Hajime Watanabe (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2009)

A Novel Probabilistic Passive Attack on the Protocols HB and HB\(^+\) - José Carrijo; Rafael Tonicelli; Hideki Imai; Anderson C. A. Nascimento (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2009)

A New Quaternion Design for Space-Time-Polarization Block Code with Full Diversity - Huanfei Ma; Haibin Kan; Hideki Imai (IEICE Trans. Commun., 2009)

A Trade-off Traitor Tracing Scheme - Go Ohtake; Kazuto Ogawa; Goichiro Hanaoka; Hideki Imai (IEICE Trans. Inf. Syst., 2009)

Combining Public Key Encryption with Keyword Search and Public Key Encryption - Rui Zhang; Hideki Imai (IEICE Trans. Inf. Syst., 2009)

CCA-Secure Public Key Encryption without Group-Dependent Hash Functions - Yang Cui; Goichiro Hanaoka; Hideki Imai (IEICE Trans. Inf. Syst., 2009)

Strong Anonymous Signature - Rui Zhang; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2009)

Smallest Size of Circulant Matrix for Regular (3, L) and (4, L) Quasi-Cyclic LDPC Codes with Girth 6 - Manabu Hagiwara; Marc P. C. Fossorier; Takashi Kitagawa; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2009)

New security layer for overlay networks - Hideki Imai; SeongHan Shin; Kazukuni Kobara (J. Commun. Networks, 2009)

Very-Efficient Anonymous Password-Authenticated Key Exchange and Its Extensions - SeongHan Shin; Kazukuni Kobara; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 18th International Symposium, AAECC-18 2009, Tarragona, Catalonia, Spain, June 8-12, 2009. Proceedings, 2009)

Efficient Constructions of Deterministic Encryption from Hybrid Encryption and Code-Based PKE - Yang Cui; Kirill Morozov; Kazukuni Kobara; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 18th International Symposium, AAECC-18 2009, Tarragona, Catalonia, Spain, June 8-12, 2009. Proceedings, 2009)

Bounds on the Number of Users for Random 2-Secure Codes - Manabu Hagiwara; Takahiro Yoshida; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 18th International Symposium, AAECC-18 2009, Tarragona, Catalonia, Spain, June 8-12, 2009. Proceedings, 2009)

Dual-Policy Attribute Based Encryption - Nuttapong Attrapadung; Hideki Imai (Applied Cryptography and Network Security, 7th International Conference, ACNS 2009, Paris-Rocquencourt, France, June 2-5, 2009. Proceedings, 2009)

A generic construction of useful client puzzles - Rui Zhang; Goichiro Hanaoka; Hideki Imai (Proceedings of the 2009 ACM Symposium on Information, Computer and Communications Security, ASIACCS 2009, Sydney, Australia, March 10-12, 2009, 2009)

Constructing Better KEMs with Partial Message Recovery - Rui Zhang; Hideki Imai (Information Security and Cryptology - 5th International Conference, Inscrypt 2009, Beijing, China, December 12-15, 2009. Revised Selected Papers, 2009)

A Matching Algorithm Secure against the Wolf Attack in Biometric Authentication Systems - Yoshihiro Kojima; Rie Shigetomi; Manabu Inuma; Akira Otsuka; Hideki Imai (Biometric ID Management and Multimodal Communication, Joint COST 2101 and 2102 International Conference, BioID_MultiComm 2009, Madrid, Spain, September 16-18, 2009. Proceedings, 2009)

An Efficient Encapsulation Scheme from Near Collision Resistant Pseudorandom Generators and Its Application to IBE-to-PKE Transformations - Takahiro Matsuda; Goichiro Hanaoka; Kanta Matsuura; Hideki Imai (Topics in Cryptology - CT-RSA 2009, The Cryptographers' Track at the RSA Conference 2009, San Francisco, CA, USA, April 20-24, 2009. Proceedings, 2009)

Theoretical Framework for Constructing Matching Algorithms in Biometric Authentication Systems - Manabu Inuma; Akira Otsuka; Hideki Imai (Advances in Biometrics, Third International Conference, ICB 2009, Alghero, Italy, June 2-5, 2009. Proceedings, 2009)

Efficient and Adaptively Secure Append-Only Signature - Yang Cui; Mingmei Li; Kazuya Yokoyama; Hideki Imai (Proceedings of IEEE International Conference on Communications, ICC 2009, Dresden, Germany, 14-18 June 2009, 2009)

An Image Sanitizing Scheme Using Digital Watermarking - Masatoshi Noguchi; Manabu Inuma; Rie Shigetomi; Hideki Imai (Information and Communications Security, 11th International Conference, ICICS 2009, Beijing, China, December 14-17, 2009. Proceedings, 2009)

Attribute-Based Encryption Supporting Direct/Indirect Revocation Modes - Nuttapong Attrapadung; Hideki Imai (Cryptography and Coding, 12th IMA International Conference, Cryptography and Coding 2009, Cirencester, UK, December 15-17, 2009. Proceedings, 2009)

Generic Construction of Stateful Identity Based Encryption - Peng Yang; Rui Zhang; Kanta Matsuura; Hideki Imai (Information Security, 12th International Conference, ISC 2009, Pisa, Italy, September 7-9, 2009. Proceedings, 2009)

Conjunctive Broadcast and Attribute-Based Encryption - Nuttapong Attrapadung; Hideki Imai (Pairing-Based Cryptography - Pairing 2009, Third International Conference, Palo Alto, CA, USA, August 12-14, 2009, Proceedings, 2009)

Formally verifiable features in embedded vehicular security systems - Gyesik Lee; Hisashi Oguma; Akira Yoshioka; Rie Shigetomi; Akira Otsuka; Hideki Imai (IEEE Vehicular Networking Conference, VNC 2009, Tokyo, Japan, October 28-30, 2009, 2009)

Lightweight broadcast authentication protocols reconsidered - Shigenori Yamakawa; Yang Cui; Kazukuni Kobara; Hideki Imai (2009 IEEE Wireless Communications and Networking Conference, WCNC 2009, Proceedings, Budapest, Hungary, 5-8 April 2009, 2009)

Theoretical framework for constructing matching algorithms in biometric authentication systems - Manabu Inuma; Akira Otsuka; Hideki Imai (CoRR, 2009)

Information-Theoretically Secure Oblivious Polynomial Evaluation in the Commodity-Based Model - Rafael Tonicelli; Rafael Dowsley; Goichiro Hanaoka; Hideki Imai; Jörn Müller-Quade; Akira Otsuka; Anderson C. A. Nascimento (IACR Cryptol. ePrint Arch., 2009)

Reducing the Ciphertext Size of Dolev-Dwork-Naor like Public Key Cryptosystems - Rafael Dowsley; Goichiro Hanaoka; Hideki Imai; Anderson C. A. Nascimento (IACR Cryptol. ePrint Arch., 2009)

Universally Composable and Statistically Secure Verifiable Secret Sharing Scheme Based on Pre-Distributed Data - Rafael Dowsley; Jörn Müller-Quade; Akira Otsuka; Goichiro Hanaoka; Hideki Imai; Anderson C. A. Nascimento (IACR Cryptol. ePrint Arch., 2009)

Error-correcting codes and cryptography - Hideki Imai; Manabu Hagiwara (Appl. Algebra Eng. Commun. Comput., 2008)

Protocols for purpose-restricted anonymous communications in IP-based wireless networks - Hanane Fathi; SeongHan Shin; Kazukuni Kobara; Hideki Imai (Comput. Commun., 2008)

Semantic security for the McEliece cryptosystem without random oracles - Ryo Nojima; Hideki Imai; Kazukuni Kobara; Kirill Morozov (Des. Codes Cryptogr., 2008)

A Secure Authenticated Key Exchange Protocol for Credential Services - SeongHan Shin; Kazukuni Kobara; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

IVs to Skip for Immunizing WEP against FMS Attack - Kazukuni Kobara; Hideki Imai (IEICE Trans. Commun., 2008)

Invisibly Sanitizable Digital Signature Scheme - Kunihiko Miyazaki; Goichiro Hanaoka; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

Wolf Attack Probability: A Theoretical Security Measure in Biometric Authentication Systems - Masashi Une; Akira Otsuka; Hideki Imai (IEICE Trans. Inf. Syst., 2008)

RSA-Based Password-Authenticated Key Exchange, Revisited - SeongHan Shin; Kazukuni Kobara; Hideki Imai (IEICE Trans. Inf. Syst., 2008)

Lightweight Privacy-Preserving Authentication Protocols Secure against Active Attack in an Asymmetric Way - Yang Cui; Kazukuni Kobara; Kanta Matsuura; Hideki Imai (IEICE Trans. Inf. Syst., 2008)

A Strongly Unforgeable Signature under the CDH Assumption without Collision Resistant Hash Functions - Takahiro Matsuda; Nuttapong Attrapadung; Goichiro Hanaoka; Kanta Matsuura; Hideki Imai (IEICE Trans. Inf. Syst., 2008)

A New Security Architecture for Personal Networks and Its Performance Evaluation - SeongHan Shin; Hanane Fathi; Kazukuni Kobara; Neeli R. Prasad; Hideki Imai (IEICE Trans. Commun., 2008)

A Secure Construction for Threshold Anonymous Password-Authenticated Key Exchange - SeongHan Shin; Kazukuni Kobara; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

On the Use of Bhattacharyya Distance as a Measure of the Detectability of Steganographic Systems - Valery I. Korzhik; Hideki Imai; Junji Shikata; Guillermo Morales-Luna; Ekaterina Gerling (Trans. Data Hiding Multim. Secur., 2008)

Introduction to the Special Issue on Information Theoretic Security - Hideki Imai; Goichiro Hanaoka; Ueli M. Maurer; Yuliang Zheng (IEEE Trans. Inf. Theory, 2008)

The Commitment Capacity of the Gaussian Channel Is Infinite - Anderson C. A. Nascimento; João Barros; Stefan Skludarek; Hideki Imai (IEEE Trans. Inf. Theory, 2008)

Strong Anonymous Signatures - Rui Zhang; Hideki Imai (Information Security and Cryptology, 4th International Conference, Inscrypt 2008, Beijing, China, December 14-17, 2008, Revised Selected Papers, 2008)

A security framework for personal networks - SeongHan Shin; Kazukuni Kobara; Hideki Imai (Proceedings of the Third International Conference on COMmunication System softWAre and MiddlewaRE (COMSWARE 2008), January 5-10, 2008, Bangalore, India, 2008)

New Attestation Based Security Architecture for In-Vehicle Communication - Hisashi Oguma; Akira Yoshioka; Makoto Nishikawa; Rie Shigetomi; Akira Otsuka; Hideki Imai (Proceedings of the Global Communications Conference, 2008. GLOBECOM 2008, New Orleans, LA, USA, 30 November - 4 December 2008, 2008)

A Novel Quaternion Design Construction For STBC - Huanfei Ma; Qinghui Lan; Haibin Kan; Hideki Imai (Proceedings of IEEE International Conference on Communications, ICC 2008, Beijing, China, 19-23 May 2008, 2008)

Simple CCA-Secure Public Key Encryption from Any Non-Malleable Identity-Based Encryption - Takahiro Matsuda; Goichiro Hanaoka; Kanta Matsuura; Hideki Imai (Information Security and Cryptology - ICISC 2008, 11th International Conference, Seoul, Korea, December 3-5, 2008, Revised Selected Papers, 2008)

Chosen Ciphertext Secure Public Key Encryption with a Simple Structure - Goichiro Hanaoka; Hideki Imai; Kazuto Ogawa; Hajime Watanabe (Advances in Information and Computer Security, Third International Workshop on Security, IWSEC 2008, Kagawa, Japan, November 25-27, 2008. Proceedings, 2008)

Information and Communications Security, 9th International Conference, ICICS 2007, Zhengzhou, China, December 12-15, 2007, Proceedings - Sihan Qing; Hideki Imai; Guilin Wang (Springer, 2008)

A Novel Probabilistic Passive Attack on the Protocols HB and HB+ - José Carrijo; Rafael Tonicelli; Hideki Imai; Anderson C. A. Nascimento (IACR Cryptol. ePrint Arch., 2008)

An improvement of discrete Tardos fingerprinting codes - Koji Nuida; Satoshi Fujitsu; Manabu Hagiwara; Takashi Kitagawa; Hajime Watanabe; Kazuto Ogawa; Hideki Imai (IACR Cryptol. ePrint Arch., 2008)

A Secure Threshold Anonymous Password-Authenticated Key Exchange Protocol - SeongHan Shin; Kazukuni Kobara; Hideki Imai (IACR Cryptol. ePrint Arch., 2008)

Security evaluation of certain broadcast encryption schemes employing a generalized time-memory-data trade-off - Miodrag J. Mihaljevic; Marc P. C. Fossorier; Hideki Imai (IEEE Commun. Lett., 2007)

Practical Broadcast Encryption from Graph-Theoretic Techniques and Subset-Incremental-Chain Structure - Nuttapong Attrapadung; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

An Efficient and Leakage-Resilient RSA-Based Authenticated Key Exchange Protocol with Tight Security Reduction - SeongHan Shin; Kazukuni Kobara; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

Traitor Tracing Scheme Secure against Adaptive Key Exposure and its Application to Anywhere TV Service - Kazuto Ogawa; Goichiro Hanaoka; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

Birthday Paradox Based Security Analysis of Certain Broadcast Encryption Schemes - Miodrag J. Mihaljevic; Marc P. C. Fossorier; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

Efficient Identity-Based Encryption with Tight Security Reduction - Nuttapong Attrapadung; Jun Furukawa; Takeshi Gomi; Goichiro Hanaoka; Hideki Imai; Rui Zhang (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

Key-Insulated Public Key Encryption with Auxiliary Helper Key: Model, Constructions and Formal Security Proofs - Thi Lan Anh Phan; Goichiro Hanaoka; Kanta Matsuura; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

Extension of Broadcasting Service by Using Electronic Tokens - Kazuto Ogawa; Goichiro Hanaoka; Hideki Imai (IEICE Trans. Inf. Syst., 2007)

Modeling Bit Flipping Decoding Based on Nonorthogonal Check Sums With Application to Iterative Decoding Attack of McEliece Cryptosystem - Marc P. C. Fossorier; Kazukuni Kobara; Hideki Imai (IEEE Trans. Inf. Theory, 2007)

Modeling Block Decoding Approaches for the Fast Correlation Attack - Marc P. C. Fossorier; Miodrag J. Mihaljevic; Hideki Imai (IEEE Trans. Inf. Theory, 2007)

An Improvement of Tardos's Collusion-Secure Fingerprinting Codes with Very Short Lengths - Koji Nuida; Satoshi Fujitsu; Manabu Hagiwara; Takashi Kitagawa; Hajime Watanabe; Kazuto Ogawa; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 17th International Symposium, AAECC-17, Bangalore, India, December 16-20, 2007, Proceedings, 2007)

On the Key-Privacy Issue of McEliece Public-Key Encryption - Shigenori Yamakawa; Yang Cui; Kazukuni Kobara; Manabu Hagiwara; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 17th International Symposium, AAECC-17, Bangalore, India, December 16-20, 2007, Proceedings, 2007)

Bounded CCA2-Secure Encryption - Ronald Cramer; Goichiro Hanaoka; Dennis Hofheinz; Hideki Imai; Eike Kiltz; Rafael Pass; Abhi Shelat; Vinod Vaikuntanathan (Advances in Cryptology - ASIACRYPT 2007, 13th International Conference on the Theory and Application of Cryptology and Information Security, Kuching, Malaysia, December 2-6, 2007, Proceedings, 2007)

Generic Combination of Public Key Encryption with Keyword Search and Public Key Encryption - Rui Zhang; Hideki Imai (Cryptology and Network Security, 6th International Conference, CANS 2007, Singapore, December 8-10, 2007, Proceedings, 2007)

A Tracing Algorithm for Short 2-Secure Probabilistic Fingerprinting Codes Strongly Protecting Innocent Users - Satoshi Fujitsu; Koji Nuida; Manabu Hagiwara; Takashi Kitagawa; Hajime Watanabe; Kazuto Ogawa; Hideki Imai (4th IEEE Consumer Communications and Networking Conference, CCNC 2007, Las Vegas, NV, USA, January 11-13, 2007, 2007)

Orthogonality between Key Privacy and Data Privacy, Revisited - Rui Zhang; Goichiro Hanaoka; Hideki Imai (Information Security and Cryptology, Third SKLOIS Conference, Inscrypt 2007, Xining, China, August 31 - September 5, 2007, Revised Selected Papers, 2007)

An Efficient Aggregate Shuffle Argument Scheme - Jun Furukawa; Hideki Imai (Financial Cryptography and Data Security, 11th International Conference, FC 2007, and 1st International Workshop on Usable Security, USEC 2007, Scarborough, Trinidad and Tobago, February 12-16, 2007. Revised Selected Papers, 2007)

Algebraic Cryptanalysis of 58-Round SHA-1 - Makoto Sugita; Mitsuru Kawazoe; Ludovic Perret; Hideki Imai (Fast Software Encryption, 14th International Workshop, FSE 2007, Luxembourg, Luxembourg, March 26-28, 2007, Revised Selected Papers, 2007)

Wolf Attack Probability: A New Security Measure in Biometric Authentication Systems - Masashi Une; Akira Otsuka; Hideki Imai (Advances in Biometrics, International Conference, ICB 2007, Seoul, Korea, August 27-29, 2007, Proceedings, 2007)

Unconditionally Secure Chaffing-and-Winnowing for Multiple Use - Wataru Kitada; Goichiro Hanaoka; Kanta Matsuura; Hideki Imai (Information Theoretic Security - Second International Conference, ICITS 2007, Madrid, Spain, May 25-29, 2007, Revised Selected Papers, 2007)

Efficient Oblivious Transfer Protocols Achieving a Non-zero Rate from Any Non-trivial Noisy Correlation - Hideki Imai; Kirill Morozov; Anderson C. A. Nascimento (Information Theoretic Security - Second International Conference, ICITS 2007, Madrid, Spain, May 25-29, 2007, Revised Selected Papers, 2007)

Optimization of Tardos's Fingerprinting Codes in a Viewpoint of Memory Amount - Koji Nuida; Manabu Hagiwara; Hajime Watanabe; Hideki Imai (Information Hiding, 9th International Workshop, IH 2007, Saint Malo, France, June 11-13, 2007, Revised Selected Papers, 2007)

Trade-Off Traitor Tracing - Kazuto Ogawa; Go Ohtake; Goichiro Hanaoka; Hideki Imai (Progress in Cryptology - INDOCRYPT 2007, 8th International Conference on Cryptology in India, Chennai, India, December 9-13, 2007, Proceedings, 2007)

Decimation-Based Fast Correlation Attack - Marc P. C. Fossorier; Miodrag J. Mihaljevic; Hideki Imai (IEEE International Symposium on Information Theory, ISIT 2007, Nice, France, June 24-29, 2007, 2007)

Quantum Quasi-Cyclic LDPC Codes - Manabu Hagiwara; Hideki Imai (IEEE International Symposium on Information Theory, ISIT 2007, Nice, France, June 24-29, 2007, 2007)

A Secure Threshold Anonymous Password-Authenticated Key Exchange Protocol - SeongHan Shin; Kazukuni Kobara; Hideki Imai (Advances in Information and Computer Security, Second International Workshop on Security, IWSEC 2007, Nara, Japan, October 29-31, 2007, Proceedings, 2007)

A Practical Provider Authentication System for Bidirectional Broadcast Service - Takahiro Matsuda; Goichiro Hanaoka; Kanta Matsuura; Hideki Imai (Knowledge-Based Intelligent Information and Engineering Systems, 11th International Conference, KES 2007, XVII Italian Workshop on Neural Networks, Vietri sul Mare, Italy, September 12-14, 2007, Proceedings, Part III, 2007)

Anonymous Pay-TV System with Secure Revenue Sharing - Kazuto Ogawa; Goichiro Hanaoka; Kazukuni Kobara; Kanta Matsuura; Hideki Imai (Knowledge-Based Intelligent Information and Engineering Systems, 11th International Conference, KES 2007, XVII Italian Workshop on Neural Networks, Vietri sul Mare, Italy, September 12-14, 2007, Proceedings, Part III, 2007)

Lightweight Asymmetric Privacy-Preserving Authentication Protocols Secure against Active Attack - Yang Cui; Kazukuni Kobara; Kanta Matsuura; Hideki Imai (Fifth Annual IEEE International Conference on Pervasive Computing and Communications - Workshops (PerCom Workshops 2007), 19-23 March 2007, White Plains, New York, USA, 2007)

Protocols for Authenticated Anonymous Communications - Hanane Fathi; SeongHan Shin; Kazukuni Kobara; Hideki Imai (Proceedings of the IEEE 18th International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2007, 3-7 September 2007, Athens, Greece, 2007)

A CDH-Based Strongly Unforgeable Signature Without Collision Resistant Hash Function - Takahiro Matsuda; Nuttapong Attrapadung; Goichiro Hanaoka; Kanta Matsuura; Hideki Imai (Provable Security, First International Conference, ProvSec 2007, Wollongong, Australia, November 1-2, 2007, Proceedings, 2007)

Formal Security Treatments for Signatures from Identity-Based Encryption - Yang Cui; Eiichiro Fujisaki; Goichiro Hanaoka; Hideki Imai; Rui Zhang (Provable Security, First International Conference, ProvSec 2007, Wollongong, Australia, November 1-2, 2007, Proceedings, 2007)

A Privacy Protection Scheme for a Scalable Control Method in Context-Dependent Services - Rei Yoshida; Rie Shigetomi; Kazuki Yoshizoe; Akira Otsuka; Hideki Imai (Research in Cryptology, Second Western European Workshop, WEWoRC 2007, Bochum, Germany, July 4-6, 2007, Revised Selected Papers, 2007)

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 (Information Security Applications, 8th International Workshop, WISA 2007, Jeju Island, Korea, August 27-29, 2007, Revised Selected Papers, 2007)

Quantum Quasi-Cyclic LDPC Codes - Manabu Hagiwara; Hideki Imai (CoRR, 2007)

Efficient Hybrid Encryption from ID-Based Encryption - Masayuki Abe; Yang Cui; Hideki Imai; Eike Kiltz (IACR Cryptol. ePrint Arch., 2007)

Formal Security Treatments for IBE-to-Signature Transformation: Relations among Security Notions - Yang Cui; Eiichiro Fujisaki; Goichiro Hanaoka; Hideki Imai; Rui Zhang (IACR Cryptol. ePrint Arch., 2007)

Unconditionally Secure Anonymous Encryption and Group Authentication - Goichiro Hanaoka; Junji Shikata; Yumiko Hanaoka; Hideki Imai (Comput. J., 2006)

Relation between the XL Algorithm and Gröbner Basis Algorithms - Makoto Sugita; Mitsuru Kawazoe; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

Flaws in Robust Optimistic Mix-Nets and Stronger Security Notions - Masayuki Abe; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

Efficient Algorithms for Tate Pairing - Tetsutaro Kobayashi; Kazumaro Aoki; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

Security Protocols Protection Based on Anomaly Detection - Abdulrahman Alharby; Hideki Imai (IEICE Trans. Inf. Syst., 2006)

An Efficient Group Signature Scheme from Bilinear Maps - Jun Furukawa; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

A Provably Secure Refreshable Partially Anonymous Token and Its Applications - Rie Shigetomi; Akira Otsuka; Jun Furukawa; Keith Martin; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

Key-Dependent Weak IVs and Weak Keys in WEP - How to Trace Conditions Back to Their Patterns - - Kazukuni Kobara; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

A Dynamical Bifurcation of Distinguishability in Thermalization Processes, from Classical to Quantum - Kentaro Imafuku; Hideki Imai (Inf. Media Technol., 2006)

Relations among Notions of Security for Identity Based Encryption Schemes - Peng Yang; Goichiro Hanaoka; Yang Cui; Rui Zhang; Nuttapong Attrapadung; Kanta Matsuura; Hideki Imai (Inf. Media Technol., 2006)

LR-AKE-Based AAA for Network Mobility (NEMO) Over Wireless Links - Hanane Fathi; SeongHan Shin; Kazukuni Kobara; Shyam S. Chakraborty; Hideki Imai; Ramjee Prasad (IEEE J. Sel. Areas Commun., 2006)

Unconditionally Secure Chaffing-and-Winnowing: A Relationship Between Encryption and Authentication - Goichiro Hanaoka; Yumiko Hanaoka; Manabu Hagiwara; Hajime Watanabe; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 16th International Symposium, AAECC-16, Las Vegas, NV, USA, February 20-24, 2006, Proceedings, 2006)

On Achieving Chosen Ciphertext Security with Decryption Errors - Yang Cui; Kazukuni Kobara; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 16th International Symposium, AAECC-16, Las Vegas, NV, USA, February 20-24, 2006, Proceedings, 2006)

Applying Fujisaki-Okamoto to Identity-Based Encryption - Peng Yang; Takashi Kitagawa; Goichiro Hanaoka; Rui Zhang; Kanta Matsuura; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 16th International Symposium, AAECC-16, Las Vegas, NV, USA, February 20-24, 2006, Proceedings, 2006)

A Short Random Fingerprinting Code Against a Small Number of Pirates - Manabu Hagiwara; Goichiro Hanaoka; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 16th International Symposium, AAECC-16, Las Vegas, NV, USA, February 20-24, 2006, Proceedings, 2006)

A General Formulation of Algebraic and Fast Correlation Attacks Based on Dedicated Sample Decimation - Miodrag J. Mihaljevic; Marc P. C. Fossorier; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 16th International Symposium, AAECC-16, Las Vegas, NV, USA, February 20-24, 2006, Proceedings, 2006)

Adaptively Secure Traitor Tracing Against Key Exposure and Its Application to Anywhere TV Service - Kazuto Ogawa; Goichiro Hanaoka; Hideki Imai (Information Security and Privacy, 11th Australasian Conference, ACISP 2006, Melbourne, Australia, July 3-5, 2006, Proceedings, 2006)

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 (Information Security and Privacy, 11th Australasian Conference, ACISP 2006, Melbourne, Australia, July 3-5, 2006, Proceedings, 2006)

Tag-KEM from Set Partial Domain One-Way Permutations - Masayuki Abe; Yang Cui; Hideki Imai; Kaoru Kurosawa (Information Security and Privacy, 11th Australasian Conference, ACISP 2006, Melbourne, Australia, July 3-5, 2006, Proceedings, 2006)

A Hierarchical Key Management Approach for Secure Multicast - Jian Wang; Miodrag J. Mihaljevic; Lein Harn; Hideki Imai (Architecture of Computing Systems - ARCS 2006, 19th International Conference, Frankfurt/Main, Germany, March 13-16, 2006, Proceedings, 2006)

Forward-Secure and Searchable Broadcast Encryption with Short Ciphertexts and Private Keys - Nuttapong Attrapadung; Jun Furukawa; Hideki Imai (Advances in Cryptology - ASIACRYPT 2006, 12th International Conference on the Theory and Application of Cryptology and Information Security, Shanghai, China, December 3-7, 2006, Proceedings, 2006)

Efficient Identity-Based Encryption with Tight Security Reduction - Nuttapong Attrapadung; Jun Furukawa; Takeshi Gomi; Goichiro Hanaoka; Hideki Imai; Rui Zhang (Cryptology and Network Security, 5th International Conference, CANS 2006, Suzhou, China, December 8-10, 2006, Proceedings, 2006)

Digitally signed document sanitizing scheme based on bilinear maps - Kunihiko Miyazaki; Goichiro Hanaoka; Hideki Imai (Proceedings of the 2006 ACM Symposium on Information, Computer and Communications Security, ASIACCS 2006, Taipei, Taiwan, March 21-24, 2006, 2006)

An Elliptic Curve Based Authenticated Key Agreement Protocol for Wireless Security - SeongHan Shin; Kazukuni Kobara; Hideki Imai (Computational Intelligence and Security, International Conference, CIS 2006, Guangzhou, China, November 3-6, 2006, Revised Selected Papers, 2006)

A New Security Architecture for Personal Networks - SeongHan Shin; Hanane Fathi; Mohamed Imine; Kazukuni Kobara; Neeli R. Prasad; Hideki Imai (Proceedings of the Global Telecommunications Conference, 2006. GLOBECOM '06, San Francisco, CA, USA, 27 November - 1 December 2006, 2006)

An Efficient Compiler from Sigma-Protocol to 2-Move Deniable Zero-Knowledge - Jun Furukawa; Kaoru Kurosawa; Hideki Imai (Automata, Languages and Programming, 33rd International Colloquium, ICALP 2006, Venice, Italy, July 10-14, 2006, Proceedings, Part II, 2006)

Hierarchical Key Assignment for Black-Box Tracing with Efficient Ciphertext Size - Tatsuyuki Matsushita; Hideki Imai (Information and Communications Security, 8th International Conference, ICICS 2006, Raleigh, NC, USA, December 4-7, 2006, Proceedings, 2006)

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 (Progress in Cryptology - INDOCRYPT 2006, 7th International Conference on Cryptology in India, Kolkata, India, December 11-13, 2006, Proceedings, 2006)

Efficient Shared-Key Authentication Scheme from Any Weak Pseudorandom Function - Ryo Nojima; Kazukuni Kobara; Hideki Imai (Progress in Cryptology - INDOCRYPT 2006, 7th International Conference on Cryptology in India, Kolkata, India, December 11-13, 2006, Proceedings, 2006)

On the Oblivious Transfer Capacity of the Erasure Channel - Hideki Imai; Kirill Morozov; Anderson C. A. Nascimento (Proceedings 2006 IEEE International Symposium on Information Theory, ISIT 2006, The Westin Seattle, Seattle, Washington, USA, July 9-14, 2006, 2006)

Efficient Protocols Achieving the Commitment Capacity of Noisy Correlations - Hideki Imai; Kirill Morozov; Anderson C. A. Nascimento; Andreas J. Winter (Proceedings 2006 IEEE International Symposium on Information Theory, ISIT 2006, The Westin Seattle, Seattle, Washington, USA, July 9-14, 2006, 2006)

Bit Commitment over Gaussian Channels - João Barros; Hideki Imai; Anderson C. A. Nascimento; Stefan Skludarek (Proceedings 2006 IEEE International Symposium on Information Theory, ISIT 2006, The Westin Seattle, Seattle, Washington, USA, July 9-14, 2006, 2006)

An Authentication and Key Exchange Protocol for Secure Credential Services - SeongHan Shin; Kazukuni Kobara; Hideki Imai (Information Security, 9th International Conference, ISC 2006, Samos Island, Greece, August 30 - September 2, 2006, Proceedings, 2006)

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 (LATIN 2006: Theoretical Informatics, 7th Latin American Symposium, Valdivia, Chile, March 20-24, 2006, Proceedings, 2006)

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 (Proceedings of the IEEE 17th International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2006, 11-14 September 2006, Helsiniki, Finland, 2006)

Parallel Key-Insulated Public Key Encryption - Goichiro Hanaoka; Yumiko Hanaoka; Hideki Imai (Public Key Cryptography - PKC 2006, 9th International Conference on Theory and Practice of Public-Key Cryptography, New York, NY, USA, April 24-26, 2006, Proceedings, 2006)

Lightweight Privacy for Ubiquitous Devices - Akira Otsuka; Rie Shigetomi; Hideki Imai (Proceedings of the IEEE International Conference on Systems, Man and Cybernetics, Taipei, Taiwan, October 8-11, 2006, 2006)

Privacy Enhanced and Light Weight RFID System without Tag Synchronization and Exhaustive Search - Masataka Suzuki; Kazukuni Kobara; Hideki Imai (Proceedings of the IEEE International Conference on Systems, Man and Cybernetics, Taipei, Taiwan, October 8-11, 2006, 2006)

Next Wireless Security Architecture for MJPv6 - Hanane Fathi; SeongHan Shin; Kazukuni Kobara; Hideki Imai (Proceedings of the IEEE International Conference on Systems, Man and Cybernetics, Taipei, Taiwan, October 8-11, 2006, 2006)

Reducing the Spread of Damage of Key Exposures in Key-Insulated Encryption - Thi Lan Anh Phan; Yumiko Hanaoka; Goichiro Hanaoka; Kanta Matsuura; Hideki Imai (Progressin Cryptology - VIETCRYPT 2006, First International Conference on Cryptology in Vietnam, Hanoi, Vietnam, September 25-28, 2006, Revised Selected Papers, 2006)

Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 16th International Symposium, AAECC-16, Las Vegas, NV, USA, February 20-24, 2006, Proceedings - Marc P. C. Fossorier; Hideki Imai; Shu Lin; Alain Poli (Springer, 2006)

Optimal probabilistic fingerprinting codes using optimal finite random variables related to numerical quadrature - Koji Nuida; Manabu Hagiwara; Hajime Watanabe; Hideki Imai (CoRR, 2006)

Gröbner Basis Based Cryptanalysis of SHA-1 - Makoto Sugita; Mitsuru Kawazoe; Hideki Imai (IACR Cryptol. ePrint Arch., 2006)

A Novel Algorithm for Solving the LPN Problem and its Application to Security Evaluation of the HB Protocol for RFID Authentication - Marc P. C. Fossorier; Miodrag J. Mihaljevic; Hideki Imai; Yang Cui; Kanta Matsuura (IACR Cryptol. ePrint Arch., 2006)

A Generic Construction of CCA-Secure Cryptosystems without NIZKP for a Bounded Number of Decryption Queries - Goichiro Hanaoka; Hideki Imai (IACR Cryptol. ePrint Arch., 2006)

Key management with minimized secret storage employing an erasure channel approach - Miodrag J. Mihaljevic; Marc P. C. Fossorier; Hideki Imai (IEEE Commun. Lett., 2005)

Digitally Signed Document Sanitizing Scheme with Disclosure Condition Control - Kunihiko Miyazaki; Mitsuru Iwamura; Tsutomu Matsumoto; Ryôichi Sasaki; Hiroshi Yoshiura; Satoru Tezuka; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

A Simple Leakage-Resilient Authenticated Key Establishment Protocol, Its Extensions, and Applications - SeongHan Shin; Kazukuni Kobara; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

A Flexible-Revocation Scheme for Efficient Public-Key Black-Box Traitor Tracing - Tatsuyuki Matsushita; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

How to Break COT-Based Fingerprinting Schemes and Design New One - JaeGwi Choi; Goichiro Hanaoka; Kyung Hyune Rhee; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

Leakage-resilient security architecture for mobile IPv6 in wireless overlay networks - Hanane Fathi; SeongHan Shin; Kazukuni Kobara; Shyam S. Chakraborty; Hideki Imai; Ramjee Prasad (IEEE J. Sel. Areas Commun., 2005)

An information theoretical model for quantum secret sharing - Hideki Imai; Jörn Müller-Quade; Anderson C. A. Nascimento; Pim Tuyls; Andreas J. Winter (Quantum Inf. Comput., 2005)

An Efficient Group Signature Scheme from Bilinear Maps - Jun Furukawa; Hideki Imai (Information Security and Privacy, 10th Australasian Conference, ACISP 2005, Brisbane, Australia, July 4-6, 2005, Proceedings, 2005)

IDS False Alarm Reduction Using Continuous and Discontinuous Patterns - Abdulrahman Alharby; Hideki Imai (Applied Cryptography and Network Security, Third International Conference, ACNS 2005, New York, NY, USA, June 7-10, 2005, Proceedings, 2005)

Efficient and Leakage-Resilient Authenticated Key Transport Protocol Based on RSA - SeongHan Shin; Kazukuni Kobara; Hideki Imai (Applied Cryptography and Network Security, Third International Conference, ACNS 2005, New York, NY, USA, June 7-10, 2005, Proceedings, 2005)

Short Signature and Universal Designated Verifier Signature Without Random Oracles - Rui Zhang; Jun Furukawa; Hideki Imai (Applied Cryptography and Network Security, Third International Conference, ACNS 2005, New York, NY, USA, June 7-10, 2005, Proceedings, 2005)

Graph-Decomposition-Based Frameworks for Subset-Cover Broadcast Encryption and Efficient Instantiations - Nuttapong Attrapadung; Hideki Imai (Advances in Cryptology - ASIACRYPT 2005, 11th International Conference on the Theory and Application of Cryptology and Information Security, Chennai, India, December 4-8, 2005, Proceedings, 2005)

Identity-Based Hierarchical Strongly Key-Insulated Encryption and Its Application - Yumiko Hanaoka; Goichiro Hanaoka; Junji Shikata; Hideki Imai (Advances in Cryptology - ASIACRYPT 2005, 11th International Conference on the Theory and Application of Cryptology and Information Security, Chennai, India, December 4-8, 2005, Proceedings, 2005)

Novel method for implementation of certain key management schemes to minimize secret storage - Miodrag J. Mihaljevic; Hideki Imai (2nd IEEE Consumer Communications and Networking Conference, CCNC 2005, Las Vegas, NV, USA, January 3-6, 2005, 2005)

How to Protect Peer-to-Peer Online Games from Cheats - Haruhiro Yoshimoto; Rie Shigetomi; Hideki Imai (Proceedings of the 2005 IEEE Symposium on Computational Intelligence and Games (CIG05), Essex University, Colchester, Essex, UK, 4-6 April, 2005, 2005)

Improvements on Security Proofs of Some Identity Based Encryption Schemes - Rui Zhang; Hideki Imai (Information Security and Cryptology, First SKLOIS Conference, CISC 2005, Beijing, China, December 15-17, 2005, Proceedings, 2005)

A Generic Conversion with Optimal Redundancy - Yang Cui; Kazukuni Kobara; Hideki Imai (Topics in Cryptology - CT-RSA 2005, The Cryptographers' Track at the RSA Conference 2005, San Francisco, CA, USA, February 14-18, 2005, Proceedings, 2005)

Security Weaknesses of Certain Broadcast Encryption Schemes - Miodrag J. Mihaljevic; Marc P. C. Fossorier; Hideki Imai (Digital Rights Management: Technologies, Issues, Challenges and Systems, First International Conference, DRMTICS 2005, Sydney, Australia, October 31 - November 2, 2005, Revised Selected Papers, 2005)

A Novel Broadcast Encryption Based on Time-Bound Cryptographic Keys - Miodrag J. Mihaljevic; Marc P. C. Fossorier; Hideki Imai (Digital Rights Management: Technologies, Issues, Challenges and Systems, First International Conference, DRMTICS 2005, Sydney, Australia, October 31 - November 2, 2005, Revised Selected Papers, 2005)

A Lower-Bound of Complexity for RSA-Based Password-Authenticated Key Exchange - SeongHan Shin; Kazukuni Kobara; Hideki Imai (Public Key Infrastructure, Second European PKI Workshop: Research and Applications, EuroPKI 2005, Canterbury, UK, June 30 - July 1, 2005, Revised Selected Papers, 2005)

On the impact of security on latency in WLAN 802.11b - Hanane Fathi; Kazukuni Kobara; Shyam S. Chakraborty; Hideki Imai; Ramjee Prasad (Proceedings of the Global Telecommunications Conference, 2005. GLOBECOM '05, St. Louis, Missouri, USA, 28 November - 2 December 2005, 2005)

Key Management for Multicast Fingerprinting - Jian Wang; Lein Harn; Hideki Imai (Information Systems Security, First International Conference, ICISS 2005, Kolkata, India, December 19-21, 2005, Proceedings, 2005)

A Simplified Leakage-Resilient Authenticated Key Exchange Protocol with Optimal Memory Size - SeongHan Shin; Kazukuni Kobara; Hideki Imai (Networking - ICN 2005, 4th International Conference on Networking, ReunionIsland, France, April 17-21, 2005, Proceedings, Part II, 2005)

Cryptanalysis of Keystream Generator by Decimated Sample Based Algebraic and Fast Correlation Attacks - Miodrag J. Mihaljevic; Marc P. C. Fossorier; Hideki Imai (Progress in Cryptology - INDOCRYPT 2005, 6th International Conference on Cryptology in India, Bangalore, India, December 10-12, 2005, Proceedings, 2005)

A secure traitor tracing scheme against key exposure - Kazuto Ogawa; Goichiro Hanaoka; Hideki Imai (Proceedings of the 2005 IEEE International Symposium on Information Theory, ISIT 2005, Adelaide, South Australia, Australia, 4-9 September 2005, 2005)

A unified analysis for the fast correlation attack - Marc P. C. Fossorier; Miodrag J. Mihaljevic; Hideki Imai (Proceedings of the 2005 IEEE International Symposium on Information Theory, ISIT 2005, Adelaide, South Australia, Australia, 4-9 September 2005, 2005)

Hybrid Intrusion Detection Model Based on Ordered Sequences - Abdulrahman Alharby; Hideki Imai (Computer Network Security, Third International Workshop on Mathematical Methods, Models, and Architectures for Computer Network Security, MMM-ACNS 2005, St. Petersburg, Russia, September 25-27, 2005, Proceedings, 2005)

Trends and Challenges for Securer Cryptography in Practice - Hideki Imai (Progress in Cryptology - Mycrypt 2005, First International Conference on Cryptology in Malaysia, Kuala Lumpur, Malaysia, September 28-30, 2005, Proceedings, 2005)

Authenticated key exchange for wireless security - Hideki Imai; SeongHan Shin; Kazukuni Kobara (IEEE Wireless Communications and Networking Conference, WCNC 2005, March 13-17, 2005, New Orleans, Louisiana, USA, 2005)

A Secure Network Storage System with Information Privacy - SeongHan Shin; Kazukuni Kobara; Hideki Imai (WEWoRC 2005 - Western European Workshop on Research in Cryptology, July 5-7, 2005, Leuven, Belgium, 2005)

Cryptrec - Hideki Imai; Atsuhiro Yamagishi (Encyclopedia of Cryptography and Security, 2005)

A Secure Traitor Tracing Scheme against Key Exposure - Kazuto Ogawa; Goichiro Hanaoka; Hideki Imai (CoRR, 2005)

Time-Data-Memory Trade-Off Based Cryptanalysis of Certain Broadcast Encryption Schemes - Miodrag J. Mihaljevic; Marc P. C. Fossorier; Hideki Imai (IACR Cryptol. ePrint Arch., 2005)

Security Proof of "Efficient and Leakage-Resilient Authenticated Key Transport Protocol Based on RSA" - SeongHan Shin; Kazukuni Kobara; Hideki Imai (IACR Cryptol. ePrint Arch., 2005)

Relations Among Notions of Security for Identity Based Encryption Schemes - Nuttapong Attrapadung; Yang Cui; Goichiro Hanaoka; Hideki Imai; Kanta Matsuura; Peng Yang; Rui Zhang (IACR Cryptol. ePrint Arch., 2005)

Efficient Identity-Based Encryption with Tight Security Reduction - Nuttapong Attrapadung; Benoît Chevallier-Mames; Jun Furukawa; Takeshi Gomi; Goichiro Hanaoka; Hideki Imai; Rui Zhang (IACR Cryptol. ePrint Arch., 2005)

Efficient Unconditionally Secure Digital Signatures - Goichiro Hanaoka; Junji Shikata; Yuliang Zheng; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2004)

Managing Encryption and Key Publication Independently in Digital Rights Management Systems - Goichiro Hanaoka; Kazuto Ogawa; Itsuro Murota; Go Ohtake; Keigo Majima; Seiichi Gohshi; Kimiyuki Oyamada; Seiichi Namba; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2004)

On the suboptimality of iterative decoding for turbo-like and LDPC codes with cycles in their graph representation - Motohiko Isaka; Marc P. C. Fossorier; Hideki Imai (IEEE Trans. Commun., 2004)

Phase-noise effects on turbo trellis-coded over M-ary coherent channels - Tadashi Minowa; Hideki Ochiai; Hideki Imai (IEEE Trans. Commun., 2004)

Information Theoretically Secure Oblivious Polynomial Evaluation: Model, Bounds, and Constructions - Goichiro Hanaoka; Hideki Imai; Jörn Müller-Quade; Anderson C. A. Nascimento; Akira Otsuka; Andreas J. Winter (Information Security and Privacy: 9th Australasian Conference, ACISP 2004, Sydney, Australia, July 13-15, 2004. Proceedings, 2004)

On the Security of Cryptosystems with All-or-Nothing Transform - Rui Zhang; Goichiro Hanaoka; Hideki Imai (Applied Cryptography and Network Security, Second International Conference, ACNS 2004, Yellow Mountain, China, June 8-11, 2004, Proceedings, 2004)

Unconditionally Non-interactive Verifiable Secret Sharing Secure against Faulty Majorities in the Commodity Based Model - Anderson C. A. Nascimento; Jörn Müller-Quade; Akira Otsuka; Goichiro Hanaoka; Hideki Imai (Applied Cryptography and Network Security, Second International Conference, ACNS 2004, Yellow Mountain, China, June 8-11, 2004, Proceedings, 2004)

A Public-Key Black-Box Traitor Tracing Scheme with Sublinear Ciphertext Size Against Self-Defensive Pirates - Tatsuyuki Matsushita; Hideki Imai (Advances in Cryptology - ASIACRYPT 2004, 10th International Conference on the Theory and Application of Cryptology and Information Security, Jeju Island, Korea, December 5-9, 2004, Proceedings, 2004)

Comparison Between XL and Gröbner Basis Algorithms - Gwénolé Ars; Jean-Charles Faugère; Hideki Imai; Mitsuru Kawazoe; Makoto Sugita (Advances in Cryptology - ASIACRYPT 2004, 10th International Conference on the Theory and Application of Cryptology and Information Security, Jeju Island, Korea, December 5-9, 2004, Proceedings, 2004)

Bit String Commitment Reductions with a Non-zero Rate - Anderson C. A. Nascimento; Jörn Müller-Quade; Hideki Imai (Topics in Cryptology - CT-RSA 2004, The Cryptographers' Track at the RSA Conference 2004, San Francisco, CA, USA, February 23-27, 2004, Proceedings, 2004)

Secret-Public Storage Trade-Off for Broadcast Encryption Key Management - Miodrag J. Mihaljevic; Marc P. C. Fossorier; Hideki Imai (Information and Communications Security, 6th International Conference, ICICS 2004, Malaga, Spain, October 27-29, 2004, Proceedings, 2004)

Rates for bit commitment and coin tossing from noisy correlation - Hideki Imai; Jörn Müller-Quade; Anderson C. A. Nascimento; Andreas J. Winter (Proceedings of the 2004 IEEE International Symposium on Information Theory, ISIT 2004, Chicago Downtown Marriott, Chicago, Illinois, USA, June 27 - July 2, 2004, 2004)

On the Security of Multiple Encryption or CCA-security+CCA-security=CCA-security? - Rui Zhang; Goichiro Hanaoka; Junji Shikata; Hideki Imai (Public Key Cryptography - PKC 2004, 7th International Workshop on Theory and Practice in Public Key Cryptography, Singapore, March 1-4, 2004, 2004)

The Decimated Sample Based Improved Algebraic Attacks on the Nonlinear Filters - Miodrag J. Mihaljevic; Hideki Imai (Security in Communication Networks, 4th International Conference, SCN 2004, Amalfi, Italy, September 8-10, 2004, Revised Selected Papers, 2004)

Application of trust-metrics for evaluating performance system in ad-hoc networks with privacy - Jin Tamura; Kazukuni Kobara; Hideki Imai; Ramjee Prasad (2004 IEEE Wireless Communications and Networking Conference , WCNC 2004, Atlanta, Georgia, USA, 21-25 March 2004, 2004)

Dynamic Fingerprinting over Broadcast Using Revocation Scheme - Mira Kim; Kazukuni Kobara; Hideki Imai (Information Security Applications, 5th International Workshop, WISA 2004, Jeju Island, Korea, August 23-25, 2004, Revised Selected Papers, 2004)

Relation between XL algorithm and Gröbner Bases Algorithms - Makoto Sugita; Mitsuru Kawazoe; Hideki Imai (IACR Cryptol. ePrint Arch., 2004)

Identity-Based Hierarchical Strongly Key-Insulated Encryption and Its Application - Yumiko Hanaoka; Goichiro Hanaoka; Junji Shikata; Hideki Imai (IACR Cryptol. ePrint Arch., 2004)

Best Truncated and Impossible Differentials of Feistel Block Ciphers with S-D (Substitution and Diffusion) or D-S Round Functions - Makoto Sugita; Kazukuni Kobara; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

Irregular Low-Density Parity-Check Code Design Based on Euclidean Geometries - Wataru Matsumoto; Weigang Xu; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

Constructing c-Secure CRT Codes Using Polynomials over Finite Fields - Mira Kim; Junji Shikata; Hirofumi Muratani; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

On the one-wayness against chosen-plaintext attacks of the Loidreau's modified McEliece PKC - Kazukuni Kobara; Hideki Imai (IEEE Trans. Inf. Theory, 2003)

Unconditionally Secure Homomorphic Pre-distributed Commitments - Anderson C. A. Nascimento; Akira Otsuka; Hideki Imai; Jörn Müller-Quade (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 15th International Symposium, AAECC-15, Toulouse, France, May 12-16, 2003, Proceedings, 2003)

Flaws in Some Robust Optimistic Mix-Nets - Masayuki Abe; Hideki Imai (Information Security and Privacy, 8th Australasian Conference, ACISP 2003, Wollongong, Australia, July 9-11, 2003, Proceedings, 2003)

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 (Information Security and Privacy, 8th Australasian Conference, ACISP 2003, Wollongong, Australia, July 9-11, 2003, Proceedings, 2003)

Round Optimal Distributed Key Generation of Threshold Cryptosystem Based on Discrete Logarithm Problem - Rui Zhang; Hideki Imai (Applied Cryptography and Network Security, First International Conference, ACNS 2003. Kunming, China, October 16-19, 2003, Proceedings, 2003)

Leakage-Resilient Authenticated Key Establishment Protocols - SeongHan Shin; Kazukuni Kobara; Hideki Imai (Advances in Cryptology - ASIACRYPT 2003, 9th International Conference on the Theory and Application of Cryptology and Information Security, Taipei, Taiwan, November 30 - December 4, 2003, Proceedings, 2003)

Sequential Key Derivation Patterns for Broadcast Encryption and Key Predistribution Schemes - Nuttapong Attrapadung; Kazukuni Kobara; Hideki Imai (Advances in Cryptology - ASIACRYPT 2003, 9th International Conference on the Theory and Application of Cryptology and Information Security, Taipei, Taiwan, November 30 - December 4, 2003, Proceedings, 2003)

Broadcast encryption with short keys and transmissions - Nuttapong Attrapadung; Kazukuni Kobara; Hideki Imai (Proceedings of the 2003 ACM workshop on Digital rights management 2003, Washington, DC, USA, October 27, 2003, 2003)

Compact Conversion Schemes for the Probabilistic OW-PCA Primitives - Yang Cui; Kazukuni Kobara; Hideki Imai (Information and Communications Security, 5th International Conference, ICICS 2003, Huhehaote, China, October 10-13, 2003, Proceedings, 2003)

Commitment Capacity of Discrete Memoryless Channels - Andreas J. Winter; Anderson C. A. Nascimento; Hideki Imai (Cryptography and Coding, 9th IMA International Conference, Cirencester, UK, December 16-18, 2003, Proceedings, 2003)

Unconditionally Secure Homomorphic Pre-distributed Bit Commitment and Secure Two-Party Computations - Anderson C. A. Nascimento; Jörn Müller-Quade; Akira Otsuka; Goichiro Hanaoka; Hideki Imai (Information Security, 6th International Conference, ISC 2003, Bristol, UK, October 1-3, 2003, Proceedings, 2003)

The Role of Arbiters in Asymmetric Authentication Schemes - Goichiro Hanaoka; Junji Shikata; Yumiko Hanaoka; Hideki Imai (Information Security, 6th International Conference, ISC 2003, Bristol, UK, October 1-3, 2003, Proceedings, 2003)

Equivalence between Semantic Security and Indistinguishability against Chosen Ciphertext Attacks - Yodai Watanabe; Junji Shikata; Hideki Imai (Public Key Cryptography - PKC 2003, 6th International Workshop on Theory and Practice in Public Key Cryptography, Miami, FL, USA, January 6-8, 2003, Proceedings, 2003)

Anonymous authentication scheme for XML security standard with Refreshable Tokens - Rie Shigetomi; Akira Otsuka; Hideki Imai (Proceedings of the 2003 ACM Workshop on XML Security, Fairfax, VA, USA, October 31, 2003, 2003)

Commitment Capacity of Discrete Memoryless Channels - Andreas J. Winter; Anderson C. A. Nascimento; Hideki Imai (CoRR, 2003)

Pretty-Simple Password-Authenticated Key-Exchange Under Standard Assumptions - Kazukuni Kobara; Hideki Imai (IACR Cryptol. ePrint Arch., 2003)

Commitment Capacity of Discrete Memoryless Channels - Andreas J. Winter; Anderson C. A. Nascimento; Hideki Imai (IACR Cryptol. ePrint Arch., 2003)

On the Security of Multiple Encryption or CCA-security+CCA-security=CCA-security? - Rui Zhang; Goichiro Hanaoka; Junji Shikata; Hideki Imai (IACR Cryptol. ePrint Arch., 2003)

A Hierarchical Non-interactive Key-Sharing Scheme with Low Memory Size and High Resistance against Collusion Attacks - Goichiro Hanaoka; Tsuyoshi Nishioka; Yuliang Zheng; Hideki Imai (Comput. J., 2002)

Cryptanalysis of TOYOCRYPT-HS1 Stream Cipher - Miodrag J. Mihaljevic; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Semantically Secure McEliece Public-Key Cryptosystem - Kazukuni Kobara; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

An Unconditionally Secure Electronic Cash Scheme with Computational Untraceability - Akira Otsuka; Goichiro Hanaoka; Junji Shikata; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

A Traitor Traceable Conference System with Dynamic Sender - Goichiro Hanaoka; Junji Shikata; Yuliang Zheng; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Effect of Noisy Estimation on Turbo-Coded Modulation over Flat Rayleigh Fading Channels - Tadashi Minowa; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Pretty-Simple Password-Authenticated Key-Exchange Protocol Proven to be Secure in the Standard Model - Kazukuni Kobara; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Performance analysis of deliberately clipped OFDM signals - Hideki Ochiai; Hideki Imai (IEEE Trans. Commun., 2002)

Security in Wireless Communication - Mohammad Ghulam Rahman; Hideki Imai (Wirel. Pers. Commun., 2002)

Unconditionally Secure Anonymous Encryption and Group Authentication - Goichiro Hanaoka; Junji Shikata; Yumiko Hanaoka; Hideki Imai (Advances in Cryptology - ASIACRYPT 2002, 8th International Conference on the Theory and Application of Cryptology and Information Security, Queenstown, New Zealand, December 1-5, 2002, Proceedings, 2002)

Security Notions for Unconditionally Secure Signature Schemes - Junji Shikata; Goichiro Hanaoka; Yuliang Zheng; Hideki Imai (Advances in Cryptology - EUROCRYPT 2002, International Conference on the Theory and Applications of Cryptographic Techniques, Amsterdam, The Netherlands, April 28 - May 2, 2002, Proceedings, 2002)

Iterative reliability-based decoding of turbo-like codes - Motohiko Isaka; Marc P. C. Fossorier; Hideki Imai (IEEE International Conference on Communications, ICC 2002, April 28 - May 2, 2002, New York City, NY, USA, 2002)

Digital Timestamps for Dispute Settlement in Electronic Commerce: Generation, Verification, and Renewal - Kanta Matsuura; Hideki Imai (ICEIS 2002, Proceedings of the 4st International Conference on Enterprise Information Systems, Ciudad Real, Spain, April 2-6, 2002, 2002)

Unconditionally Secure Key Insulated Cryptosystems: Models, Bounds and Constructions - Yumiko Hanaoka; Goichiro Hanaoka; Junji Shikata; Hideki Imai (Information and Communications Security, 4th International Conference, ICICS 2002, Singapore, December 9-12, 2002, Proceedings, 2002)

An Anonymous Loan System Based on Group Signature Scheme - Rie Shigetomi; Akira Otsuka; Takahide Ogawa; Hideki Imai (Information Security, 5th International Conference, ISC 2002 Sao Paulo, Brazil, September 30 - October 2, 2002, Proceedings, 2002)

Traceability Schemes for Signed Documents - Shoko Yonezawa; Goichiro Hanaoka; Junji Shikata; Hideki Imai (Information Security, 5th International Conference, ISC 2002 Sao Paulo, Brazil, September 30 - October 2, 2002, Proceedings, 2002)

Cryptography with information theoretic security - Hideki Imai; Goichiro Hanaoka; Junji Shikata; Akira Otsuka; Anderson C. A. Nascimento (Proceedings of the 2002 IEEE Information Theory Workshop, ITW 2002, 20-25 October 2002, Bangalore, India, 2002)

Efficient and Unconditionally Secure Digital Signatures and a Security Analysis of a Multireceiver Authentication Code - Goichiro Hanaoka; Junji Shikata; Yuliang Zheng; Hideki Imai (Public Key Cryptography, 5th International Workshop on Practice and Theory in Public Key Cryptosystems, PKC 2002, Paris, France, February 12-14, 2002, Proceedings, 2002)

New Chosen-Plaintext Attacks on the One-Wayness of the Modified McEliece PKC Proposed at Asiacrypt 2000 - Kazukuni Kobara; Hideki Imai (Public Key Cryptography, 5th International Workshop on Practice and Theory in Public Key Cryptosystems, PKC 2002, Paris, France, February 12-14, 2002, Proceedings, 2002)

Two Alerts for Design of Certain Stream Ciphers: Trapped LFSR and Weak Resilient Function over GF(q) - Paul Camion; Miodrag J. Mihaljevic; Hideki Imai (Selected Areas in Cryptography, 9th Annual International Workshop, SAC 2002, St. John's, Newfoundland, Canada, August 15-16, 2002. Revised Papers, 2002)

Equivalence between semantic security and indistinguishability against chosen ciphertext attacks - Yodai Watanabe; Junji Shikata; Hideki Imai (IACR Cryptol. ePrint Arch., 2002)

OAEP++ : A Very Simple Way to Apply OAEP to Deterministic OW-CPA Primitives - Kazukuni Kobara; Hideki Imai (IACR Cryptol. ePrint Arch., 2002)

Quantum Identification Protocol with Technologically Bounded Parties - Anderson C. A. Nascimento; Jörn Müller-Quade; Hideki Imai (Electron. Notes Discret. Math., 2001)

On the iterative decoding of multilevel codes - Motohiko Isaka; Hideki Imai (IEEE J. Sel. Areas Commun., 2001)

On the distribution of the peak-to-average power ratio in OFDM signals - Hideki Ochiai; Hideki Imai (IEEE Trans. Commun., 2001)

Security of Reduced Version of the Block Cipher Camellia against Truncated and Impossible Differential Cryptanalysis - Makoto Sugita; Kazukuni Kobara; Hideki Imai (Advances in Cryptology - ASIACRYPT 2001, 7th International Conference on the Theory and Application of Cryptology and Information Security, Gold Coast, Australia, December 9-13, 2001, Proceedings, 2001)

Efficient Asymmetric Public-Key Traitor Tracing without Trusted Agents - Yuji Watanabe; Goichiro Hanaoka; Hideki Imai (Topics in Cryptology - CT-RSA 2001, The Cryptographer's Track at RSA Conference 2001, San Francisco, CA, USA, April 8-12, 2001, Proceedings, 2001)

Fast Correlation Attack Algorithm with List Decoding and an Application - Miodrag J. Mihaljevic; Marc P. C. Fossorier; Hideki Imai (Fast Software Encryption, 8th International Workshop, FSE 2001 Yokohama, Japan, April 2-4, 2001, Revised Papers, 2001)

Decoding of high-rate turbo codes using a syndrome trellis - Tadashi Minowa; Hideki Imai (IEEE International Conference on Communications, ICC 2001, June 11-14, Helsinki, Finland, 2001)

Semantically Secure McEliece Public-Key Cryptosystems-Conversions for McEliece PKC - Kazukuni Kobara; Hideki Imai (Public Key Cryptography, 4th International Workshop on Practice and Theory in Public Key Cryptography, PKC 2001, Cheju Island, Korea, February 13-15, 2001, Proceedings, 2001)

Efficient Asymmetric Self-Enforcement Scheme with Public Traceability - Hirotaka Komaki; Yuji Watanabe; Goichiro Hanaoka; Hideki Imai (Public Key Cryptography, 4th International Workshop on Practice and Theory in Public Key Cryptography, PKC 2001, Cheju Island, Korea, February 13-15, 2001, Proceedings, 2001)

More Robust Multiparty Protocols with Oblivious Transfer - Jörn Müller-Quade; Hideki Imai (CoRR, 2001)

Pretty-Simple Password-Authenticated Key-Exchange Protocol - Kazukuni Kobara; Hideki Imai (CoRR, 2001)

Relating Differential Distribution Tables to Other Properties of of Substitution Boxes - Xian-Mo Zhang; Yuliang Zheng; Hideki Imai (Des. Codes Cryptogr., 2000)

On decoding of block codes with peak-power reduction in OFDM systems - Hideki Ochiai; Marc P. C. Fossorier; Hideki Imai (IEEE Commun. Lett., 2000)

Performance of the deliberate clipping with adaptive symbol selection for strictly band-limited OFDM systems - Hideki Ochiai; Hideki Imai (IEEE J. Sel. Areas Commun., 2000)

Multilevel coded modulation for unequal error protection and multistage decoding .I. Symmetric constellations - Robert Morelos-Zaragoza; Marc P. C. Fossorier; Shu Lin; Hideki Imai (IEEE Trans. Commun., 2000)

Multilevel coded modulation for unequal error protection and multistage decoding. II. Asymmetric constellations - Motohiko Isaka; Marc P. C. Fossorier; Robert Morelos-Zaragoza; Shu Lin; Hideki Imai (IEEE Trans. Commun., 2000)

MDPSK-OFDM with highly power-efficient block codes for frequency-selective fading channels - Hideki Ochiai; Hideki Imai (IEEE Trans. Veh. Technol., 2000)

Relationships among Differential, Truncated Differential, Impossible Differential Cryptanalyses against Word-Oriented Block Ciphers like RIJNDAEL, E2 - Makoto Sugita; Kazukuni Kobara; Kazuhiro Uehara; Shuji Kubota; Hideki Imai (The Third Advanced Encryption Standard Candidate Conference, April 13-14, 2000, New York, New York, USA, 2000)

Unconditionally Secure Digital Signature Schemes Admitting Transferability - Goichiro Hanaoka; Junji Shikata; Yuliang Zheng; Hideki Imai (Advances in Cryptology - ASIACRYPT 2000, 6th International Conference on the Theory and Application of Cryptology and Information Security, Kyoto, Japan, December 3-7, 2000, Proceedings, 2000)

CRYPTREC Project - Cryptographic Evaluation Project for the Japanese Electronic Government - Hideki Imai; Atsuhiro Yamagishi (Advances in Cryptology - ASIACRYPT 2000, 6th International Conference on the Theory and Application of Cryptology and Information Security, Kyoto, Japan, December 3-7, 2000, Proceedings, 2000)

Reducing the round complexity of a sealed-bid auction protocol with an off-line TTP - Yuji Watanabe; Hideki Imai (CCS 2000, Proceedings of the 7th ACM Conference on Computer and Communications Security, Athens, Greece, November 1-4, 2000, 2000)

A Low-Complexity and High-Performance Algorithm for the Fast Correlation Attack - Miodrag J. Mihaljevic; Marc P. C. Fossorier; Hideki Imai (Fast Software Encryption, 7th International Workshop, FSE 2000, New York, NY, USA, April 10-12, 2000, Proceedings, 2000)

Reduced-complexity iterative decoding of high-rate turbo codes - Tadashi Minowa; Hideki Imai (Proceedings of the Global Telecommunications Conference, 2000. GLOBECOM 2000, San Francisco, CA, USA, 27 November - 1 December 2000, 2000)

On clipping for peak power reduction of OFDM signals - Hideki Ochiai; Hideki Imai (Proceedings of the Global Telecommunications Conference, 2000. GLOBECOM 2000, San Francisco, CA, USA, 27 November - 1 December 2000, 2000)

A Practical Implementation of Hierarchically Structured Key Predistribution System and Its Evaluation - Daisuke Nojiri; Goichiro Hanaoka; Hideki Imai (Information Security, Third International Workshop, ISW 2000, Wollongong, NSW, Australia, December 20-21, 2000, Proceedings, 2000)

Public Key Cryptography, Third International Workshop on Practice and Theory in Public Key Cryptography, PKC 2000, Melbourne, Victoria, Australia, January 18-20, 2000, Proceedings - Hideki Imai; Yuliang Zheng (Springer, 2000)

Anonymous Oblivious Transfer - Jörn Müller-Quade; Hideki Imai (CoRR, 2000)

Performance of OFDM-CDMA with Simple Peak Power Reduction - Hideki Ochiai; Hideki Imai (Eur. Trans. Telecommun., 1999)

Reduced complexity iterative decoding of low-density parity check codes based on belief propagation - Marc P. C. Fossorier; Miodrag J. Mihaljevic; Hideki Imai (IEEE Trans. Commun., 1999)

Restriction, Terms and Nonlinearity of Boolean Functions - Yuliang Zheng; Xian-Mo Zhang; Hideki Imai (Theor. Comput. Sci., 1999)

Critical Noise for Convergence of Iterative Probabilistic Decoding with Belief Propagation in Cryptographic Applications - Marc P. C. Fossorier; Miodrag J. Mihaljevic; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 13th International Symposium, AAECC-13, Honolulu, Hawaii, USA, November 15-19, 1999, Proceedings, 1999)

Optimizing the Menezes-Okamoto-Vanstone (MOV) Algorithm for Non-supersingular Elliptic Curves - Junji Shikata; Yuliang Zheng; Joe Suzuki; Hideki Imai (Advances in Cryptology - ASIACRYPT '99, International Conference on the Theory and Applications of Cryptology and Information Security, Singapore, November 14-18, 1999, Proceedings, 1999)

An Efficient Hierarchical Identity-Based Key-Sharing Method Resistant against Collusion-Attacks - Goichiro Hanaoka; Tsuyoshi Nishioka; Yuliang Zheng; Hideki Imai (Advances in Cryptology - ASIACRYPT '99, International Conference on the Theory and Applications of Cryptology and Information Security, Singapore, November 14-18, 1999, Proceedings, 1999)

Comparing the MOV and FR Reductions in Elliptic Curve Cryptography - Ryuichi Harasawa; Junji Shikata; Joe Suzuki; Hideki Imai (Advances in Cryptology - EUROCRYPT '99, International Conference on the Theory and Application of Cryptographic Techniques, Prague, Czech Republic, May 2-6, 1999, Proceeding, 1999)

On Channel Capacity and Modulation of Watermarks in Digital Still Images - Markus Breitbach; Hideki Imai (Financial Cryptography, Third International Conference, FC'99, Anguilla, British West Indies, February 1999, Proceedings, 1999)

Optimal Construction of Unconditionally Secure ID-Based Key Sharing Scheme for Large-Scale Networks - Goichiro Hanaoka; Tsuyoshi Nishioka; Yuliang Zheng; Hideki Imai (Information and Communication Security, Second International Conference, ICICS'99, Sydney, Australia, November 9-11, 1999, Proceedings, 1999)

On the Channel Capacity of Narrow-Band Subliminal Channels - Kazukuni Kobara; Hideki Imai (Information and Communication Security, Second International Conference, ICICS'99, Sydney, Australia, November 9-11, 1999, Proceedings, 1999)

Active Rebooting Method for Proactivized System: How to Enhance the Security against Latent Virus Attacks - Yuji Watanabe; Hideki Imai (Information Security, Second International Workshop, ISW'99, Kuala Lumpur, Malaysia, November 1999, Proceedings, 1999)

A New Digital Signature Scheme on ID-Based Key-Sharing Infrastructures - Tsuyoshi Nishioka; Goichiro Hanaoka; Hideki Imai (Information Security, Second International Workshop, ISW'99, Kuala Lumpur, Malaysia, November 1999, Proceedings, 1999)

Shared Generation of Random Number with Timestamp: How to Cope with the Leakage of the CA's Secret - Yuji Watanabe; Hideki Imai (Public Key Cryptography, Second International Workshop on Practice and Theory in Public Key Cryptography, PKC '99, Kamakura, Japan, March 1-3, 1999, Proceedings, 1999)

Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 13th International Symposium, AAECC-13, Honolulu, Hawaii, USA, November 15-19, 1999, Proceedings - Marc P. C. Fossorier; Hideki Imai; Shu Lin; Alain Poli (Springer, 1999)

Public Key Cryptography, Second International Workshop on Practice and Theory in Public Key Cryptography, PKC '99, Kamakura, Japan, March 1-3, 1999, Proceedings - Hideki Imai; Yuliang Zheng (Springer, 1999)

How to Construct Efficient Signcryption Schemes on Elliptic Curves - Yuliang Zheng; Hideki Imai (Inf. Process. Lett., 1998)

On block-coded modulation using unequal error protection codes over Rayleigh-fading channels - Robert Morelos-Zaragoza; Tadao Kasami; Shu Lin; Hideki Imai (IEEE Trans. Commun., 1998)

Binary multilevel convolutional codes with unequal error protection capabilities - Robert Morelos-Zaragoza; Hideki Imai (IEEE Trans. Commun., 1998)

Applications of Error-Control Coding - Daniel J. Costello Jr.; Joachim Hagenauer; Hideki Imai; Stephen B. Wicker (IEEE Trans. Inf. Theory, 1998)

LITESET: A Light-Weight Secure Electronic Transaction Protocol - Goichiro Hanaoka; Yuliang Zheng; Hideki Imai (Information Security and Privacy, Third Australasian Conference, ACISP'98, Brisbane, Queensland, Australia, July 1998, Proceedings, 1998)

OFDM-CDMA with peak power reduction based on the spreading sequences - Hideki Ochiai; Hideki Imai (1998 IEEE International Conference on Communications, ICC 1998, Atlanta, GA, USA, June 7-11, 1998, 1998)

A successive carrier-transmission model for narrow-band subliminal channels - Kazukuni Kobara; Hideki Imai (The 1st International Conference on Information Security and Cryptology, ICSCI '98, December 18-19, 1998, Seoul, Korea, Proceedings, 1998)

Compact and Unforgeable Key Establishment over an ATM Network - Yuliang Zheng; Hideki Imai (Proceedings IEEE INFOCOM '98, The Conference on Computer Communications, Seventeenth Annual Joint Conference of the IEEE Computer and Communications Societies, Gateway to the 21st Century, San Francisco, CA, USA, March 29 - April 2, 1998, 1998)

A Cellular Automaton Based Fast One-Way Hash Function Suitable for Hardware Implementation - Miodrag J. Mihaljevic; Yuliang Zheng; Hideki Imai (Public Key Cryptography, First International Workshop on Practice and Theory in Public Key Cryptography, PKC '98, Pacifico Yokohama, Japan, February 5-6, 1998, Proceedings, 1998)

Compact and Flexible Resolution of CBT Multicast Key-Distribution - Kanta Matsuura; Yuliang Zheng; Hideki Imai (Worldwide Computing and Its Applications, International Conference, WWCA '98, Second International Conference, Tsukuba, Japan, March 4-5, 1998, Proceedings, 1998)

Public Key Cryptography, First International Workshop on Practice and Theory in Public Key Cryptography, PKC '98, Pacifico Yokohama, Japan, February 5-6, 1998, Proceedings - Hideki Imai; Yuliang Zheng (Springer, 1998)

Duality of Boolean functions and its cryptographic significance - Xian-Mo Zhang; Yuliang Zheng; Hideki Imai (Information and Communication Security, First International Conference, ICICS'97, Beijing, China, November 11-14, 1997, Proceedings, 1997)

Self-synchronized message randomization methods for subliminal channels - Kazukuni Kobara; Hideki Imai (Information and Communication Security, First International Conference, ICICS'97, Beijing, China, November 11-14, 1997, Proceedings, 1997)

On classes of rate k/(k+1) convolutional codes and their decoding techniques - P. CharnKeitKong; Hideki Imai; Kazuhiko Yamaguchi (IEEE Trans. Inf. Theory, 1996)

Limiting the Visible Space Visual Secret Sharing Schemes and Their Application to Human Identification - Kazukuni Kobara; Hideki Imai (Advances in Cryptology - ASIACRYPT '96, International Conference on the Theory and Applications of Cryptology and Information Security, Kyongju, Korea, November 3-7, 1996, Proceedings, 1996)

Integrated receiver structure of staged decoder and CCI canceller for CDMA with multilevel coded modulation - Ahmed Saifuddin; Ryuji Kohno; Hideki Imai (Eur. Trans. Telecommun., 1995)

A Design of Reed-Solomon Decoder with Systolic Array Structure - Keiichi Iwamura; Yasunori Dohi; Hideki Imai (IEEE Trans. Computers, 1995)

Multiuser detection scheme based on canceling cochannel interference for MFSK/FH-SSMA system - Tetsuo Mabuchi; Ryuji Kohno; Hideki Imai (IEEE J. Sel. Areas Commun., 1994)

Design of pseudonoise sequences with good odd and even correlation properties for DS/CDMA - Hidenobu Fukumasa; Ryuji Kohno; Hideki Imai (IEEE J. Sel. Areas Commun., 1994)

Information Security Aspects of Spread Spectrum Systems - Hideki Imai (Advances in Cryptology - ASIACRYPT '94, 4th International Conference on the Theory and Applications of Cryptology, Wollongong, Australia, November 28 - December 1, 1994, Proceedings, 1994)

A Spread-Spectrum Multiaccess System with Cochannel Interference Cancellation for Multipath Fading Channels - Young C. Yoon; Ryuji Kohno; Hideki Imai (IEEE J. Sel. Areas Commun., 1993)

Some Codes for Correcting and Detecting Unidirectional Byte Errors - Yuichi Saitoh; Hideki Imai (IEEE Trans. Computers, 1993)

Generalized concatenated codes for channels where unidirectional byte errors are predominant - Yuichi Saitoh; Hideki Imai (IEEE Trans. Inf. Theory, 1993)

Peak-Shift and Bit Error-Correction with Channel Side Information in Runlength-Limited Sequences - Yuichi Saitoh; Ikuyo Ibe; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 10th International Symposium, AAECC-10, San Juan de Puerto Rico, Puerto Rico, May 10-14, 1993, Proceedings, 1993)

Advances in Cryptology - ASIACRYPT '91, International Conference on the Theory and Applications of Cryptology, Fujiyoshida, Japan, November 11-14, 1991, Proceedings - Hideki Imai; Ronald L. Rivest; Tsutomu Matsumoto (Springer, 1993)

On Verifiable Implicit Asking Protocols for RSA Computation - Tsutomu Matsumoto; Hideki Imai; Chi-Sung Laih; Sung-Ming Yen (Advances in Cryptology - AUSCRYPT '92, Workshop on the Theory and Application of Cryptographic Techniques, Gold Coast, Queensland, Australia, December 13-16, 1992, Proceedings, 1992)

Non-Interactive Generation of Shared Pseudorandom Sequences - Manuel Cerecedo; Tsutomu Matsumoto; Hideki Imai (Advances in Cryptology - AUSCRYPT '92, Workshop on the Theory and Application of Cryptographic Techniques, Gold Coast, Queensland, Australia, December 13-16, 1992, Proceedings, 1992)

High-Speed Implementation Methods for RSA Scheme - Keiichi Iwamura; Tsutomu Matsumoto; Hideki Imai (Advances in Cryptology - EUROCRYPT '92, Workshop on the Theory and Application of of Cryptographic Techniques, Balatonfüred, Hungary, May 24-28, 1992, Proceedings, 1992)

Systolic-Arrays for Modular Exponentiation Using Montgomery Method (Extended Abstract) - Keiichi Iwamura; Tsutomu Matsumoto; Hideki Imai (Advances in Cryptology - EUROCRYPT '92, Workshop on the Theory and Application of of Cryptographic Techniques, Balatonfüred, Hungary, May 24-28, 1992, Proceedings, 1992)

Adaptive array antenna combined with tapped delay line using processing gain for spread-spectrum CDMA systems - Ryuji Kohno; Hefeng Wang; Hideki Imai (The Third IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 1992, Boston, MA, USA, October 19-21, 1992, 1992)

Combination of decoding of error-correcting codes and equalization for channels with intersymbol interference - Ryuji Kohno; Hideki Imai (Discret. Appl. Math., 1991)

Multiple unidirectional byte error-correcting codes - Yuichi Saitoh; Hideki Imai (IEEE Trans. Inf. Theory, 1991)

Random and Byte Error Correcting Codes for Asymmetric or Undirectional Error Control - Yuichi Saitoh; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 9th International Symposium, AAECC-9, New Orleans, LA, USA, October 7-11, 1991, Proceedings, 1991)

A Multi-Purpose Proof System - for Identity and Membership Proofs - Chaosheng Shu; Tsutomu Matsumoto; Hideki Imai (Advances in Cryptology - ASIACRYPT '91, International Conference on the Theory and Applications of Cryptology, Fujiyoshida, Japan, November 11-14, 1991, Proceedings, 1991)

Human Identification Through Insecure Channel - Tsutomu Matsumoto; Hideki Imai (Advances in Cryptology - EUROCRYPT '91, Workshop on the Theory and Application of of Cryptographic Techniques, Brighton, UK, April 8-11, 1991, Proceedings, 1991)

Array Antenna Beamforming Based On Estimation Of Arrival Angles Using DFT On Spatial Domain - Ryuji Kohno; Choonsik Yim; Hideki Imai (IEEE International Symposium On Personal, Indoor And Mobile Radio Communications, PIMRC 1991, London, UK, September 23-25, 1991, 1991)

Combination of an Adaptive Array Antenna and a Canceller of Interference for Direct-Sequence Spread-Spectrum Multiple-Access System - Ryuji Kohno; Hideki Imai; Mitsutoshi Hatori; Subbarayan Pasupathy (IEEE J. Sel. Areas Commun., 1990)

An Adaptive Canceller of Cochannel Interference for Spread-Spectrum Multiple-Access Communication Networks in a Power Line - Ryuji Kohno; Hideki Imai; Mitsutoshi Hatori; Subbarayan Pasupathy (IEEE J. Sel. Areas Commun., 1990)

Some new binary codes correcting asymmetric/unidirectional errors - Yuichi Saitoh; Kazuhiko Yamaguchi; Hideki Imai (IEEE Trans. Inf. Theory, 1990)

Periodic Sequences for Absolute Type Shaft Encoders - Kazuhiko Yamaguchi; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 8th International Symposium, AAECC-8, Tokyo, Japan, August 20-24, 1990, Proceedings, 1990)

Constructions of Codes Correcting Burst Asymmetric Errors - Yuichi Saitoh; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 8th International Symposium, AAECC-8, Tokyo, Japan, August 20-24, 1990, Proceedings, 1990)

Trellis Coded Modulation Based on Time-Varying Mapping and Encoders for Utilitzing a Channel Intersymbol Interference - Ryuji Kohno; Choonsik Yim; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 8th International Symposium, AAECC-8, Tokyo, Japan, August 20-24, 1990, Proceedings, 1990)

Duality between Two Cryptographic Primitives - Yuliang Zheng; Tsutomu Matsumoto; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 8th International Symposium, AAECC-8, Tokyo, Japan, August 20-24, 1990, Proceedings, 1990)

Structural Properties of One-way Hash Functions - Yuliang Zheng; Tsutomu Matsumoto; Hideki Imai (Advances in Cryptology - CRYPTO '90, 10th Annual International Cryptology Conference, Santa Barbara, California, USA, August 11-15, 1990, Proceedings, 1990)

A Recursive Construction Method of S-boxes Satisfying Strict Avalanche Criterion - Kwangjo Kim; Tsutomu Matsumoto; Hideki Imai (Advances in Cryptology - CRYPTO '90, 10th Annual International Cryptology Conference, Santa Barbara, California, USA, August 11-15, 1990, Proceedings, 1990)

Image compression using a neural network with learning capability of variable function of a neural unit - Ryuji Kohno; Mitsuru Arai; Hideki Imai (Visual Communications and Image Processing '90: Fifth in a Series, Visual Communications and Image Processing '90, Lausanne, Switzerland, 2-4 October 1990, 1990)

On the Construction of Block Ciphers Provably Secure and Not Relying on Any Unproved Hypotheses - Yuliang Zheng; Tsutomu Matsumoto; Hideki Imai (Advances in Cryptology - CRYPTO '89, 9th Annual International Cryptology Conference, Santa Barbara, California, USA, August 20-24, 1989, Proceedings, 1989)

Impossibility and Optimality Results on Constructing Pseudorandom Permutations (Extended Abstract) - Yuliang Zheng; Tsutomu Matsumoto; Hideki Imai (Advances in Cryptology - EUROCRYPT '89, Workshop on the Theory and Application of of Cryptographic Techniques, Houthalen, Belgium, April 10-13, 1989, Proceedings, 1989)

An automatic equalizer including a Viterbi decoder for trellis coded modulation system - Ryuji Kohno; Hideki Imai; Subbarayan Pasupathy (IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP '89, Glasgow, Scotland, May 23-26, 1989, 1989)

A Study on Imai-Hirakawa Trellis-Coded Modulation Schemes - Kazuhiko Yamaguchi; Hideki Imai (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 6th International Conference, AAECC-6, Rome, Italy, July 4-8, 1988, Proceedings, 1988)

Speeding Up Secret Computations with Insecure Auxiliary Devices - Tsutomu Matsumoto; Koki Kato; Hideki Imai (Advances in Cryptology - CRYPTO '88, 8th Annual International Cryptology Conference, Santa Barbara, California, USA, August 21-25, 1988, Proceedings, 1988)

Public Quadratic Polynominal-Tuples for Efficient Signature-Verification and Message-Encryption - Tsutomu Matsumoto; Hideki Imai (Advances in Cryptology - EUROCRYPT '88, Workshop on the Theory and Application of of Cryptographic Techniques, Davos, Switzerland, May 25-27, 1988, Proceedings, 1988)

A Construction Method of High-Speed Decoders Using ROMS's for Bose-Chaudhuri-Hocquenghem and Reed-Solomon Codes - Hirokazu Okano; Hideki Imai (IEEE Trans. Computers, 1987)

Coding Theory and its Applications in Japan - Hideki Imai; Tsutomu Matsumoto (Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, 5th International Conference, AAECC-5, Menorca, Spain, June 15-19, 1987, Proceedings, 1987)

On the Key Predistribution System: A Practical Solution to the Key Distribution Problem - Tsutomu Matsumoto; Hideki Imai (Advances in Cryptology - CRYPTO '87, A Conference on the Theory and Applications of Cryptographic Techniques, Santa Barbara, California, USA, August 16-20, 1987, Proceedings, 1987)

A robust ADPCM system using an error-correcting code - Ryuji Kohno; Subbarayan Pasupathy; Hideki Imai; Mitsutoshi Hatori (IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 1986, Tokyo, Japan, April 7-11, 1986, 1986)

Design of Automatic Equalizer Including a Decoder of Error-Correcting Code - Ryuji Kohno; Hideki Imai; Mitsutoshi Hatori (IEEE Trans. Commun., 1985)

Algebraic Methods for Constructing Asymmetric Cryptosystems - Hideki Imai; Tsutomu Matsumoto (Algebraic Algorithms and Error-Correcting Codes, 3rd International Conference, AAECC-3, Grenoble, France, July 15-19, 1985, Proceedings, 1985)

Multivariate polynomials in coding theory - Hideki Imai (Applied Algebra, Algorithms and Error-Correcting Codes, 2nd International Conference, AAECC-2, Toulouse, France, October 1-5, 1984, Proceedings, 1984)

Generalized tensor product codes - Hideki Imai; Hiroshi Fujiya (IEEE Trans. Inf. Theory, 1981)

On Optimal Partition of a Query Set into Subsets Having the Consecutive Retrieval Property - Susumu Suzuki; Hideki Imai (Data Base File Organization, Theory and Applications of the Consecutive Retrieval Property, Papers from the Conference on Consecutive Retrieval Property and Applications, 17-22 August 1981, Warsaw, Poland, 1981)

A Theory of Two-Dimensional Cyclic Codes - Hideki Imai (Inf. Control., 1977)

A new multilevel coding method using error-correcting codes - Hideki Imai; Shuji Hirakawa (IEEE Trans. Inf. Theory, 1977)

Correction to 'A New Multilevel Coding Method Using Error-Correcting Codes' - Hideki Imai; Shuji Hirakawa (IEEE Trans. Inf. Theory, 1977)

A construction method for path-invariant comma-free codes (Corresp.) - Hideki Imai (IEEE Trans. Inf. Theory, 1974)

Two-dimensional Fire codes - Hideki Imai (IEEE Trans. Inf. Theory, 1973)

A theory of two-dimensional linear recurring arrays - Tamiya Nomura; Hiroshi Miyakawa; Hideki Imai; Akira Fukuda (IEEE Trans. Inf. Theory, 1972)