IEICE SEARCH SYSTEM

Goichiro HANAOKA

Tag-KEM/DEM Framework for Public-Key Encryption with Non-Interactive Opening Yusuke SAKAI Takahiro MATSUDA Goichiro HANAOKA
Publication: Publication Date: 2018/11/01 Vol. E101-D No. 11 pp. 2677-2687 Type of Manuscript: Special Section PAPER (Special Section on Information and Communication System Security) Category: Cryptographic Techniques Keyword: Public-key encryption with non-interactive opening, Tag-KEM,
	Summary \| Full Text:PDF(832.1KB)

Model Inversion Attacks for Online Prediction Systems: Without Knowledge of Non-Sensitive Attributes Seira HIDANO Takao MURAKAMI Shuichi KATSUMATA Shinsaku KIYOMOTO Goichiro HANAOKA
Publication: Publication Date: 2018/11/01 Vol. E101-D No. 11 pp. 2665-2676 Type of Manuscript: Special Section PAPER (Special Section on Information and Communication System Security) Category: Forensics and Risk Analysis Keyword: black box, model inversion, data poisoning, online ML systems,
	Summary \| Full Text:PDF(613.4KB)

Generic Constructions for Fully Secure Revocable Attribute-Based Encryption Kotoko YAMADA Nuttapong ATTRAPADUNG Keita EMURA Goichiro HANAOKA Keisuke TANAKA
Publication: Publication Date: 2018/09/01 Vol. E101-A No. 9 pp. 1456-1472 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: revocable attribute-based encryption, pair encoding, identity-based revocation, doubly spatial encryption,
	Summary \| Full Text:PDF(1.9MB)

Toward Finite-Runtime Card-Based Protocol for Generating a Hidden Random Permutation without Fixed Points Yuji HASHIMOTO Koji NUIDA Kazumasa SHINAGAWA Masaki INAMURA Goichiro HANAOKA
Publication: Publication Date: 2018/09/01 Vol. E101-A No. 9 pp. 1503-1511 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: card-based protocol, permutation without fixed points,
	Summary \| Full Text:PDF(1.7MB)

Secure Grouping Protocol Using a Deck of Cards Yuji HASHIMOTO Kazumasa SHINAGAWA Koji NUIDA Masaki INAMURA Goichiro HANAOKA
Publication: Publication Date: 2018/09/01 Vol. E101-A No. 9 pp. 1512-1524 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: card-based protocol, permutation,
	Summary \| Full Text:PDF(1.8MB)

More Constructions of Re-Splittable Threshold Public Key Encryption Satsuya OHATA Takahiro MATSUDA Goichiro HANAOKA Kanta MATSUURA
Publication: Publication Date: 2018/09/01 Vol. E101-A No. 9 pp. 1473-1483 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: threshold public key encryption, key re-splittability,
	Summary \| Full Text:PDF(1.3MB)

Attribute-Based Encryption for Range Attributes Nuttapong ATTRAPADUNG Goichiro HANAOKA Kazuto OGAWA Go OHTAKE Hajime WATANABE Shota YAMADA
Publication: Publication Date: 2018/09/01 Vol. E101-A No. 9 pp. 1440-1455 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: attribute-based encryption, range attribute, generic construction,
	Summary \| Full Text:PDF(2MB)

Provably Secure Gateway Threshold Password-Based Authenticated Key Exchange Secure against Undetectable On-Line Dictionary Attack Yukou KOBAYASHI Naoto YANAI Kazuki YONEYAMA Takashi NISHIDE Goichiro HANAOKA Kwangjo KIM Eiji OKAMOTO
Publication: Publication Date: 2017/12/01 Vol. E100-A No. 12 pp. 2991-3006 Type of Manuscript: PAPER Category: Cryptography and Information Security Keyword: password-based authenticated key exchange (PAKE), threshold cryptography,
	Summary \| Full Text:PDF(2.1MB) \| (Errata[Uploaded on January 1,2018])

Private Similarity Searchable Encryption for Euclidean Distance Yuji UNAGAMI Natsume MATSUZAKI Shota YAMADA Nuttapong ATTRAPADUNG Takahiro MATSUDA Goichiro HANAOKA
Publication: Publication Date: 2017/10/01 Vol. E100-D No. 10 pp. 2319-2326 Type of Manuscript: Special Section PAPER (Special Section on Security, Privacy and Anonymity in Computation, Communication and Storage Systems) Category: Operating system and network Security Keyword: searchable encryption, inner product encryption, the weighted Euclidean distance,
	Summary \| Full Text:PDF(473.7KB)

New Security Proof for the Boneh-Boyen IBE: Tight Reduction in Unbounded Multi-Challenge Security Nuttapong ATTRAPADUNG Goichiro HANAOKA Shota YAMADA
Publication: Publication Date: 2017/09/01 Vol. E100-A No. 9 pp. 1882-1890 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: Boneh-Boyen identity-based encryption, tight security reduction, multi-challenge security,
	Summary \| Full Text:PDF(1.1MB)

On the Security of Non-Interactive Key Exchange against Related-Key Attacks Hiraku MORITA Jacob C.N. SCHULDT Takahiro MATSUDA Goichiro HANAOKA Tetsu IWATA
Publication: Publication Date: 2017/09/01 Vol. E100-A No. 9 pp. 1910-1923 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: related-key attacks, Non-Interactive Key Exchange, Diffie-Hellman key exchange scheme,
	Summary \| Full Text:PDF(1.1MB)

Signatures from Trapdoor Commitments with Strong Openings Goichiro HANAOKA Jacob C. N. SCHULDT
Publication: Publication Date: 2017/09/01 Vol. E100-A No. 9 pp. 1924-1931 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: signatures, generic construction, trapdoor commitments,
	Summary \| Full Text:PDF(558.7KB)

Card-Based Protocols Using Regular Polygon Cards Kazumasa SHINAGAWA Takaaki MIZUKI Jacob C.N. SCHULDT Koji NUIDA Naoki KANAYAMA Takashi NISHIDE Goichiro HANAOKA Eiji OKAMOTO
Publication: Publication Date: 2017/09/01 Vol. E100-A No. 9 pp. 1900-1909 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: card-based protocol, regular polygon cards,
	Summary \| Full Text:PDF(1.3MB)

Group Signature with Deniability: How to Disavow a Signature Ai ISHIDA Keita EMURA Goichiro HANAOKA Yusuke SAKAI Keisuke TANAKA
Publication: Publication Date: 2017/09/01 Vol. E100-A No. 9 pp. 1825-1837 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: group signature, deniability, non-interactive zero-knowledge proof, bilinear map,
	Summary \| Full Text:PDF(1.5MB)

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
Publication: Publication Date: 2017/09/01 Vol. E100-A No. 9 pp. 1846-1856 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: attribute-based encryption, ciphertext policy, wildcard,
	Summary \| Full Text:PDF(1.8MB)

On the Security of Schnorr Signatures, DSA, and ElGamal Signatures against Related-Key Attacks Hiraku MORITA Jacob C.N. SCHULDT Takahiro MATSUDA Goichiro HANAOKA Tetsu IWATA
Publication: Publication Date: 2017/01/01 Vol. E100-A No. 1 pp. 73-90 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: related-key attacks, Schnorr signatures, DSA, ElGamal signatures.,
	Summary \| Full Text:PDF(540KB)

How to Make Traitor Tracing Schemes Secure against a Content Comparison Attack in Actual Services Kazuto OGAWA Goichiro HANAOKA Hideki IMAI
Publication: Publication Date: 2017/01/01 Vol. E100-A No. 1 pp. 34-49 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: traitor tracing, collusion attack, content comparison, encoding, watermarking, c-secure code,
	Summary \| Full Text:PDF(857.6KB)

Convertible Nominative Signatures from Standard Assumptions without Random Oracles Goichiro HANAOKA Jacob SCHULDT
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2016/06/01 Vol. E99-A No. 6 pp. 1107-1121 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: user certification, nominative signatures, standard model,
	Summary \| Full Text:PDF(570.7KB)

Secure Computation Protocols Using Polarizing Cards Kazumasa SHINAGAWA Takaaki MIZUKI Jacob C. N. SCHULDT Koji NUIDA Naoki KANAYAMA Takashi NISHIDE Goichiro HANAOKA Eiji OKAMOTO
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2016/06/01 Vol. E99-A No. 6 pp. 1122-1131 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: card-based protocols, polarizing cards, secure computation, boolean circuits, recreational cryptography,
	Summary \| Full Text:PDF(1.7MB)

Disavowable Public Key Encryption with Non-Interactive Opening Ai ISHIDA Keita EMURA Goichiro HANAOKA Yusuke SAKAI Keisuke TANAKA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2015/12/01 Vol. E98-A No. 12 pp. 2446-2455 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Cryptography and Information Security Keyword: public key encryption with non-interactive opening, disavowability, non-interactive zero-knowledge proof,
	Summary \| Full Text:PDF(1.4MB)

Weakened Anonymity of Group Signature and Its Application to Subscription Services Kazuto OGAWA Go OHTAKE Arisa FUJII Goichiro HANAOKA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2014/06/01 Vol. E97-A No. 6 pp. 1240-1258 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: subscription service, anonymity, linkability, unlinkability, group signature,
	Summary \| Full Text:PDF(1.2MB)

Methods for Restricting Message Space in Public-Key Encryption Yusuke SAKAI Keita EMURA Goichiro HANAOKA Yutaka KAWAI Kazumasa OMOTE
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2013/06/01 Vol. E96-A No. 6 pp. 1156-1168 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: public-key encryption, abuse detection, format checking,
	Summary \| Full Text:PDF(978.9KB)

How to Shorten a Ciphertext of Reproducible Key Encapsulation Mechanisms in the Random Oracle Model Yusuke SAKAI Goichiro HANAOKA Kaoru KUROSAWA Kazuo OHTA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/06/01 Vol. E94-A No. 6 pp. 1293-1305 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: public key encryption, chosen-ciphertext security, key encapsulation mechanism,
	Summary \| Full Text:PDF(435.6KB)

Secure Broadcast System with Simultaneous Individual Messaging Arisa FUJII Go OHTAKE Goichiro HANAOKA Nuttapong ATTRAPADUNG Hajime WATANABE Kazuto OGAWA Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/06/01 Vol. E94-A No. 6 pp. 1328-1337 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: digital broadcasting, copyright protection, Conditional Access System (CAS), broadcast encryption,
	Summary \| Full Text:PDF(729.8KB)

Universally Composable and Statistically Secure Verifiable Secret Sharing Scheme Based on Pre-Distributed Data Rafael DOWSLEY Jorn MULLER-QUADE Akira OTSUKA Goichiro HANAOKA Hideki IMAI Anderson C.A. NASCIMENTO
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/02/01 Vol. E94-A No. 2 pp. 725-734 Type of Manuscript: PAPER Category: Cryptography and Information Security Keyword: verifiable secret sharing, dishonest majority, pre-distributed data, unconditional security, universal composable,
	Summary \| Full Text:PDF(553.4KB)

An Efficient Authentication for Lightweight Devices by Perfecting Zero-Knowledgeness Bagus SANTOSO Kazuo OHTA Kazuo SAKIYAMA Goichiro HANAOKA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/01/01 Vol. E94-A No. 1 pp. 92-103 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Identification Keyword: identification scheme, RFID, zero-knowledge, impersonation,
	Summary \| Full Text:PDF(736.7KB)

Sequential Bitwise Sanitizable Signature Schemes Goichiro HANAOKA Shoichi HIROSE Atsuko MIYAJI Kunihiko MIYAZAKI Bagus SANTOSO Peng YANG
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/01/01 Vol. E94-A No. 1 pp. 392-404 Type of Manuscript: PAPER Category: Cryptography and Information Security Keyword: sanitizable signature, bitwise control, one-way permutation, pseudorandom generator,
	Summary \| Full Text:PDF(645.5KB)

Public Key Encryption Schemes from the (B)CDH Assumption with Better Efficiency Shota YAMADA Yutaka KAWAI Goichiro HANAOKA Noboru KUNIHIRO
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2010/11/01 Vol. E93-A No. 11 pp. 1984-1993 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Cryptography and Information Security Keyword: public key encryption, chosen-ciphertext security, computational Diffie-Hellman assumption, bilinear computational Diffie-Hellman assumption,
	Summary \| Full Text:PDF(397.8KB)

Between Hashed DH and Computational DH: Compact Encryption from Weaker Assumption Goichiro HANAOKA Kaoru KUROSAWA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2010/11/01 Vol. E93-A No. 11 pp. 1994-2006 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Cryptography and Information Security Keyword: public key encryption, chosen-ciphertext security, Diffie-Hellman assumption,
	Summary \| Full Text:PDF(409.5KB)

Efficient Provider Authentication for Bidirectional Broadcasting Service Go OHTAKE Goichiro HANAOKA Kazuto OGAWA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2010/06/01 Vol. E93-A No. 6 pp. 1039-1051 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Cryptography and Information Security Keyword: bidirectional broadcasting service, provider authentication, personal information protection, key leakage, strong key-insulated signature,
	Summary \| Full Text:PDF(792.7KB)

CCA-Secure Public Key Encryption without Group-Dependent Hash Functions Yang CUI Goichiro HANAOKA Hideki IMAI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2009/05/01 Vol. E92-D No. 5 pp. 967-970 Type of Manuscript: Special Section LETTER (Special Section on Information and Communication System Security) Category: Cryptographic Techniques Keyword: CCA-secure public-key encryption, group-dependent hash,
	Summary \| Full Text:PDF(86.2KB)

A Trade-off Traitor Tracing Scheme Go OHTAKE Kazuto OGAWA Goichiro HANAOKA Hideki IMAI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2009/05/01 Vol. E92-D No. 5 pp. 859-875 Type of Manuscript: Special Section PAPER (Special Section on Information and Communication System Security) Category: Contents Protection Keyword: dynamic traitor tracing, watermarking, digital rights management, content distribution,
	Summary \| Full Text:PDF(786.3KB)

Formal Security Treatments for IBE-to-Signature Transformation: Relations among Security Notions Yang CUI Eiichiro FUJISAKI Goichiro HANAOKA Hideki IMAI Rui ZHANG
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2009/01/01 Vol. E92-A No. 1 pp. 53-66 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Digital Signature Keyword: identity based encryption, digital signature, security notions,
	Summary \| Full Text:PDF(449.3KB)

A Strongly Unforgeable Signature under the CDH Assumption without Collision Resistant Hash Functions Takahiro MATSUDA Nuttapong ATTRAPADUNG Goichiro HANAOKA Kanta MATSUURA Hideki IMAI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2008/05/01 Vol. E91-D No. 5 pp. 1466-1476 Type of Manuscript: Special Section PAPER (Special Section on Information and Communication System Security) Category: Cryptographic Techniques Keyword: digital signature, strong unforgeability, target collision resistant hash function, standard model,
	Summary \| Full Text:PDF(335.9KB)

Invisibly Sanitizable Digital Signature Scheme Kunihiko MIYAZAKI Goichiro HANAOKA Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2008/01/01 Vol. E91-A No. 1 pp. 392-402 Type of Manuscript: PAPER Category: Cryptography and Information Security Keyword: digital signature, information disclosure, privacy issue,
	Summary \| Full Text:PDF(358.5KB)

Extension of Broadcasting Service by Using Electronic Tokens Kazuto OGAWA Goichiro HANAOKA Hideki IMAI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2007/11/01 Vol. E90-D No. 11 pp. 1741-1750 Type of Manuscript: PAPER Category: Contents Technology and Web Information Systems Keyword: content distribution, token, anonymity, group signature, privacy preservation,
	Summary \| Full Text:PDF(470.5KB)

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
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/09/01 Vol. E90-A No. 9 pp. 1814-1829 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Keyword: key insulated public key encryption, auxiliary helper key, IND-KE-CCA,
	Summary \| Full Text:PDF(344.4KB)

Efficient Identity-Based Encryption with Tight Security Reduction Nuttapong ATTRAPADUNG Jun FURUKAWA Takeshi GOMI Goichiro HANAOKA Hideki IMAI Rui ZHANG
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/09/01 Vol. E90-A No. 9 pp. 1803-1813 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Keyword: identity based encryption, tight security reduction,
	Summary \| Full Text:PDF(341.8KB)

Traitor Tracing Scheme Secure against Adaptive Key Exposure and its Application to Anywhere TV Service Kazuto OGAWA Goichiro HANAOKA Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/05/01 Vol. E90-A No. 5 pp. 1000-1011 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: traitor tracing, key exposure, key update, two variable-polynomial,
	Summary \| Full Text:PDF(547.8KB)

How to Break COT-Based Fingerprinting Schemes and Design New One JaeGwi CHOI Goichiro HANAOKA KyungHyune RHEE Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2005/10/01 Vol. E88-A No. 10 pp. 2800-2807 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Cryptography and Information Security Keyword: fingerprinting, committed oblivious transfer protocol, two-lock cryptosystem,
	Summary \| Full Text:PDF(183.1KB)

Information-Theoretically Secure Key Insulated Encryption: Models, Bounds and Constructions Yumiko HANAOKA Goichiro HANAOKA Junji SHIKATA Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/10/01 Vol. E87-A No. 10 pp. 2521-2532 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Cryptography and Information Security Keyword: key exposure, key-insulated encryption, unconditional security,
	Summary \| Full Text:PDF(292.7KB)

Personal Entropy from Graphical Passwords: Methods for Quantification and Practical Key Generation Masato AKAO Shinji YAMANAKA Goichiro HANAOKA Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/10/01 Vol. E87-A No. 10 pp. 2543-2554 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Cryptography and Information Security Keyword: personal entropy, graphical passwords, biometrics, humancrypt, key generation,
	Summary \| Full Text:PDF(384.6KB)

Traceability Schemes against Illegal Distribution of Signed Documents Shoko YONEZAWA Goichiro HANAOKA Junji SHIKATA Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/05/01 Vol. E87-A No. 5 pp. 1172-1182 Type of Manuscript: Special Section LETTER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: signed document, illegal distribution, traceability, group signature, partially blind signature,
	Summary \| Full Text:PDF(228.1KB)

Unconditionally Secure Authenticated Encryption Junji SHIKATA Goichiro HANAOKA Yuliang ZHENG Tsutomu MATSUMOTO Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/05/01 Vol. E87-A No. 5 pp. 1119-1131 Type of Manuscript: Special Section LETTER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: unconditional security, encryption, authenticated encryption, signcryption,
	Summary \| Full Text:PDF(293.6KB)

The Role of Arbiters for Unconditionally Secure Authentication Goichiro HANAOKA Junji SHIKATA Yumiko HANAOKA Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/05/01 Vol. E87-A No. 5 pp. 1132-1140 Type of Manuscript: Special Section LETTER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: authentication code, arbiter, unconditional security,
	Summary \| Full Text:PDF(212.8KB)

Efficient Unconditionally Secure Digital Signatures Goichiro HANAOKA Junji SHIKATA Yuliang ZHENG Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/01/01 Vol. E87-A No. 1 pp. 120-130 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Asymmetric Cipher Keyword: digital signature, unconditional security,
	Summary \| Full Text:PDF(325.1KB)

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
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/01/01 Vol. E87-A No. 1 pp. 160-172 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Applications Keyword: digital rights management systems, copyright protection, semantic security, adaptive attacks,
	Summary \| Full Text:PDF(407.4KB)

A Traitor Traceable Conference System with Dynamic Sender Goichiro HANAOKA Junji SHIKATA Yuliang ZHENG Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2002/01/01 Vol. E85-A No. 1 pp. 167-174 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: traitor traceable scheme, authentication scheme, dynamic sender, unconditional security,
	Summary \| Full Text:PDF(252.6KB)

An Unconditionally Secure Electronic Cash Scheme with Computational Untraceability Akira OTSUKA Goichiro HANAOKA Junji SHIKATA Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2002/01/01 Vol. E85-A No. 1 pp. 140-148 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: electronic cash, information theoretic security, unconditionally secure signature,
	Summary \| Full Text:PDF(281.3KB)

Improving the Secure Electronic Transaction Protocol by Using Signcryption Goichiro HANAOKA Yuliang ZHENG Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/08/01 Vol. E84-A No. 8 pp. 2042-2051 Type of Manuscript: PAPER Category: Information Security Keyword: signcryption, SET, computational overhead, message overhead,
	Summary \| Full Text:PDF(413KB)

A Digital Signature Scheme on ID-Based Key-Sharing Infrastructures Tsuyoshi NISHIOKA Goichiro HANAOKA Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/01/01 Vol. E84-A No. 1 pp. 214-221 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: key predistribution system, ID-based cryptosystem, digital signature,
	Summary \| Full Text:PDF(223.2KB)

Optimal Unconditionally Secure ID-Based Key Distribution Scheme for Large-Scaled Networks Goichiro HANAOKA Tsuyoshi NISHIOKA Yuliang ZHENG Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/01/01 Vol. E84-A No. 1 pp. 222-230 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: key predistribution system, ID-based cryptosystem, collusion attack,
	Summary \| Full Text:PDF(299.1KB)

An Optimization of Credit-Based Payment for Electronic Toll Collection Systems Goichiro HANAOKA Tsuyoshi NISHIOKA Yuliang ZHENG Hideki IMAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2000/08/25 Vol. E83-A No. 8 pp. 1681-1690 Type of Manuscript: PAPER Category: Information Security Keyword: credit-based payment, electronic toll collection system, key predistribution system, ID-based cryptosystem, collusion attack,
	Summary \| Full Text:PDF(613.8KB)