Improved Differential-Linear Cryptanalysis of Reduced Rounds of ChaCha

Ryo Watanabe, Nasratullah Ghafoori, Atsuko Miyaji

2024　Research paper (international conference proceedings)

Revisiting an Extension of Kannan’s Embedding for Ring-LWE

Satoshi Uesugi, Shinya Okumura, Atsuko Miyaji

2024　Research paper (international conference proceedings)

Generic Construction of Forward-Secure Chameleon Hash Function

Pengxuan Wei, Koki Matsubara, Atsuko Miyaji, Yangguang Tian

2024　Research paper (international conference proceedings)

Proposal for Key-Value Commitments with Offline Batch Update

Toshiyuki Mineta, Atsuko Miyaji, Hideaki Miyaji

Proceedings - 2024 19th Asia Joint Conference on Information Security, AsiaJCIS 2024　p. 129-136　2024　Research paper (international conference proceedings)

Pay-Per-Proof: Decentralized Outsourced Multi-User PoR for Cloud Storage Payment Using Blockchain.

Hui Cui 0001, Zhiguo Wan, Tianyu Zhaolu, Huaqun Wang, Atsuko Miyaji

IEEE Trans. Cloud Comput.　Vol. 12　No. 1　p. 130-144　2024　Research paper (scientific journal)

PRSafe: A Domain Specific Language Created with LLVM.

Sai Veerya Mahadevan, Yuuki Takano, Atsuko Miyaji

J. Inf. Process.　Vol. 32　p. 207-222　2024　Research paper (scientific journal)

Higher-Order Differential-Linear Cryptanalysis of ChaCha Stream Cipher.

Nasratullah Ghafoori, Atsuko Miyaji

IEEE Access　Vol. 12　p. 13386-13399　2024　Research paper (scientific journal)

Lattice-based Commitment Scheme for Low Communication Costs

Hideaki Miyaji, Yuntao Wang, Atsuko Miyaji

IEEE Access　p. 1-1　2024　Research paper (scientific journal)

Revocable Policy-Based Chameleon Hash for Blockchain Rewriting.

Yangguang Tian, Atsuko Miyaji, Koki Matsubara, Hui Cui 0001, Nan Li

The Computer Journal　Vol. 66　No. 10　p. 2365-2378　2023/10　Research paper (scientific journal)

On the Weakness of Non-Dual Ring-LWE Mod Prime Ideal q by Trace Map.

Tomoka Takahashi, Shinya Okumura, Atsuko Miyaji

IEICE Transactions on Information & Systems　Vol. 106　No. 9　p. 1423-1434　2023/09　Research paper (scientific journal)

PNB Based Differential Cryptanalysis of Salsa20 and ChaCha.

Nasratullah Ghafoori, Atsuko Miyaji, Ryoma Ito 0001, Shotaro Miyashita

IEICE Transactions on Information & Systems　Vol. 106　No. 9　p. 1407-1422　2023/09　Research paper (scientific journal)

Compact and Efficient Constant-Time GCD and Modular Inversion with Short-Iteration.

Yaoan Jin, Atsuko Miyaji

IEICE Transactions on Information & Systems　Vol. 106　No. 9　p. 1397-1406　2023/09　Research paper (scientific journal)

On the Weakness of Non-Dual Ring-LWE Mod Prime Ideal q by Trace Map

Tomoka TAKAHASHI, Shinya OKUMURA, Atsuko MIYAJI

IEICE Transactions on Information and Systems　Vol. E106.D　No. 9　p. 1423-1434　2023/09/01　Research paper (scientific journal)

PNB Based Differential Cryptanalysis of Salsa20 and ChaCha

Nasratullah GHAFOORI, Atsuko MIYAJI, Ryoma ITO, Shotaro MIYASHITA

IEICE Transactions on Information and Systems　Vol. E106.D　No. 9　p. 1407-1422　2023/09/01　Research paper (scientific journal)

Authenticated Tree-Based R-LWE Group Key Exchange.

Hector B. Hougaard, Atsuko Miyaji

The Computer Journal　Vol. 66　No. 2　p. 360-372　2023/02　Research paper (scientific journal)

Preface

Li, S., Manulis, M., Miyaji, A.

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 13983 LNCS　2023　Research paper (scientific journal)

Re-visited Privacy-Preserving Machine Learning.

Atsuko Miyaji, Tatsuhiro Yamatsuki, Bingchang He, Shintaro Yamashita, Tomoaki Mimoto

PST　p. 1-10　2023　Research paper (international conference proceedings)

Constant-Size Group Signatures with Message-Dependent Opening from Lattices.

Simin Chen, Jiageng Chen, Atsuko Miyaji, Kaiming Chen

ProvSec　p. 166-185　2023　Research paper (international conference proceedings)

Balanced Privacy Budget Allocation for Privacy-Preserving Machine Learning.

Bingchang He, Atsuko Miyaji

ISC　p. 42-56　2023　Research paper (international conference proceedings)

Isogeny-Based Multi-signature Scheme.

Mathieu de Goyon, Atsuko Miyaji

ISPEC　p. 477-491　2023　Research paper (international conference proceedings)

A Practical Forward-Secure DualRing.

Nan Li 0007, Yingjiu Li, Atsuko Miyaji, Yangguang Tian, Tsz Hon Yuen

CANS　p. 516-537　2023　Research paper (international conference proceedings)

Lattice-Based Key-Value Commitment Scheme with Key-Binding and Key-Hiding Properties.

Hideaki Miyaji, Atsuko Miyaji

CANS　p. 497-515　2023　Research paper (international conference proceedings)

Lattice-Based Accumulator with Constant Time List Update and Constant Time Verification.

Yuta Maeno, Hideaki Miyaji, Atsuko Miyaji

Codes, Cryptology and Information Security - 4th International Conference(C2SI)　p. 204-222　2023　Research paper (international conference proceedings)

Privacy-Preserving Frequency Estimation Method.

Naoki Kawahara, Atsuko Miyaji, Tomoaki Mimoto

AsiaJCIS　p. 102-108　2023　Research paper (international conference proceedings)

Revisited linear approximation formula of ChaCha.

Atsuki Nagai, Atsuko Miyaji

AsiaJCIS　p. 95-101　2023　Research paper (international conference proceedings)

Identification of Static and Dynamic Security Controls Using Machine Learning.

Florencio Javier González-Rodriguez, Eleazar Aguirre Anaya, Moisés Salinas-Rosales, Atsuko Miyaji

Computación y Sistemas　Vol. 27　No. 2　2023　Research paper (scientific journal)

Blockchain Based M+1st-Price Auction With Exponential Bid Upper Bound.

Po-Chu Hsu, Atsuko Miyaji

IEEE Access　Vol. 11　p. 91184-91195　2023　Research paper (scientific journal)

Privacy-Preserving Social Media With Unlinkability and Disclosure.

Hideaki Miyaji, Po-Chu Hsu, Atsuko Miyaji

IEEE Access　Vol. 11　p. 28955-28965　2023　Research paper (scientific journal)

Privacy-Preserving Distributed Medical Data Integration Security System for Accuracy Assessment of Cancer Screening: Development Study of Novel Data Integration System (Preprint)

Atsuko Miyaji, Kaname Watanabe, Yuuki Takano, Kazuhisa Nakasho, Sho Nakamura, Yuntao Wang, Hiroto Narimatsu

2022/05/17

Lattice-Based Accumulator with Efficient Updating

Yuta Maeno, Atsuko Miyaji, Hideaki Miyaji

Proceedings - 2022 17th Asia Joint Conference on Information Security, AsiaJCIS 2022　p. 33-40　2022　Research paper (international conference proceedings)

Privacy-Preserving Data Analysis without Trusted Third Party.

Atsuko Miyaji, Tomoka Takahashi, Ping-Lun Wang, Tatsuhiro Yamatsuki, Tomoaki Mimoto

IEEE International Conference on Trust, Security and Privacy in Computing and Communications(TrustCom)　p. 710-717　2022　Research paper (international conference proceedings)

PNB-Focused Differential Cryptanalysis of ChaCha Stream Cipher

Shotaro Miyashita, Ryoma Ito, Atsuko Miyaji

Information Security and Privacy　p. 46-66　2022　Part of collection (book)

A Commitment Scheme with Output Locality-3 Fit for the IoT Device

Hideaki Miyaji, Yuntao Wang, Akinori Kawachi, Atsuko Miyaji

Security and Communication Networks　Vol. 2021　p. 1-10　2021/11/29　Research paper (scientific journal)

A Practical Parallel Computation in a Scalable Multiparty Private Set Intersection

Seitaro Mishima, Kazuhisa Nakasho, Yuuki Takano, Atsuko Miyaji

The Ninth International Symposium on Computing and Networking (CANDAR2021)　p. 332-338　2021/11　Research paper (international conference proceedings)

A lightweight multi-party authentication in insecure reader-server channel in RFID-based IoT

Mohammad Mamun, Atsuko Miyaji, Rongxing Luv, Chunhua Su

Peer-to-Peer Networking and Applications　Vol. 14　No. 2　p. 708-721　2021/03/01　Research paper (scientific journal)

PRSafe: Primitive recursive function based domain specific language using LLVM

Sai Veerya Mahadevan, Yuuki Takano, Atsuko Miyaji

2021 International Conference on Electronics, Information, and Communication, ICEIC 2021　2021/01/31　Research paper (international conference proceedings)

Efficient algorithm to compute odd-degree isogenies between Montgomery curves for CSIDH

Kenta Kodera, Chen-Mou Cheng, Atsuko Miyaji

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences　Vol. E104A　No. 9　p. 1245-1254　2021　Research paper (scientific journal)

Privacy Risk of Document Data and a Countermeasure Framework.

Tomoaki Mimoto, Masayuki Hashimoto, Shinsaku Kiyomoto, Koji Kitamura, Atsuko Miyaji

Journal of Information Processing　Vol. 29　p. 778-786　2021　Research paper (scientific journal)

Message-Restriction-Free Commitment Scheme Based on Lattice Assumption

Hideaki Miyaji, Yuntao Wang, Atsuko Miyaji

Information Security Practice and Experience　p. 90-105　2021　Part of collection (book)

New Iterated RC4 Key Correlations and Their Application to Plaintext Recovery on WPA-TKIP

Ryoma Ito, Atsuko Miyaji

IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences. Vol.E104-A, No.1　Vol. E104.A　No. 1　p. 190-202　2021　Research paper (scientific journal)

A practical privacy-preserving algorithm for document data

Tomoaki Mimoto, Shinsaku Kiyomoto, Koji Kitamura, Atsuko Miyaji

Proceedings - 2020 IEEE 19th International Conference on Trust, Security and Privacy in Computing and Communications, TrustCom 2020　p. 1376-1383　2020/12/01　Research paper (international conference proceedings)

Homomorphic commitment scheme with constant output locality

Hideaki Miyaji, Atsuko Miyaji, Yuntao Wang

2020 Eighth International Symposium on Computing and Networking (CANDAR)　p. 167-173　2020/11　Research paper (international conference proceedings)

Development and Application of Privacy-preserving Distributed Medical Data Integration System

Seitaro Mishima, Kazuhisa Nakasho, Kousuke Takeuchi, Naohiro Hayaishi, Yuuki Takano, Atsuko Miyaji

2020 IEEE International Conference on Consumer Electronics - Taiwan, ICCE-Taiwan 2020　2020/09/28　Research paper (international conference proceedings)

Efficient algorithm for computing odd-degree isogenies on montgomery curves

Kenta Kodera, Chen-Mou Cheng, Atsuko Miyaji

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 12583　p. 258-275　2020　Research paper (international conference proceedings)

Secure and Compact Elliptic Curve LR Scalar Multiplication

Yaoan Jin, Atsuko Miyaji

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 12248　p. 605-618　2020　Research paper (international conference proceedings)

Secure Data Management Technology.

Tomoaki Mimoto, Shinsaku Kiyomoto, Atsuko Miyaji

Security Infrastructure Technology for Integrated Utilization of Big Data　p. 65-105　2020

Cryptography Core Technology.

Chen-Mou Cheng, Kenta Kodera, Atsuko Miyaji, Shinya Okumura

Security Infrastructure Technology for Integrated Utilization of Big Data　p. 5-33　2020

Introduction.

Atsuko Miyaji, Shinsaku Kiyomoto, Katsuya Tanaka, Yoshifumi Nishida, Koji Kitamura

Security Infrastructure Technology for Integrated Utilization of Big Data　p. 1-3　2020

Security Infrastructure Technology for Integrated Utilization of Big Data - Applied to the Living Safety and Medical Fields

Security Infrastructure Technology for Integrated Utilization of Big Data　2020

Online-Efficient Interval Test via Secure Empty-Set Check", IEICE TRANSACTIONS on Information and Systems

Katsunari Shishido, Atsuko Miyaji

2020

Compact Elliptic Curve Scalar Multiplication with a Secure Generality

Yaoan Jin, Atsuko Miyaji

IPSJ Journal　2020

Anonymization Technique Based on SGD Matrix Factorization.

Tomoaki Mimoto, Seira Hidano, Shinsaku Kiyomoto, Atsuko Miyaji

IEICE Trans. Inf. Syst.　Vol. 103-D　No. 2　p. 299-308　2020　Research paper (scientific journal)

New Pseudo-Random Number Generator for EPC Gen2.

Hiroshi Nomaguchi, Chunhua Su, Atsuko Miyaji

IEICE Trans. Inf. Syst.　Vol. 103-D　No. 2　p. 292-298　2020　Research paper (scientific journal)

String commitment scheme with low output locality

Hideaki Miyaji, Akinori Kawachi, Atsuko Miyaji

Proceedings - 2019 14th Asia Joint Conference on Information Security, AsiaJCIS 2019　p. 32-39　2019/08/01　Research paper (international conference proceedings)

Secure online-efficient interval test based on empty-set check

Katsunari Shishido, Atsuko Miyaji

Proceedings - 2019 14th Asia Joint Conference on Information Security, AsiaJCIS 2019　p. 56-63　2019/08/01　Research paper (international conference proceedings)

Beyond Visual Line of Sight UAV Control for Remote Monitoring Using Directional Antennas.

Songwei Li, Yixin Gu, Bishrut Subedi, Chenyuan He, Yan Wan, Atsuko Miyaji, Teruo Higashino

2019 IEEE Globecom Workshops　p. 1-6　2019　Research paper (international conference proceedings)

Differences among Summation Polynomials over Various Forms of Elliptic Curves.

Chen-Mou Cheng, Kenta Kodera, Atsuko Miyaji

IEICE Trans. Fundam. Electron. Commun. Comput. Sci.　Vol. 102-A　No. 9　p. 1061-1071　2019　Research paper (scientific journal)

An Improved Security Analysis on an Indeterminate Equation Public Key Cryptosystem by Evaluation Attacks.

Akifumi Muroi, Shinya Okumura, Atsuko Miyaji

Selected Areas in Cryptography - SAC 2019 - 26th International Conference(SAC)　p. 421-436　2019　Research paper (international conference proceedings)

Secure and Compact Elliptic Curve Cryptosystems.

Yaoan Jin, Atsuko Miyaji

Information Security and Privacy - 24th Australasian Conference(ACISP)　p. 639-650　2019　Research paper (international conference proceedings)

OTP-IoT: An ownership transfer protocol for the Internet of Things

Mohammad Saiful Islam Mamun, Chunhua Su, Anjia Yang, Atsuko Miyaji, Ali Ghorbani

Journal of Information Security and Applications　Vol. 43　p. 73-82　2018/12　Research paper (scientific journal)

Efficient and quasi-Accurate Private Multiset Unions

Katsunari Shishido, Atsuko Miyaji

WORKSHOP on Big Data and Iot Security (BITS)　2018/06　Research paper (international conference proceedings)

A Closer Look at the Guo-Johansson-Stankovski Attack Against QC-MDPC Codes.

Tung Chou, Yohei Maezawa, Atsuko Miyaji

Information Security and Cryptology - ICISC 2018 - 21st International Conference(ICISC)　p. 341-353　2018　Research paper (international conference proceedings)

Development of a Secure Cross-Institutional Data Collection System Based on Distributed Standardized EMR Storage.

Katsuya Tanaka, Ryuichi Yamamoto, Kazuhisa Nakasho, Atsuko Miyaji

Studies in Health Technology and Informatics　Vol. 255　No. 255　p. 35-39　2018　Research paper (international conference proceedings)

OTP-IoT: An ownership transfer protocol for the Internet of Things.

Mohammad Saiful Islam Mamun, Chunhua Su, Anjia Yang, Atsuko Miyaji, Ali Ghorbani

J. Inf. Secur. Appl.　Vol. 43　No. 43　p. 73-82　2018　Research paper (scientific journal)

An Experimental Analysis on Lattice Attacks against Ring-LWE over Decomposition Fields.

Shota Terada, Hideto Nakano, Shinya Okumura, Atsuko Miyaji

International Symposium on Information Theory and Its Applications(ISITA)　p. 306-310　2018　Research paper (international conference proceedings)

Revisited Diffusion Analysis of Salsa and ChaCha.

Yusuke Matsuoka, Atsuko Miyaji

International Symposium on Information Theory and Its Applications(ISITA)　p. 452-456　2018　Research paper (international conference proceedings)

The Possibility of Matrix Decomposition as Anonymization and Evaluation for Time-sequence Data.

Tomoaki Mimoto, Shinsaku Kiyomoto, Seira Hidano, Anirban Basu, Atsuko Miyaji

16th Annual Conference on Privacy, Security and Trust(PST)　p. 1-7　2018　Research paper (international conference proceedings)

Efficient and Quasi-accurate Multiparty Private Set Union.

Katsunari Shishido, Atsuko Miyaji

2018 IEEE International Conference on Smart Computing (SMARTCOMP)　p. 309-314　2018　Research paper (international conference proceedings)

New Iterated RC4 Key Correlations.

Ryoma Ito, Atsuko Miyaji

Information Security and Privacy　p. 154-171　2018　Research paper (international conference proceedings)

SupAUTH: A new approach to supply chain authentication for the IoT.

Mohammad Saiful Islam Mamun, Ali A. Ghorbani, Atsuko Miyaji, Uyen Trang Nguyen

Comput. Intell.　Vol. 34　No. 2　p. 582-602　2018　Research paper (scientific journal)

On the computational complexity of ECDLP for elliptic curves in various forms using index calculus

Chen-Mou Cheng, Kenta Kodera, Atsuko Miyaji

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 10779　p. 245-263　2018　Research paper (international conference proceedings)

Recursive Matrix Oblivious RAM: An ORAM Construction for Constrained Storage Devices

Steven Gordon, Xinyi Huang, Atsuko Miyaji, Chunhua Su, Karin Sumongkayothin, Komwut Wipusitwarakun

IEEE TRANSACTIONS ON INFORMATION FORENSICS AND SECURITY　Vol. 12　No. 12　p. 3024-3038　2017/12　Research paper (scientific journal)

Cloud computing security and privacy: Standards and regulations

Yong Yu, Atsuko Miyaji, Man Ho Au, Willy Susilo

COMPUTER STANDARDS & INTERFACES　Vol. 54　No. 1　p. 1-2　2017/11　Research paper (scientific journal)

(p, N)-identifiability: Anonymity under practical adversaries

Tomoaki Mimoto, Shinsaku Kiyomoto, Katsuya Tanaka, Atsuko Miyaji

Proceedings - 16th IEEE International Conference on Trust, Security and Privacy in Computing and Communications, 11th IEEE International Conference on Big Data Science and Engineering and 14th IEEE International Conference on Embedded Software and Systems, Trustcom/BigDataSE/ICESS 2017　p. 996-1003　2017/09/07　Research paper (international conference proceedings)

Evaluation and improvement of pseudo-random number generator for EPC Gen2

Hiroshi Nomaguchi, Atsuko Miyaji, Chunhua Su

Proceedings - 16th IEEE International Conference on Trust, Security and Privacy in Computing and Communications, 11th IEEE International Conference on Big Data Science and Engineering and 14th IEEE International Conference on Embedded Software and Systems, Trustcom/BigDataSE/ICESS 2017　p. 721-728　2017/09/07　Research paper (international conference proceedings)

Probably Secure Keyed-Function Based Authenticated Encryption Schemes for Big Data

Rashed Mazumder, Atsuko Miyaji, Chunhua Su

International Journal of Foundations of Computer Science　Vol. 28　No. 6　p. 661-682　2017/09/01　Research paper (international conference proceedings)

A simple authentication encryption scheme

Rashed Mazumder, Atsuko Miyaji, Chunhua Su

CONCURRENCY AND COMPUTATION-PRACTICE & EXPERIENCE　Vol. 29　No. 16　2017/08　Research paper (scientific journal)

Applied Cryptography and Network Security

Dieter Gollmann, Atsuko Miyaji, Hiroaki Kikuchi

2017/07　Research paper (international conference proceedings)

A Re-visited Construction of Nonce and Associated-data based Authenticated Encryption

Rashed Mazumder, Atsuko Miyaji, Chunhua Su

The 1st US-Japan Workshop Enabling Global Collaborations in Big Data Research　p. 15-18　2017/06　Research paper (international conference proceedings)

Robust ORAM: Enhancing availability, confidentiality and integrity

Tran Phuong Thao, Atsuko Miyaji, Mohammad Shahriar Rahman, Shinsaku Kiyomoto, Ayumu Kubota

Proceedings of IEEE Pacific Rim International Symposium on Dependable Computing, PRDC　p. 30-39　2017/05/05　Research paper (international conference proceedings)

Variable message encryption through blockcipher compression function

Jiageng Chen, Rashed Mazumder, Atsuko Miyaji, Chunhua Su

CONCURRENCY AND COMPUTATION-PRACTICE & EXPERIENCE　Vol. 29　No. 7　2017/04　Research paper (scientific journal)

Privacy-Preserving Integration of Medical Data: A Practical Multiparty Private Set Intersection

Atsuko Miyaji, Kazuhisa Nakasho, Shohei Nishida

Journal of Medical Systems　Vol. 41　No. 3　2017/03/01　Research paper (scientific journal)

Refined Construction of RC4 Key Setting in WPA

Ryoma ITO, Atsuko MIYAJI

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences　Vol. E100.A　No. 1　p. 138-148　2017　Research paper (scientific journal)

A Simple Construction of Encryption for a Tiny Domain Message

Rashed Mazumder, Atsuko Miyaji, Chunhua Su

2017 51ST ANNUAL CONFERENCE ON INFORMATION SCIENCES AND SYSTEMS (CISS)　2017　Research paper (international conference proceedings)

Robust ORAM: Enhancing Availability, Confidentiality and Integrity

Tran Phuong Thao, Atsuko Miyaji, Mohammad Shahriar Rahman, Shinsaku Kiyomoto, Ayumu Kubota

2017 IEEE 22ND PACIFIC RIM INTERNATIONAL SYMPOSIUM ON DEPENDABLE COMPUTING (PRDC 2017)　p. 30-39　2017　Research paper (international conference proceedings)

Refined Construction of RC4 Key Setting in WPA

Ryoma Ito, Atsuko Miyaji

IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES　Vol. E100A　No. 1　p. 138-148　2017/01　Research paper (scientific journal)

Privacy-Preserving Integration of Medical Data - A Practical Multiparty Private Set Intersection.

Atsuko Miyaji, Kazuhisa Nakasho, Shohei Nishida

J. Medical Systems　Vol. 41　No. 3　p. 37-10　2017　Research paper (scientific journal)

A New Scheme of (n,n) Blockcipher based Cryptographic Hash: Single Key Scheduling

Jiageng Chen, Rashed Mazumder, Atsuko Miyaji

Lecture Notes in Computer Science　Vol. XXX(2015)　2016/12　Research paper (international conference proceedings)

Improved Differential Characteristic Searching Methods

Jiageng Chen, Atsuko Miyaji, Chunhua Su, Je Sen Teh

IEEE　Vol. to appear　2016/12　Research paper (international conference proceedings)

Flexible and scalable implementation of elliptic-curve cryptography on FPGA

B.-Y. Peng, Y.-C. Hsu, Y.-J. Chen, D.-C. Chueh, B.-Y. Yang, C.-M. Cheng, A. Miyaji

2016/10　Research paper (international conference proceedings)

A Matrix Based ORAM: Design, Implementation and Experimental Analysis

Steven Gordon, Atsuko Miyaji, Chunhua Su, Karin Sumongkayothin

IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS　Vol. E99D　No. 8　p. 2044-2055　2016/08　Research paper (scientific journal)

Refined RC4 Key Correlations of Internal States in WPA

Ryoma Ito, Atsuko Miyaji

IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES　Vol. E99A　No. 6　p. 1132-1144　2016/06　Research paper (scientific journal)

A New Scheme of Blockcipher Hash

Rashed Mazumder, Atsuko Miyaji

IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS　Vol. E99D　No. 4　p. 796-804　2016/04　Research paper (scientific journal)

A single key scheduling based compression function

Jiageng Chen, Rashed Mazumder, Atsuko Miyaji

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 9572　p. 207-222　2016　Research paper (international conference proceedings)

Refined Glimpse Correlations of RC4

Ryoma ITO, Atsuko MIYAJI

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences　Vol. E99.A　No. 1　p. 3-13　2016　Research paper (scientific journal)

Refined RC4 Key Correlations of Internal States in WPA

Ryoma ITO, Atsuko MIYAJI

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences　Vol. E99.A　No. 6　p. 1132-1144　2016　Research paper (scientific journal)

A Collision Attack on a Double-Block-Length Compression Function Instantiated with 8-/9-Round AES-256

Jiageng Chien, Shoichi Hirose, Hidenori Kuwakado, Atsuko Miyaji

IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES　Vol. E99A　No. 1　p. 14-21　2016/01　Research paper (scientific journal)

Refined Glimpse Correlations of RC4

Ryoma Ito, Atsuko Miyaji

IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES　Vol. E99A　No. 1　p. 3-13　2016/01　Research paper (scientific journal)

Secure and Traceable Framework for Data Circulation

Kaitai Liang, Atsuko Miyaji, Chunhua Su

INFORMATION SECURITY AND PRIVACY, PT I　Vol. 9722　p. 376-388　2016　Research paper (international conference proceedings)

Recursive M-ORAM: A Matrix ORAM for Clients with Constrained Storage Space

Karin Sumongkayothin, Steven Gordon, Atsuko Miyaji, Chunhua Su, Komwut Wipusitwarakun

APPLICATIONS AND TECHNIQUES IN INFORMATION SECURITY　Vol. 651　p. 130-141　2016　Research paper (international conference proceedings)

Security and Experimental Performance Analysis of a Matrix ORAM

Steven Gordon, Atsuko Miyaji, Chunhua Su, Karin Sumongkayyothin

2016 IEEE INTERNATIONAL CONFERENCE ON COMMUNICATIONS (ICC)　2016　Research paper (international conference proceedings)

M-ORAM: A matrix ORAM with Log N bandwidth cost

Steven Gordon, Atsuko Miyaji, Chunhua Su, Karin Sumongkayothin

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 9503　p. 3-15　2016　Research paper (international conference proceedings)

Accurate Estimation of the Full Differential Distribution for General Feistel Structures

Jiageng Chen, Atsuko Miyaji, Chunhua Su, Je Sen Teh

INFORMATION SECURITY AND CRYPTOLOGY, INSCRYPT 2015　Vol. 9589　p. 108-124　2016　Research paper (international conference proceedings)

An Efficient Construction of a Compression Function for Cryptographic Hash

Rashed Mazumder, Atsuko Miyaji, Chunhua Su

AVAILABILITY, RELIABILITY, AND SECURITY IN INFORMATION SYSTEMS, CD-ARES 2016, PAML 2016　Vol. 9817　p. 124-140　2016　Research paper (international conference proceedings)

A Blockcipher Based Authentication Encryption

Rashed Mazumder, Atsuko Miyaji, Chunhua Su

AVAILABILITY, RELIABILITY, AND SECURITY IN INFORMATION SYSTEMS, CD-ARES 2016, PAML 2016　Vol. 9817　p. 106-123　2016　Research paper (international conference proceedings)

Elliptic curve cryptography: Algorithms and implementation analysis over coordinate systems

Iskandar Setiadi, Achmad Imam Kistijantoro, Atsuko Miyaji

ICAICTA 2015 - 2015 International Conference on Advanced Informatics: Concepts, Theory and Applications　2015/11/20　Research paper (international conference proceedings)

Self-healing wireless sensor networks

Atsuko Miyaji, Kazumasa Omote

CONCURRENCY AND COMPUTATION-PRACTICE & EXPERIENCE　Vol. 27　No. 10　p. 2547-2568　2015/07　Research paper (scientific journal)

SKENO: Secret key encryption with non-interactive opening

Jiageng Chen, Keita Emura, Atsuko Miyaji

Journal of Mathematical Cryptology　Vol. 9　No. 2　p. 63-74　2015/06/01　Research paper (scientific journal)

Generic constructions of secure-channel free searchable encryption with adaptive security

Keita Emura, Atsuko Miyaji, Mohammad Shahriar Rahman, Kazumasa Omote

SECURITY AND COMMUNICATION NETWORKS　Vol. 8　No. 8　p. 1547-1560　2015/05　Research paper (scientific journal)

A privacy-preserving efficient RFID authentication protocol from SLPN assumption

Mohammad Saiful Islam Mamun, Atsuko Miyaji

International Journal of Computational Science and Engineering　Vol. 10　No. 3　p. 234-243　2015　Research paper (scientific journal)

An efficient batch verification system and its effect in a real time VANET environment

Jiageng Chen, Mohammad Saiful Islam Mamun, Atsuko Miyaji

SECURITY AND COMMUNICATION NETWORKS　Vol. 8　No. 2　p. 298-310　2015/01　Research paper (scientific journal)

Improved Lightweight Pseudo-Random Number Generators for the Low-Cost RFID Tags

Jiageng Chen, Atsuko Miyaji, Hiroyuki Sato, Chunhua Su

2015 IEEE TRUSTCOM/BIGDATASE/ISPA, VOL 1　Vol. Volume1　p. 17-24　2015　Research paper (international conference proceedings)

Analysis of Path ORAM toward Practical Utilization

Steven Gordon, Atsuko Miyaji, Chunhua Su, Karin Sumongkayyothin

PROCEEDINGS 2015 18TH INTERNATIONAL CONFERENCE ON NETWORK-BASED INFORMATION SYSTEMS (NBIS 2015)　p. 646-651　2015　Research paper (international conference proceedings)

A new (n, 2n) Double Block Length Hash Function based on Single Key Scheduling

Atsuko Miyaji, Mazumder Rashed

2015 IEEE 29th International Conference on Advanced Information Networking and Applications (IEEE AINA 2015)　p. 564-570　2015　Research paper (international conference proceedings)

A new statistical approach for integral attack

Jiageng Chen, Atsuko Miyaji, Chunhua Su, Liang Zhao

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 9408　p. 345-356　2015　Research paper (international conference proceedings)

A scalable multiparty private set intersection

Atsuko Miyaji, Shohei Nishida

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 9408　p. 376-385　2015　Research paper (international conference proceedings)

Extended Explicit Relations Between Trace, Definition Field, and Embedding Degree

Atsuko Miyaji, Xiaonan Shi, Satoru Tanaka

ALGEBRAIC INFORMATICS (CAI 2015)　Vol. 9270　p. 165-175　2015　Research paper (international conference proceedings)

New Linear Correlations Related to State Information of RC4 PRGA Using IV in WPA

Ryoma Ito, Atsuko Miyaji

FAST SOFTWARE ENCRYPTION, FSE 2015　Vol. 9054　p. 557-576　2015　Research paper (international conference proceedings)

How TKIP Induces Biases of Internal States of Generic RC4

Ryoma Ito, Atsuko Miyaji

INFORMATION SECURITY AND PRIVACY (ACISP 2015)　Vol. 9144　p. 329-342　2015　Research paper (international conference proceedings)

New Integrated Long-Term Glimpse of RC4

Ryoma Ito, Atsuko Miyaji

INFORMATION SECURITY APPLICATIONS, WISA 2014　Vol. 8909　p. 137-149　2015　Research paper (international conference proceedings)

A New (n, n) Blockcipher Hash Function Using Feistel Network: Apposite for RFID Security

Atsuko Miyaji, Mazumder Rashed

COMPUTATIONAL INTELLIGENCE IN DATA MINING, VOL 3　Vol. 33　p. 519-528　2015　Research paper (international conference proceedings)

POND: A novel protocol for network coding based on hybrid cryptographic scheme

Chengqiang Huang, Atsuko Miyaji, Longhai Li, Shangmei Xu

Proceedings - 2014 IEEE International Conference on Computer and Information Technology, CIT 2014　p. 373-380　2014/12/12　Research paper (international conference proceedings)

Distributed pseudo-random number generation and its application to cloud database

Jiageng Chen, Atsuko Miyaji, Chunhua Su

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 8434　p. 373-387　2014　Research paper (international conference proceedings)

Secure VANET Applications with a refined Group Signature

Mohammad Saiful Islam Mamun, Atsuko Miyaji

2014 TWELFTH ANNUAL INTERNATIONAL CONFERENCE ON PRIVACY, SECURITY AND TRUST (PST)　p. 199-206　2014　Research paper (international conference proceedings)

RFID Path Authentication, Revisited

Mohammad Saiful Islam Mamun, Atsuko Miyaji

2014 IEEE 28TH INTERNATIONAL CONFERENCE ON ADVANCED INFORMATION NETWORKING AND APPLICATIONS (AINA)　p. 245-252　2014　Research paper (international conference proceedings)

A Scalable and Secure RFID Ownership Transfer Protocol

Mohammad Saiful Islam Mamun, Atsuko Miyaji

2014 IEEE 28TH INTERNATIONAL CONFERENCE ON ADVANCED INFORMATION NETWORKING AND APPLICATIONS (AINA)　p. 343-350　2014　Research paper (international conference proceedings)

A Provable Secure Batch Authentication Scheme for EPCGen2 Tags

Jiageng Chen, Atsuko Miyaji, Chunhua Su

PROVABLE SECURITY, PROVSEC 2014　Vol. 8782　p. 103-116　2014　Research paper (international conference proceedings)

Improving Impossible Differential Cryptanalysis with Concrete Investigation of Key Scheduling Algorithm and Its Application to LBlock

Jiageng Chen, Yuichi Futa, Atsuko Miyaji, Chunhua Su

NETWORK AND SYSTEM SECURITY　Vol. 8792　p. 184-197　2014　Research paper (international conference proceedings)

An r-Hiding Revocable Group Signature Scheme: Group Signatures with the Property of Hiding the Number of Revoked Users

Keita Emura, Atsuko Miyaji, Kazumasa Omote

JOURNAL OF APPLIED MATHEMATICS　2014　Research paper (scientific journal)

A multi-purpose Group Signature for Vehicular Network Security

Mohammad Saiful Islam Mamun, Atsuko Miyaji, Hiroaki Takada

2014 17TH INTERNATIONAL CONFERENCE ON NETWORK-BASED INFORMATION SYSTEMS (NBIS 2014)　p. 509-514　2014　Research paper (international conference proceedings)

A collision attack on a double-block-length compression function instantiated with round-reduced AES-256

Jiageng Chen, Shoichi Hirose, Hidenori Kuwakado, Atsuko Miyaji

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 8949　p. 271-285　2014　Research paper (international conference proceedings)

A new (n, n) Blockcipher based Hash Function for Short Messages

Atsuko Miyaji, Mazumder Rashed, Tsuyoshi Sawada

2014 NINTH ASIA JOINT CONFERENCE ON INFORMATION SECURITY (ASIA JCIS)　p. 56-63　2014　Research paper (international conference proceedings)

Novel strategies for searching RC4 key collisions

Jiageng Chen, Atsuko Miyaji

Computers and Mathematics with Applications　Vol. 66　No. 1　p. 81-90　2013/08　Research paper (scientific journal)

Differential cryptanalysis and boomerang cryptanalysis of LBlock

Jiageng Chen, Atsuko Miyaji

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 8128　p. 1-15　2013　Research paper (international conference proceedings)

Self-healing Schemes Suitable for Various WSNs

Atsuko Miyaji, Kazumasa Omote

INTERNET AND DISTRIBUTED COMPUTING SYSTEMS, IDCS 2013　Vol. 8223　p. 92-105　2013　Research paper (international conference proceedings)

A fully-secure RFID authentication protocol from exact LPN assumption

Mohammad Saiful Islam Mamun, Atsuko Miyaji

2013 12TH IEEE INTERNATIONAL CONFERENCE ON TRUST, SECURITY AND PRIVACY IN COMPUTING AND COMMUNICATIONS (TRUSTCOM 2013)　p. 102-109　2013　Research paper (international conference proceedings)

Private Multiparty Set Intersection Protocol in Rational Model

Keita Emura, Atsuko Miyaji, Mohammad Shahriar Rahman

2013 12TH IEEE INTERNATIONAL CONFERENCE ON TRUST, SECURITY AND PRIVACY IN COMPUTING AND COMMUNICATIONS (TRUSTCOM 2013)　p. 431-438　2013　Research paper (international conference proceedings)

How to Build Random Key Pre-distribution Schemes with Self-healing for Multiphase WSNs

Atsuko Miyaji, Kazumasa Omote

2013 IEEE 27TH INTERNATIONAL CONFERENCE ON ADVANCED INFORMATION NETWORKING AND APPLICATIONS (AINA)　p. 205-212　2013　Research paper (international conference proceedings)

Cryptanalysis of Stream Ciphers from a New Aspect: How to Apply Key Collisions to Key Recovery Attack

Jiageng Chen, Atsuko Miyaji

IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES　Vol. E95A　No. 12　p. 2148-2159　2012/12　Research paper (scientific journal)

Dynamic attribute-based signcryption without random oracles

Keita Emura, Atsuko Miyaji, Mohammad Shahriar Rahman

International Journal of Applied Cryptography　Vol. 2　No. 3　p. 199-211　2012/02　Research paper (scientific journal)

Privacy-preserving two-party rational set intersection protocol

Atsuko Miyaji, Mohammad Shahriar Rahman

Informatica (Slovenia)　Vol. 36　No. 3　p. 277-286　2012　Research paper (scientific journal)

A Novel Hybrid IP Traceback Scheme with Packet Counters

Tomoyuki Karasawa, Soshi Masakazu, Miyaji Atsuko

Lecture Notes in Computer Science　Vol. 7646　p. 71-84　2012

How to enhance the security on the least significant bit

Atsuko Miyaji, Yiren Mo

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 7712　p. 263-279　2012　Research paper (international conference proceedings)

A secure and private RFID authentication protocol under SLPN problem

Mohammad S. I. Mamun, Atsuko Miyaji, Mohammad S. Rahman

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 7645　p. 476-489　2012　Research paper (international conference proceedings)

Constant-ciphertext-size dual policy attribute based encryption

Atsuko Miyaji, Phuong V. X. Tran

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 7672　p. 400-413　2012　Research paper (international conference proceedings)

A revocable group signature scheme with the property of hiding the number of revoked users

Keita Emura, Atsuko Miyaji, Kazumasa Omote

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 7259　p. 186-203　2012　Research paper (international conference proceedings)

An intrusion and random-number-leakage resilient scheme in mobile unattended WSNs

Tatsuro Iida, Keita Emura, Atsuko Miyaji, Kazumasa Omote

Proceedings - 26th IEEE International Conference on Advanced Information Networking and Applications Workshops, WAINA 2012　p. 552-557　2012　Research paper (international conference proceedings)

Privacy-preserving set operations in the presence of rational parties

Atsuko Miyaji, Mohammad Shahriar Rahman

Proceedings - 26th IEEE International Conference on Advanced Information Networking and Applications Workshops, WAINA 2012　p. 869-874　2012　Research paper (international conference proceedings)

Lightweight integrity for XOR network coding in Wireless Sensor Networks

Kazuya Izawa, Atsuko Miyaji, Kazumasa Omote

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 7232　p. 245-258　2012　Research paper (international conference proceedings)

An Optimized Signature Verification System for Vehicle Ad hoc NETwork

Mohammad Saiful Islam Mamun, Atsuko Miyaji

2012 INTERNATIONAL CONFERENCE ON WIRELESS COMMUNICATIONS, NETWORKING AND MOBILE COMPUTING (WICOM)　2012　Research paper (international conference proceedings)

Generalized Analysis on Key Collisions of Stream Cipher RC4

Jiageng Chen, Atsuko Miyaji

IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES　Vol. E94A　No. 11　p. 2194-2206　2011/11　Research paper (scientific journal)

Efficient and Secure Aggregation of Sensor Data against Multiple Corrupted Nodes

Atsuko Miyaji, Kazumasa Omote

IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS　Vol. E94D　No. 10　p. 1955-1965　2011/10　Research paper (scientific journal)

A Timed-Release Proxy Re-Encryption Scheme

Keita Emura, Atsuko Miyaji, Kazumasa Omote

IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES　Vol. E94A　No. 8　p. 1682-1695　2011/08　Research paper (scientific journal)

Efficient and low-cost RFID authentication schemes

Atsuko Miyaji, Mohammad Shahriar Rahman, Masakazu Soshi

Journal of Wireless Mobile Networks, Ubiquitous Computing, and Dependable Applications　Vol. 2　No. 3　p. 4-25　2011　Research paper (scientific journal)

Scalar multiplication on Weierstraß elliptic curves from Co-Z arithmetic

Raveen R. Goundar, Marc Joye, Atsuko Miyaji, Matthieu Rivain, Alexandre Venelli

Journal of Cryptographic Engineering　Vol. 1　No. 2　p. 161-176　2011　Research paper (scientific journal)

Unconditionally secure oblivious transfer based on channel delays

Kai-Yuen Cheong, Atsuko Miyaji

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 7043　p. 112-120　2011　Research paper (international conference proceedings)

T-robust scalable group key exchange protocol with O(log n) complexity

Tetsuya Hatano, Atsuko Miyaji, Takashi Sato

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 6812　p. 189-207　2011　Research paper (international conference proceedings)

New concrete relation between trace, definition field, and embedding degree

Shoujiro Hirasawa, Atsuko Miyaji

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences　Vol. E94-A　No. 6　p. 1368-1374　2011　Research paper (scientific journal)

An Identity-Based Proxy Re-Encryption Scheme with Source Hiding Property, and its Application to a Mailing-List System

Keita Emura, Atsuko Miyaji, Kazumasa Omote

PUBLIC KEY INFRASTRUCTURES, SERVICES AND APPLICATIONS　Vol. 6711　p. 77-+　2011　Research paper (international conference proceedings)

Sequential Bitwise Sanitizable Signature Schemes

Goichiro Hanaoka, Shoichi Hirose, Atsuko Miyaji, Kunihiko Miyazaki, Bagus Santoso, Peng Yang

IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES　Vol. E94A　No. 1　p. 392-404　2011/01　Research paper (scientific journal)

Adaptive Secure-Channel Free Public-Key Encryption with Keyword Search Implies Timed Release Encryption

Keita Emura, Atsuko Miyaji, Kazumasa Omote

INFORMATION SECURITY　Vol. 7001　p. 102-+　2011　Research paper (international conference proceedings)

A New Practical Key Recovery Attack on the Stream Cipher RC4 under Related-Key Model

Jiageng Chen, Atsuko Miyaji

INFORMATION SECURITY AND CRYPTOLOGY　Vol. 6584　p. 62-76　2011　Research paper (international conference proceedings)

Redesigning Group Key Exchange Protocol Based on Bilinear Pairing Suitable for Various Environments

Yvo Desmedt, Atsuko Miyaji

INFORMATION SECURITY AND CRYPTOLOGY　Vol. 6584　p. 236-+　2011　Research paper (international conference proceedings)

Hidden Credential Retrieval without Random Oracles

Atsuko Miyaji, Mohammad Shahriar Rahman, Masakazu Soshi

INFORMATION SECURITY APPLICATIONS　Vol. 6513　p. 160-+　2011　Research paper (international conference proceedings)

Privacy-Preserving Data Mining: A Game-Theoretic Approach

Atsuko Miyaji, Mohammad Shahriar Rahman

DATA AND APPLICATIONS SECURITY AND PRIVACY XXV　Vol. 6818　p. 186-200　2011　Research paper (international conference proceedings)

How to Find Short RC4 Colliding Key Pairs

Jiageng Chen, Atsuko Miyaji

INFORMATION SECURITY　Vol. 7001　p. 32-46　2011　Research paper (international conference proceedings)

POLISH: Proactive Co-operative Link Self-Healing for Wireless Sensor Networks

Tatsuro Iida, Atsuko Miyaji, Kazumasa Omote

STABILIZATION, SAFETY, AND SECURITY OF DISTRIBUTED SYSTEMS　Vol. 6976　p. 253-267　2011　Research paper (international conference proceedings)

Efficient and Optimally Secure In-Network Aggregation in Wireless Sensor Networks

Atsuko Miyaji, Kazumasa Omote

INFORMATION SECURITY APPLICATIONS　Vol. 6513　p. 135-149　2011　Research paper (international conference proceedings)

匿名IDベース暗号を用いたセキュアチャネルフリー検索可能公開鍵暗号方式の一般的構成法

江村恵太, 宮地充子, 面和成

暗号と情報セキュリティシンポジウム (SCIS)　2011/01　Research paper (conference, symposium, etc.)

Ideal secret sharing schemes with share selectability

Keita Emura, Atsuko Miyaji, Akito Nomura, Mohammad Shahriar Rahman, Masakazu Soshi

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 7043　p. 143-157　2011　Research paper (international conference proceedings)

Non-interactive opening for ciphertexts encrypted by shared keys

Jiageng Chen, Keita Emura, Atsuko Miyaji

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 7043　p. 57-68　2011　Research paper (international conference proceedings)

Toward dynamic attribute-based signcryption (poster)

Keita Emura, Atsuko Miyaji, Mohammad Shahriar Rahman

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 6812　p. 439-443　2011　Research paper (international conference proceedings)

New Analysis Based on Correlations of RC4 PRGA with Nonzero-Bit Differences

MIYAJI Atsuko, SUKEGAWA Masahiro

IEICE Trans. Fundamentals　Vol. 93　No. 6　p. 1066-1077　2010/06/01

A ciphertext-policy attribute-based encryption scheme with constant ciphertext length

Keita Emura, Atsuko Miyaji, Kazumasa Omote, Akito Nomura, Masakazu Soshi

International Journal of Applied Cryptography　Vol. 2　No. 1　p. 46-59　2010　Research paper (scientific journal)

APRAP: Another privacy preserving RFID authentication protocol

Atsuko Miyaji, Mohammad Shahriar Rahman

2010 6th IEEE Workshop on Secure Network Protocols, NPSec 2010　p. 13-18　2010　Research paper (international conference proceedings)

Co-Z addition formulæ and binary ladders on elliptic curves

Raveen R. Goundar, Marc Joye, Atsuko Miyaji

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 6225　p. 65-79　2010　Research paper (international conference proceedings)

RPoK: A Strongly Resilient Polynomial-based Random Key Pre-distribution Scheme for Multiphase Wireless Sensor Networks

Hisashige Ito, Atsuko Miyaji, Kazumasa Omote

2010 IEEE GLOBAL TELECOMMUNICATIONS CONFERENCE GLOBECOM 2010　2010　Research paper (international conference proceedings)

Privacy-Preserving Data Mining in Presence of Covert Adversaries

Atsuko Miyaji, Mohammad Shahriar Rahman

ADVANCED DATA MINING AND APPLICATIONS, ADMA 2010, PT I　Vol. 6440　p. 429-440　2010　Research paper (international conference proceedings)

A New Class of RC4 Colliding Key Pairs with Greater Hamming Distance

Jiageng Chen, Atsuko Miyaji

INFORMATION SECURITY PRACTICE AND EXPERIENCE, PROCEEDINGS　Vol. 6047　p. 30-44　2010　Research paper (international conference proceedings)

A Timed-Release Proxy Re-encryption Scheme and Its Application to Fairly-Opened Multicast Communication

Keita Emura, Atsuko Miyaji, Kazumasa Omote

PROVABLE SECURITY　Vol. 6402　p. 200-+　2010　Research paper (international conference proceedings)

Generalized RC4 Key Collisions and Hash Collisions

Jiageng Chen, Atsuko Miyaji

SECURITY AND CRYPTOGRAPHY FOR NETWORKS　Vol. 6280　p. 73-87　2010　Research paper (international conference proceedings)

An Anonymous Designated Verifier Signature Scheme with Revocation: How to Protect a Company's Reputation

Keita Emura, Atsuko Miyaji, Kazumasa Omote

PROVABLE SECURITY　Vol. 6402　p. 184-+　2010　Research paper (international conference proceedings)

Efficient privacy-preserving data mining in malicious model

Keita Emura, Atsuko Miyaji, Mohammad Shahriar Rahman

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 6440　No. 1　p. 370-382　2010　Research paper (international conference proceedings)

A dynamic attribute-based group signature scheme and its application in an anonymous survey for the collection of attribute statistics

Keita Emura, Atsuko Miyaji, Kazumasa Omote

Journal of Information Processing　Vol. 17　p. 216-231　2009　Research paper (scientific journal)

Elliptic curves with a pre-determined embedding degree

Shoujirou Hirasawa, Atsuko Miyaji

IEEE International Symposium on Information Theory - Proceedings　p. 2391-2395　2009　Research paper (international conference proceedings)

New correlations of RC4 PRGA using nonzero-bit differences

Atsuko Miyaji, Masahiro Sukegawa

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 5594　p. 134-152　2009　Research paper (international conference proceedings)

A Secure RFID Authentication Protocol with Low Communication Cost

Mohammad Shahriar Rahman, Masakazu Soshi, Atsuko Miyaji

CISIS: 2009 INTERNATIONAL CONFERENCE ON COMPLEX, INTELLIGENT AND SOFTWARE INTENSIVE SYSTEMS, VOLS 1 AND 2　p. 559-+　2009　Research paper (international conference proceedings)

A Certificate Revocable Anonymous Authentication Scheme with Designated Verifier

Keita Emura, Atsuko Miyaji, Kazumasa Omote

2009 INTERNATIONAL CONFERENCE ON AVAILABILITY, RELIABILITY, AND SECURITY (ARES), VOLS 1 AND 2　p. 769-773　2009　Research paper (international conference proceedings)

A Selectable k-Times Relaxed Anonymous Authentication Scheme

Keita Emura, Atsuko Miyaji, Kazumasa Omote

INFORMATION SECURITY APPLICATIONS　Vol. 5932　p. 281-295　2009　Research paper (international conference proceedings)

A Ciphertext-Policy Attribute-Based Encryption Scheme with Constant Ciphertext Length

Keita Emura, Atsuko Miyaji, Akito Nomura, Kazumasa Omote, Masakazu Soshi

INFORMATION SECURITY PRACTICE AND EXPERIENCE, PROCEEDINGS　Vol. 5451　p. 13-+　2009　Research paper (international conference proceedings)

A Dynamic Attribute-Based Group Signature Scheme and its Application in an Anonymous Survey for the Collection of Attribute Statistics

Keita Emura, Atsuko Miyaji, Kazumasa Omote

2009 INTERNATIONAL CONFERENCE ON AVAILABILITY, RELIABILITY, AND SECURITY (ARES), VOLS 1 AND 2　p. 487-492　2009　Research paper (international conference proceedings)

Revisited (hyper)-elliptic curve scalar multiplication with a fixed point

Atsuko Miyaji, Kenji Mizosoe

Journal of Information Processing　Vol. 16　p. 176-189　2008　Research paper (scientific journal)

Generalized scalar multiplication secure against SPA, DPA, and RPA

Atsuko Miyaji

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences　Vol. E91-A　No. 10　p. 2833-2842　2008　Research paper (scientific journal)

Security and access control for vehicular communications

Saber Zrelli, Atsuko Miyaji, Yoichi Shinoda, Thierry Ernst

Proceedings - 4th IEEE International Conference on Wireless and Mobile Computing, Networking and Communication, WiMob 2008　p. 561-566　2008　Research paper (international conference proceedings)

Quantum Secret Sharing between Multiparty and Multiparty against the Attacks with Single Photons or EPR-pair

Atsushi Waseda, Takayuki Takagi, Masakazu Soshi, Atsuko Miyaji

2008 INTERNATIONAL SYMPOSIUM ON INFORMATION THEORY AND ITS APPLICATIONS, VOLS 1-3　p. 303-+　2008　Research paper (international conference proceedings)

Simple Certificateless Signature with Smart Cards

Kazumasa Omote, Atsuko Miyaji, Kazuhiko Kato

EUC 2008: PROCEEDINGS OF THE 5TH INTERNATIONAL CONFERENCE ON EMBEDDED AND UBIQUITOUS COMPUTING, VOL 2, WORKSHOPS　p. 431-+　2008　Research paper (international conference proceedings)

Special section on cryptography and information security

Masakatu Morii, Shiho Moriai, Goichiro Hanaoka, Toru Akishita, Tetsuya Izu, Tetsu Iwata, Koji Okada, Toshinobu Kaneko, Hiroaki Kikuchi, Kwangjo Kim, Shinsaku Kiyomoto, Noboru Kunthiro, Hiroki Koga, Kazukuni Kobara, Ryuichi Sakai, Kouichi Sakurai, Kazue Sako, Takashi Satoh, Akira Shiozaki, Hiroki Shizuya, Tsuyoshi Takagi, Mitsuru Tada, Keisuke Tanaka, Hiroshi Doi, Toru Nakanishi, Shoichi Hirose, Eiichiro Fujisaki, Soichi Furuya, Mitsuru Matsui, Natsume Matsuzaki, Tsutomu Matsumoto, Atsuko Miyaji, Maid Yoshida

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences　Vol. E90-A　No. 1　2007　Research paper (scientific journal)

Evaluation of the Security of RC6 against the x(2)-attack

Atsuko Miyaji, Yuuki Takano

IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES　Vol. E90A　No. 1　p. 22-28　2007/01　Research paper (scientific journal)

Mobile agent security with efficient oblivious transfer

Watarn Hasegawa, Masakazu Soshi, Atsuko Miyaji

SECRYPT 2007: PROCEEDINGS OF THE SECOND INTERNATIONAL CONFERENCE ON SECURITY AND CRYPTOGRAPHY　p. 299-304　2007　Research paper (international conference proceedings)

Generalized MMM-algorithm secure against SPA, DPA, and RPA

Atsuko Miyaji

INFORMATION SECURITY AND CRYPTOLOGY - ICISC 2007　Vol. 4817　p. 282-296　2007　Research paper (international conference proceedings)

Special section on discrete mathematics and its applications

Keiko Imai, Hisashi Koga, Mitsuru Matsui, Tomomi Matsui, Atsuko Miyaji, Kunihiko Sadakane, Tetsuo Shibuya, Akiyoshi Shioura, Tsuyoshi Takagi, Yasuhiko Takenaga, Eiji Takimoto, Keisuke Tanaka, Tatsuie Tsukiji, Ryuhei Uehara, Takeaki Uno, Koichi Yamazaki, Satoshi Fujita

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences　Vol. E89-A　No. 5　2006/01/01　Research paper (scientific journal)

Java Obfuscation Approaches to Construct Tamper-Resistant Object-Oriented Programs

Sakabe Yusuke, Soshi Masakazu, Miyaji Atsuko

Information and Media Technologies　Vol. 1　No. 1　p. 134-146　2006

Secure elliptic curve exponentiation against RPA, ZRA, DPA, and SPA

Hideyo Mamiya, Atsuko Miyaji, Hiroaki Morimoto

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences　Vol. E89-A　No. 8　p. 2207-2215　2006　Research paper (scientific journal)

n-State Quantum Coin Flipping Protocol.

Atsushi Waseda, Masakazu Soshi, Atsuko Miyaji

International Symposium on Information Technology: Coding and Computing (ITCC 2005)　p. 776-777　2005　Research paper (international conference proceedings)

On the Success Probability of chi2-attack on RC6.

Atsuko Miyaji, Yuuki Takano

Information Security and Privacy(ACISP)　p. 61-74　2005　Research paper (international conference proceedings)

Efficient countermeasures against RPA, DPA, and SPA

Hideyo Mamiya, Atsuko Miyaji, Hiroaki Morimoto

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 3156　p. 343-356　2004　Research paper (scientific journal)

A fully-functional group signature scheme over only known-order group

Atsuko Miyaji, Kozue Umeda

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 3089　p. 164-179　2004　Research paper (scientific journal)

Success Probability in Chi2-Attacks.

Takashi Matsunaka, Atsuko Miyaji, Yuuki Takano

Applied Cryptography and Network Security(ACNS)　p. 310-325　2004　Research paper (international conference proceedings)

Optimized χ2-attack against RC6

Norihisa Isogai, Takashi Matsunaka, Atsuko Miyaji

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 2846　p. 16-32　2003　Research paper (scientific journal)

Java Obfuscation with a Theoretical Basis for Building Secure Mobile Agents

Sakabe Yusuke, Soshi Masakazu, Miyaji Atsuko

Lecture Notes in Computer Science　Vol. 2828　p. 89-103　2003

A Second-price Sealed-bid Auction with the Discriminant of the p_<0>-th Root

Omote Kazumasa, Miyaji Atsuko

Lecture Notes in Computer Science　Vol. 2357　p. 57-71　2003

Evaluation of anonymity of practical anonymous communication networks

Shigeki Kitazawa, Masakazu Soshi, Atsuko Miyaji

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 2727　p. 13-26　2003　Research paper (international conference proceedings)

An improved fast signature scheme without online multiplication

T Okamoto, M Tada, A Miyaji

FINANCIAL CRYPTOGRAPHY　Vol. 2357　p. 152-167　2003　Research paper (scientific journal)

A multi-signature scheme with signers’ intentions secure against active attacks

Kei Kawauchi, Hiroshi Minato, Atsuko Miyaji, Mitsuru Tada

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 2288　p. 328-340　2002　Research paper (international conference proceedings)

A multi-signature scheme with signers' intentinos secure against active attacks

Kawauchi Kei, Minato Hiroshi, Miyaji Atsuko, Tada Mitsuru

Lecture Notes in Computer Science　Vol. 2288　p. 175-196　2002

New explicit conditions of elliptic curve traces for FR-reduction

Atsuko Miyaji, Masaki Nakabayashi, Shunzou Takano

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences　Vol. E84-A　No. 5　p. 1234-1243　2001　Research paper (scientific journal)

An anonymous auction protocol with a single non-trusted center using binary trees

Kazumasa Omote, Atsuko Miyaji

INFORMATION SECURITY, PROCEEDINGS　Vol. 1975　p. 108-120　2001　Research paper (scientific journal)

Efficient "on the fly" signature schemes based on integer factoring

Okamoto Takeshi, Tada Mitsuru, Miyaji Atsuko

Lecture Notes in Computer Science　Vol. 2247　p. 275-286　2001

Characterization of elliptic curve traces under FR-reduction

Atsuko Miyaji, Masaki Nakabayashi, Shunzo Takano

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 2015　p. 90-108　2001　Research paper (international conference proceedings)

A practical english auction with one-time registration

Kazumasa Omote, Atsuko Miyaji

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 2119　p. 221-234　2001　Research paper (international conference proceedings)

Efficient and unconditionally secure verifiable threshold changeable scheme

Ayako Maeda, Atsuko Miyaji, Mitsuru Tada

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 2119　p. 403-416　2001　Research paper (international conference proceedings)

An agent-based model of anonymous communication protocols

K. Shigeki, M. Soshi, A. Miyaji

Proceedings of the Workshop on Enabling Technologies: Infrastructure for Collaborative Enterprises, WETICE　Vol. 2001-　p. 177-182　2001　Research paper (international conference proceedings)

An anonymous auction protocol with a single non-trusted center using binary trees

Omote Kazumasa, Miyaji Atsuko

Lecture Notes in Computer Science　Vol. 1975　p. 461-490　2000

A multisignature scheme with message flexibility, order flexibility and order verifiability

Shirow Mitomi, Atsuko Miyaji

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 1841　p. 298-312　2000　Research paper (international conference proceedings)

A message recovery signature scheme equivalent to DSA over elliptic curves

Miyaji Atsuko

Lecture Notes in Computer Science　Vol. 1163　p. 1-14　1996