IEICE SEARCH SYSTEM

Masakatu MORII

Anonymous Authentication Scheme without Verification Table for Wireless Environments Ryoichi ISAWA Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2012/12/01 Vol. E95-A No. 12 pp. 2488-2492 Type of Manuscript: LETTER Category: Cryptography and Information Security Keyword: anonymity, authentication, security, wireless communication,
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On the Probabilistic Computation Method with Reliability for the Weight Distribution of LDPC Codes Masanori HIROTOMO Masami MOHRI Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2012/04/01 Vol. E95-A No. 4 pp. 790-800 Type of Manuscript: PAPER Category: Coding Theory Keyword: LDPC codes, weight distribution, probabilistic algorithm,
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Falsification Attacks against WPA-TKIP in a Realistic Environment Yosuke TODO Yuki OZAWA Toshihiro OHIGASHI Masakatu MORII
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2012/02/01 Vol. E95-D No. 2 pp. 588-595 Type of Manuscript: PAPER Category: Information Network Keyword: wireless LAN network, WPA-TKIP, falsification attack, QoS, vulnerability,
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Cryptanalysis for RC4 and Breaking WEP/WPA-TKIP Masakatu MORII Yosuke TODO
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2011/11/01 Vol. E94-D No. 11 pp. 2087-2094 Type of Manuscript: Special Section PAPER (Special Section on Information and Communication System Security) Category: INVITED Keyword: wireless LAN network, RC4, WEP, WPA-TKIP, cryptoanalysis,
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Irreducible m-Term Polynomial and Its Application to Multiplication over GF(2^m) Yuko OZASA Masanori HIROTOMO Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/03/01 Vol. E94-A No. 3 pp. 1045-1048 Type of Manuscript: LETTER Category: General Fundamentals and Boundaries Keyword: finite field, multiplication, polynomial ring representation,
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Generalized Classes of Weak Keys on RC4 Using Predictive State Ryoichi TERAMURA Toshihiro OHIGASHI Hidenori KUWAKADO Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/01/01 Vol. E94-A No. 1 pp. 10-18 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Symmetric Cryptography Keyword: cryptanalysis, stream cipher, RC4, weak key, predictive state,
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Systematic Generation of Tardos's Fingerprint Codes Minoru KURIBAYASHI Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2010/02/01 Vol. E93-A No. 2 pp. 508-515 Type of Manuscript: PAPER Category: Cryptography and Information Security Keyword: fingerprinting, Tardos's code, chaotic map, collusion attack,
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Fast WEP-Key Recovery Attack Using Only Encrypted IP Packets Ryoichi TERAMURA Yasuo ASAKURA Toshihiro OHIGASHI Hidenori KUWAKADO Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2010/01/01 Vol. E93-A No. 1 pp. 164-171 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Cryptanalysis Keyword: cryptanalysis, RC4, WEP, IEEE 802.11, wireless LAN, IP packet,
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A Probabilistic Algorithm for Computing the Weight Distribution of LDPC Codes Masanori HIROTOMO Masami MOHRI Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2009/07/01 Vol. E92-A No. 7 pp. 1677-1689 Type of Manuscript: PAPER Category: Coding Theory Keyword: LDPC codes, weight distribution, probabilistic method, minimum distance,
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A Chosen-IV Key Recovery Attack on Py and Pypy Takanori ISOBE Toshihiro OHIGASHI Hidenori KUWAKADO Masakatu MORII
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2009/01/01 Vol. E92-D No. 1 pp. 32-40 Type of Manuscript: PAPER Category: Application Information Security Keyword: cryptanalysis, stream cipher, Py, Pypy, eSTREAM, key recovery attack,
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Compression Functions Suitable for the Multi-Property-Preserving Transform Hidenori KUWAKADO Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2008/10/01 Vol. E91-A No. 10 pp. 2851-2859 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Cryptography and Information Security Keyword: compression function, hash function, multi-property preserving,
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Reversible Watermark with Large Capacity Based on the Prediction Error Expansion Minoru KURIBAYASHI Masakatu MORII Hatsukazu TANAKA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2008/07/01 Vol. E91-A No. 7 pp. 1780-1790 Type of Manuscript: PAPER Category: Cryptography and Information Security Keyword: reversible watermark, prediction error, location map,
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New Weakness in the Key-Scheduling Algorithm of RC4 Toshihiro OHIGASHI Yoshiaki SHIRAISHI Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2008/01/01 Vol. E91-A No. 1 pp. 3-11 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Symmetric Cryptography Keyword: cryptanalysis, stream cipher, RC4, key scheduling algorithm,
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Indifferentiability of Single-Block-Length and Rate-1 Compression Functions Hidenori KUWAKADO Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/10/01 Vol. E90-A No. 10 pp. 2301-2308 Type of Manuscript: PAPER Category: Information Security Keyword: cryptography, hash function, compression function, block cipher,
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FOREWORD Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/01/01 Vol. E90-A No. 1 pp. 1-1 Type of Manuscript: FOREWORD Category: Keyword:
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Fingerprinting Protocol Based on Distributed Providers Using Oblivious Transfer Urara SHINMYO Minoru KURIBAYASHI Masakatu MORII Hatsukazu TANAKA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2006/10/01 Vol. E89-A No. 10 pp. 2597-2602 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Cryptography Keyword: fingerprinting, distributed providers, oblivious transfer,
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Internal-State Reconstruction of a Stream Cipher RC4 Yoshiaki SHIRAISHI Toshihiro OHIGASHI Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2003/10/01 Vol. E86-A No. 10 pp. 2636-2638 Type of Manuscript: Special Section LETTER (Special Section on Information Theory and Its Applications) Category: Information Security Keyword: stream cipher, RC4, internal-state reconstruction,
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A Method for Improving Fast Correlation Attack Using Parity Check Equations Modifications Youji FUKUTA Yoshiaki SHIRAISHI Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2003/08/01 Vol. E86-A No. 8 pp. 2155-2158 Type of Manuscript: LETTER Category: Information Security Keyword: stream cipher, nonlinear combiner generator, fast correlation attack, parity check equations,
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Moment Calculating Algorithm for Busy-period of Discrete-time Finite-capacity M/G/1 Type Queue Chikara OHTA Masakatu MORII
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2002/01/01 Vol. E85-B No. 1 pp. 293-304 Type of Manuscript: PAPER Category: Network Keyword: discrete-time M/G/1 type queue, busy period, moments, HOL priority control,
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On Good Convolutional Codes with Optimal Free Distance for Rates 1/2, 1/3 and 1/4 Naoto SONE Masami MOHRI Masakatu MORII Hiroshi SASANO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2001/01/01 Vol. E84-B No. 1 pp. 116-119 Type of Manuscript: LETTER Category: Fundamental Theories Keyword: convolutional code, optimum free distance (OFD), minimum free distance, Cedervall-Johannesson algorithm,
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A Probabilistic Algorithm for Determining the Minimum Weight of Cyclic Codes Masami MOHRI Masakatu MORII
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1998/10/20 Vol. E81-A No. 10 pp. 2170-2173 Type of Manuscript: Special Section LETTER (Special Section on Information Theory and Its Applications) Category: Coding Theory Keyword: minimum weight, cyclic codes, probabilistic algorithm,
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A Simple Parallel Algorithm for the Ziv-Lempel Encoding Ken-ichi IWATA Masakatu MORII Tomohiko UYEMATSU Eiji OKAMOTO
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1998/04/20 Vol. E81-A No. 4 pp. 709-712 Type of Manuscript: LETTER Category: Information Theory and Coding Theory Keyword: parallel encoding, sliding-window Ziv-Lempel algorithm, longest-matched string, universal data compression,
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An Efficient Universal Coding Algorithm for Noiseless Channel with Symbols of Unequal Cost Ken-ichi IWATA Masakatu MORII Tomohiko UYEMATSU
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1997/11/20 Vol. E80-A No. 11 pp. 2232-2237 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Source Coding Keyword: noiseless coding, additive cost of code symbol, universally optimal cost coding, Ziv-Lempel coding, Varn coding,
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New Key Generation Algorithm for RSA Cryptosystem Ryuichi SAKAI Masakatu MORII Masao KASAHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1994/01/20 Vol. E77-A No. 1 pp. 89-97 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: cryptography, public-key cryptosystem, RSA, key generation algorithm, primality test,
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An Accelerated Solution of Quadratic Equations over GF(2^m) Masakatu MORII Sayaka YOSHIZU
Publication: IEICE TRANSACTIONS (1976-1990) Publication Date: 1990/11/20 Vol. E73-E No. 11 pp. 1821-1823 Type of Manuscript: Special Section LETTER (Special Issue on 1990 Autumn Natl. Conv. IEICE) Category: Information Theory Keyword:
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Bit-Serial Squarer in Finite Fields with Characteristic 2 Masakatu MORII Yuzo TAKAMATSU
Publication: IEICE TRANSACTIONS (1976-1990) Publication Date: 1990/08/20 Vol. E73-E No. 8 pp. 1314-1318 Type of Manuscript: LETTER Category: Information Theory and Coding Theory Keyword:
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Efficient Construction of Gate Circuit for Computing Multiplicative Inverses over GF (2^m) Masakatu MORII Masao KASAHARA
Publication: IEICE TRANSACTIONS (1976-1990) Publication Date: 1989/01/20 Vol. E72-E No. 1 pp. 37-42 Type of Manuscript: PAPER Category: Information Theory and Coding Theory Keyword:
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A Theorem that GF (2^4m) has no Self-Complementary Normal Bases over GF (2) for Odd m Masakatu MORII Kyoki IMAMURA
Publication: IEICE TRANSACTIONS (1976-1990) Publication Date: 1984/12/20 Vol. E67-E No. 12 pp. 655-656 Type of Manuscript: LETTER Category: Mathematics Keyword:
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