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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| ISEC, IPSJ-CSEC, SITE, ICSS [detail] | 2009-07-02 13:25 |
Akita | Akita University | Security Gap between Double-Sequence Knapsack PKC and Single-Sequence Knapsack PKC against Low-Density Attack (Part2) Takeshi Nasako, Yasuyuki Murakami (OECU), Masao Kasahara (OGU)  ISEC2009-16 SITE2009-8 ICSS2009-30 |
Recently present authors proposed a double-sequence knapsack public key cryptosystem on the basis of MH PKC. We also pro... [more] | ISEC2009-16 SITE2009-8 ICSS2009-30 pp.7-13 |
| ISEC, IPSJ-CSEC, SITE, ICSS [detail] | 2009-07-02 13:50 |
Akita | Akita University | Relationship between Weight of Plaintext and Successful Attacks in Knapsack Cryptosystems Tatsuo Douzono, Takeshi Nasako, Yasuyuki Murakami (Osaka Electoro-Communication Univ.) ISEC2009-17 SITE2009-9 ICSS2009-31 |
[more] | ISEC2009-17 SITE2009-9 ICSS2009-31 pp.15-19 |
| WBS, IT, ISEC | 2009-03-09 11:15 |
Hokkaido | Hakodate Mirai Univ. | A Note on Security of Knapsack Type PKC with Random Sequence Yasuyuki Murakami (Osaka Electro-Comm Univ.) IT2008-48 ISEC2008-106 WBS2008-61 |
Present author proposed a new method for constructing knapsack PKC by using a random sequence. In this paper, we propo... [more] |
IT2008-48 ISEC2008-106 WBS2008-61 pp.35-40 |
| WBS, IT, ISEC | 2009-03-09 11:40 |
Hokkaido | Hakodate Mirai Univ. | Security Gap between Double-Sequence Knapsack PKC and Single-Sequence Knapsack PKC against Low-Density Attack Takeshi Nasako, Yasuyuki Murakami (Osaka Electro-Comm Univ.), Masao Kasahara (Osaka Gakuin Univ.) IT2008-49 ISEC2008-107 WBS2008-62 |
Recently present authors proposed a double-sequence knapsack public key cryptosystem on the basis of MH PKC(KMN PKC). We... [more] | IT2008-49 ISEC2008-107 WBS2008-62 pp.41-45 |
| EMD | 2008-12-19 16:15 |
Tokyo | Tamagawa Univ. | Fundamental Commutation Phenomena of DC Motor in Bio Fuel Koichiro Sawa, Akihiro Nakamura, Hiraku Ogura, Toshiyuki Murakami (Keio Univ.) EMD2008-112 |
[more] | EMD2008-112 pp.35-40 |
| EMD | 2008-11-16 17:00 |
Miyagi | Tohoku Bunka Gakuin University (Sendai) | Commutation Phenomena of DC Motor in Ethanol Fuel Koichiro Sawa, Akihiro Nakamura, Hiraku Ogura, Toshiyuki Murakami (Keio Univ.) EMD2008-105 |
[more] | EMD2008-105 pp.161-164 |
| MBE | 2008-09-25 13:30 |
Nagano | Faculty of Engineering, Shinshu University | Chaos and Fractal Analyses concerned with the Inverse Problem of the Equivalent Electric Dipoles with ECG Dynamics based on the Finite Element Method Katsuyuki Murakami, Masahiro Nakagawa (Nagaoka Univ. of Tech.) MBE2008-41 |
[more] | MBE2008-41 pp.79-84 |
| ISEC | 2008-09-12 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | New Trapdoors in Knapsack Public-Key Cryptosystem with Two Sequences as Public Key Yasuyuki Murakami, Takeshi Nasako (Osaka Electro-Comm. Univ.), Masao Kasahara (Osaka Gakuin Univ.) ISEC2008-64 |
Present authors proposed a new class of knasack PKC (KMN PKC) which uses two sequences as the public key. KMN PKC uses... [more] |
ISEC2008-64 pp.9-16 |
| ISEC | 2008-09-12 13:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Note on Security of KMN PKC Takeshi Nasako, Yasuyuki Murakami (Osaka Electro-Comm. Univ.), Masao Kasahara (Osaka Gakuin Univ.) ISEC2008-65 |
Recently present authors proposed a new class of knapsack type cryptosystem on the basis of MH PKC(KMN PKC). In this p... [more] |
ISEC2008-65 pp.17-20 |
| ISEC, SITE, IPSJ-CSEC | 2008-07-24 13:00 |
Fukuoka | Fukuoka Institute of System LSI Design Industry | A Note on the Security of KMN PKC and Presentation of Challenge Problems Masao Kasahara (Osaka Gakuin Univ.), Yasuyuki Murakami, Takeshi Nasako (Osaka Electro-Comm. Univ.) ISEC2008-16 SITE2008-10 |
In this paper we discuss on a method for improving the security of the previously propsed KMN PKC where two pairs of cip... [more] | ISEC2008-16 SITE2008-10 pp.1-8 |
| ISEC, LOIS | 2007-11-21 13:30 |
Hyogo | Kobe University | A New Construction of Knapsack Cryptosystem Masao Kasahara (Osaka Gakuin Univ.), Yasuyuki Murakami, Takeshi Nasako (Osaka Electro-Comm. Univ.) ISEC2007-89 OIS2007-61 |
In this paper we propose a new method for constructing the public-key cryptosytems on the basis of the classical Merkl... [more] |
ISEC2007-89 OIS2007-61 pp.1-6 |
| CAS, NLP | 2007-10-19 14:40 |
Tokyo | Musashi Institute of Technology | Chaos Analyses of Fluctuation in Heartbeats and the Inverse Problem of the Tquivalent Electric Dipole with Ecg Dynamics based on Finite Element Method Katsuyuki Murakami (Nagaoka Univ. of Tech.), Hideyuki Usui (eTRUST), Masahiro Nakagawa (Nagaoka Univ. of Tech.) CAS2007-61 NLP2007-89 |
In this research, we estimated the electric dipole dynamics by means of solving an inverse problem with respect to spat... [more] |
CAS2007-61 NLP2007-89 pp.53-58 |
| ET | 2007-06-23 15:45 |
Aichi | Nagoya Univ. | Analysis of learning behavior in e-Learning based on material structure and learning styles Makiko Oyama (Kyoto Univ.), Masayuki Murakami (Kyoto Univ. of Foreign Studies), Mana Taguchi (NIME), Tatsuya Mikami (Ritsumeikan Univ.) ET2007-14 |
The purpose of this study is to clarify the feature of the teaching material structure from learner’s angle. In fact it... [more] | ET2007-14 pp.37-42 |
| SANE | 2007-02-23 13:50 |
Saitama | Nippon Institute of Technology | A Fundamental Study of Detection Method of Aerial Targets Using Feeble Scattered Wave Junji Asada, Shinya Kitagawa, Yoshiyuki Murakami (JDA) SANE2006-136 |
Radars are usually used to detect aerial targets, but they sometimes need the provisions for interferences. We propose a... [more] | SANE2006-136 pp.13-18 |
| ISEC, LOIS | 2005-11-14 15:20 |
Fukuoka | Kitakyushu Science and Research Park | A Proposal of Three Term Public-Key Cryptosystem, KM(3)-PKC
-- Along with Challenge Problems on KM(3)-PKC of Very Small Key-Size -- Masao Kasahara (Osaka Gakuin Univ.), Yasuyuki Murakami (Osaka Electro-Comm. Univ.) |
[more] | ISEC2005-94 OIS2005-57 pp.33-37 |
| ISEC, IPSJ-CSEC, SITE | 2005-07-22 09:55 |
Iwate | Iwate Prefectural University | Murakami-Kasahara ID-based Key Sharing Scheme Revisited
-- In Comparison With Maurer-Yacobi Scheme -- Yasuyuki Murakami (Osaka Electro-Comm. Univ.), Masao Kasahara (Osaka Gakuin Univ.) |
In Sept.~1990, the present authors firstly discussed DLP over composite number and presented an ID-based Key Sharing Sc... [more] |
ISEC2005-44 pp.9-16 |
| ISEC, IPSJ-CSEC, SITE | 2005-07-22 17:00 |
Iwate | Iwate Prefectural University | Security of DOM Knapsack PKC against Low-Density Attack by Computer Experiment Takeshi Nasako, Yasuyuki Murakami (OECU) |
The low-density attack(LDA) is an effective attack to the knapsack cryptosystems when the density is low. We proposed t... [more] |
ISEC2005-63 pp.143-147 |
| ISEC, IPSJ-CSEC, SITE | 2005-07-22 17:25 |
Iwate | Iwate Prefectural University | Improving the security of S boxes in DES using Genetic Algorithm Atsushi Koyama, Yasuyuki Murakami (OECU) |
As for the Feistel cipher, it is known that the security of DES depends on the strength of S-box. DES is broken with the... [more] | ISEC2005-64 pp.149-154 |
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