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Technical Committee on Information Security (ISEC)
Chair: Kazuo Ota (Univ. of Electro-Comm.) Vice Chair: Kazuo Takaragi (Hitachi), Toru Fujiwara (Osaka Univ.)
Secretary: Yoshiaki Shiraishi (Nagoya Inst. of Tech.), Noboru Kunihiro (Univ. of Tokyo)
Assistant: Katsuyuki Takashima (Mitsubishi Electric)

DATE:
Fri, Sep 12, 2008 13:00 - 17:25

PLACE:
Kikai-Shinko-Kaikan Bldg.(3-5-8, Shiba-kouen, Minato-ku, Tokyo, 105-0011 Japan. 8 min. walk from Kamiya-cho Sta. on Subway Hibiya Line or 10 min. walk from Daimon Sta. both on Subway Asakusa Line and on Oedo Line. http://www.jspmi.or.jp/kaikan.htm)

TOPICS:


----------------------------------------
Fri, Sep 12 PM (13:00 - 17:25)
----------------------------------------

(1) 13:00 - 13:25
New Classes of Public Key Cryptosystems Constructed on the Basis of Low-Density Multivariate Polynomials
-- Along with K(I) Knapsack Scheme --
Masao Kasahara (Osaka Gakuin Univ.)

(2) 13:25 - 13:50
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.)

(3) 13:50 - 14:15
A Note on Security of KMN PKC
Takeshi Nasako, Yasuyuki Murakami (Osaka Electro-Comm. Univ.), Masao Kasahara (Osaka Gakuin Univ.)

(4) 14:15 - 14:40
A Factoring Algorithm Searching Squares (part 2)
Kunikatsu Kobayashi (Yamagata Univ.)

(5) 14:40 - 15:05
Cryptosystems on Algebraic Tori
-- Parameter Generation with Security and Efficiency --
Tomoko Yonemura, Kenichiro Furuta, Yoshikazu Hanatani, Taichi Isogai, Yuichi Komano, Hirofumi Muratani, Hanae Nozaki, Kenji Ohkuma, Atsushi Shimbo (TOSHIBA Corp.)

----- Break ( 15 min. ) -----

(6) 15:20 - 15:45
Reduction of Public-Key Size in a Revocable Group Signature Scheme with Constant Costs for Signing and Verifying
Hiroki Fujii, Yuta Hira, Toru Nakanishi, Nobuo Funabiki (Okayama Univ.)

(7) 15:45 - 16:10
Security Analysis on Electronic Money Systems including Compromise of Cryptographic Algorithms and/or Devices
Masataka Suzuki, Katsuhisa Hirokawa (BOJ)

(8) 16:10 - 16:35
The security analysis using meta-reduction under several computational assumptions in the case of ElGamal encryption
Yutaka Kawai, Kazuo Ohta (UEC)

(9) 16:35 - 17:00
Estimating RSA Private-Keys Generated in Security Chips
Tsutomu Matsumoto, Yoshio Takahashi (YNU)

(10) 17:00 - 17:25
How to introduce the dynamic key to a provably Secure Block Cipher using FPGA Partial Reconfiguration
Kenji Takahashi, Tetsuya Ichikawa (Mitsubishi Electric Engineering), Toru Sorimachi (Mitsubishi Electric)



=== Technical Committee on Information Security (ISEC) ===
# FUTURE SCHEDULE:

Thu, Nov 13, 2008 - Fri, Nov 14, 2008: Nagoya Noh Theater [Thu, Sep 18]
Wed, Dec 17, 2008: Kikai-Shinko-Kaikan Bldg. [Fri, Oct 17]

# SECRETARY:
Yoshiaki Shiraishi (Nagoya Inst. of Tech.)
TEL +81-52-735-7240, FAX +81-52-744-1355
E-mail: ic-c (to ISEC secretaries)


Last modified: 2008-07-25 16:21:10


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