Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
ISEC, IT, WBS |
2015-03-02 13:40 |
Fukuoka |
The University of Kitakyushu |
A Construction of Attribute-based Aggregate Signatures Ryo Takahashi, Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya (Tohoku Univ.) IT2014-66 ISEC2014-79 WBS2014-58 |
Hohenberger, Sahai, Waters proposed the first identity-based aggregate signature which admits unrestricted aggregation b... [more] |
IT2014-66 ISEC2014-79 WBS2014-58 pp.25-32 |
ISEC, IT, WBS |
2015-03-02 14:05 |
Fukuoka |
The University of Kitakyushu |
On the Limit of Security Proof for Homomorphic Encryption Daiki Takahashi, Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya (Tohoku Univ.) IT2014-67 ISEC2014-80 WBS2014-59 |
In this paper, we explore on the limitation of security proofs for homomorphic encryptions.
We consider the computation... [more] |
IT2014-67 ISEC2014-80 WBS2014-59 pp.33-38 |
ISEC, LOIS |
2011-11-15 13:25 |
Osaka |
Osaka Electro-Communication University |
SLP separates the strong RSA assumption from the DDH assumption Masayuki Fukumitsu, Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya (Tohoku Univ.) ISEC2011-55 LOIS2011-49 |
Although we have many computational reductions among the cryptographic primitives, little is known about the relationshi... [more] |
ISEC2011-55 LOIS2011-49 pp.141-148 |
ISEC, LOIS |
2011-11-15 13:50 |
Osaka |
Osaka Electro-Communication University |
On the Little Knowledge Interactive Proof Jun-ya Iwazaki, Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya (Tohoku Univ.) ISEC2011-56 LOIS2011-50 |
We propose the notion of little knowledgeness in interactive proof systems,
as a notion alternative to the zero knowle... [more] |
ISEC2011-56 LOIS2011-50 pp.149-154 |
ISEC, IT, WBS |
2011-03-04 14:55 |
Osaka |
Osaka University |
On the self-reducibility and the many-one-like reducibilities for multi-valued functions Ji-Won Huh, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya (Tohoku Univ.) IT2010-127 ISEC2010-131 WBS2010-106 |
In this paper, we investigate a relationship between the self-reducibility and the many-one-like reducibilities for mult... [more] |
IT2010-127 ISEC2010-131 WBS2010-106 pp.389-394 |
WBS, IT, ISEC |
2009-03-10 15:40 |
Hokkaido |
Hakodate Mirai Univ. |
On the Computational Complexity of the Discrete Logarithm Problem over Algebraic Tori Yuji Nishigaki, Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Masao Sakai, Hiroki Shizuya (Tohoku Univ.) IT2008-127 ISEC2008-185 WBS2008-140 |
In this paper we investigate the computational complexity of the discrete logarithm problem over algebraic tori (TDLP).
... [more] |
IT2008-127 ISEC2008-185 WBS2008-140 pp.545-550 |
VLD, ICD |
2008-03-07 16:10 |
Okinawa |
TiRuRu |
New technology of independent-gate controlled Double-Gate transistor for system LSI Yu Hiroshima, Keisuke Okamoto, Keisuke Koizumi, Shigeyoshi Watanabe (Shonan Inst. of Tech.) VLD2007-168 ICD2007-191 |
New design technology of independent-gate controlled Double-Gate transistor realized high density design more than FinFE... [more] |
VLD2007-168 ICD2007-191 pp.69-74 |
VLD, ICD |
2008-03-07 16:35 |
Okinawa |
TiRuRu |
New design technology of independent-Gate controlled Stacked type 3D transistor for system LSI Yu Hiroshima, Keisuke Okamoto, Keisuke Koizumi, Shigeyoshi Watanabe (Shonan Inst. of Tech.) VLD2007-169 ICD2007-192 |
New design technology of Independent-Gate controlled Stacked type 3D transistor has feature of Independent-gate controll... [more] |
VLD2007-169 ICD2007-192 pp.75-80 |
VLD, ICD |
2008-03-07 17:00 |
Okinawa |
TiRuRu |
Design of High Density LSI with Three-Dimensional Transistor FinFET
-- Effect of pattern Area Reduction with CMOS Cell Library -- Keisuke Okamoto, Keisuke Koizumi, Yu Hiroshima, Shigeyoshi Watanabe (Shonan Inst. of Tech.) VLD2007-170 ICD2007-193 |
(To be available after the conference date) [more] |
VLD2007-170 ICD2007-193 pp.81-86 |
ICD, SDM |
2007-08-24 13:50 |
Hokkaido |
Kitami Institute of Technology |
Design of High Density LSI with Three-Dimensional Transistor FinFET
-- Effect of Pattern Area Reduction with CMOS Cell Library -- Keisuke Okamoto, Keisuke Koizumi, Yu Hiroshima, Shigeyoshi Watanabe (SIT) SDM2007-163 ICD2007-91 |
New design method of system LSI with FinFET has been developed. Using planar+FinFET architecture the pattern area of CMO... [more] |
SDM2007-163 ICD2007-91 pp.119-124 |
ICD, SDM |
2007-08-24 14:15 |
Hokkaido |
Kitami Institute of Technology |
Design Method of system LSI with FinFET type DTMOS Yu Hiroshima, Shigeyoshi Watanabe, Keisuke Okamoto, Keisuke Koizumi (SIT) SDM2007-164 ICD2007-92 |
Planar DTMOS has a problem of increase of pattern area. Using FinFET type DTMOS excess pattern area of connect to gate a... [more] |
SDM2007-164 ICD2007-92 pp.125-130 |
IT, ISEC, WBS |
2007-03-16 14:50 |
Gunma |
Gunma Univ. (Kiryu Campus) |
A technique for making PKI robust Masaki Yoshida, Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Masao Sakai, Hiroki Shizuya (Tohoku Univ.), Yuichi Futa, Manabu Maeda (Matsushita) |
We study a strategy for recovering a PKI system without reconstructing the whole one when the trust anchor has been brok... [more] |
IT2006-105 ISEC2006-160 WBS2006-102 pp.119-124 |
WBS, IT, ISEC |
2006-03-16 16:45 |
Aichi |
Nagoya Univ. |
Complexity of Diffie-Hellman problems and its variants Kazunari Manabe, Shuji Isobe, Eisuke Koizumi, Masao Sakai, Hiroki Shizuya (Tohoku Univ.) |
[more] |
IT2005-82 ISEC2005-139 WBS2005-96 pp.105-110 |
WBS, IT, ISEC |
2006-03-16 17:35 |
Aichi |
Nagoya Univ. |
Complexity of abstract DDoS attack problems Daisuke Yokota, Shuji Isobe, Eisuke Koizumi, Masao Sakai, Hiroki Shizuya (Tohoku Univ.) |
[more] |
IT2005-84 ISEC2005-141 WBS2005-98 pp.117-121 |