Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
ISEC, SITE, LOIS |
2022-11-18 09:25 |
Online |
Online |
International Trend of Development on Y-00 Quantum Cryptography
-- Cryptologic Perspective -- Shigeo Tsujii (Chuo Univ.), Kentaro Kato (Tamagawa Univ.), Osamu Hirota (Chuo Univ.) ISEC2022-30 SITE2022-34 LOIS2022-14 |
Cryptography has developed based on mathematics and has now become an indispensable technology in society. In order to c... [more] |
ISEC2022-30 SITE2022-34 LOIS2022-14 pp.1-8 |
ICSS |
2021-11-29 13:00 |
Kochi |
KOCHIJYO HALL (Primary: On-site, Secondary: Online) |
Current status, issues, and research trends of user authentication in mobile networks Toshiaki Saisho (Advanced IT Corp.), Shigeo Tsujii (Chuo Univ.), Kouichi Sakurai (Kyushu Univ./ATR) ICSS2021-46 |
We will report on the current status of 5G, issues to be examined for Beyond 5G / 6G, research trends, etc. regarding se... [more] |
ICSS2021-46 pp.1-6 |
IT |
2021-07-08 15:35 |
Online |
Online |
Quantum noise analysis for quantum conputer-3
-- Application of quantum stochastic differential equation -- Osamu Hirota, Shigeo Tsujii (Chuo Univ.) IT2021-20 |
Recently, the possibility of realizing a large-scale quantum computer, which would be able to attack modern cryptography... [more] |
IT2021-20 pp.28-33 |
ICSS, IPSJ-SPT |
2021-03-02 10:25 |
Online |
Online |
Consideration on the mechanism of identifying and tracking Bitcoin users Toshiaki Saisho (Advanced IT Corp.), Shigeo Tsujii (Chuo Univ.), Kouichi Sakurai (Kyushu Univ./ATR) ICSS2020-44 |
The use of CryptoAssets for money laundering and settlement of fraudulent and illegal transactions due to strong anonymi... [more] |
ICSS2020-44 pp.108-113 |
SITE, ISEC, HWS, EMM, BioX, IPSJ-CSEC, IPSJ-SPT, ICSS [detail] |
2020-07-21 15:45 |
Online |
Online |
Key Holding System Without Exchanging Common Key between Users
-- TS Key Holding System -- Nobuharu Suzuki, Kouji Sasaki (Adin), Takahiro Yoshimura, Ken-ya Yoshimura (Monolith), Toshio Tsuji (Vega), Masao Yamasawa, Masahito Gotaishi, Shigeo Tsujii (Chuo Univ.) ISEC2020-29 SITE2020-26 BioX2020-32 HWS2020-22 ICSS2020-16 EMM2020-26 |
[more] |
ISEC2020-29 SITE2020-26 BioX2020-32 HWS2020-22 ICSS2020-16 EMM2020-26 pp.99-103 |
ISEC, SITE, LOIS |
2019-11-02 09:35 |
Osaka |
Osaka Univ. |
Proposal of Multivariate Public Key Cryptosystem Based on Modulus of Numerous Prime Numbers and CRT with Security of IND-CPA Shigeo Tsujii (Chuo Univ./SIOTP), Ryo Fujita, Masahito Gotaishi (Chuo Univ.) ISEC2019-75 SITE2019-69 LOIS2019-34 |
[more] |
ISEC2019-75 SITE2019-69 LOIS2019-34 pp.87-91 |
ISEC, SITE, ICSS, EMM, HWS, BioX, IPSJ-CSEC, IPSJ-SPT [detail] |
2019-07-24 13:45 |
Kochi |
Kochi University of Technology |
3 Layers Public Key Cryptosystem with a Short Tandem Repeat DNA for Ultimate Personal Identification
-- Introduction of Short Tandem Repeat Coupled with Mai Nanbaa and its Application -- Shigeo Tsujii, Toshiaki Saisho, Masao Yamasawa, Ko Shikata (Chuo Univ.), Koji Sasaki, Nobuharu Suzuki (Ad.) ISEC2019-52 SITE2019-46 BioX2019-44 HWS2019-47 ICSS2019-50 EMM2019-55 |
Considering the current situation, where personal verification with digital authentication is becoming important in the ... [more] |
ISEC2019-52 SITE2019-46 BioX2019-44 HWS2019-47 ICSS2019-50 EMM2019-55 pp.341-346 |
SITE, ISEC, LOIS |
2018-11-04 10:00 |
Fukuoka |
|
Introduction of PKI Electronic Authentication for Important IoT Devices
-- For Establishment of Secure IoT Platform -- Yoshikazu Matsumoto (SIOTP), Shigeo Tsujii (Chuo Univ.), Kimiyasu Shirouzu, Kohei Sese (SIOTP) ISEC2018-72 SITE2018-50 LOIS2018-32 |
In order to cope with ubiquitous threats in the internet, such as malwares and cyberattacks, security functions required... [more] |
ISEC2018-72 SITE2018-50 LOIS2018-32 pp.45-50 |
SITE, ISEC, LOIS |
2018-11-04 10:30 |
Fukuoka |
|
Secure BioSemantic Computing Hiroshi Yamaguchi (Chuo Univ.), Phillip C. Y. Sheu (UCI), Shigeo Tsujii (Chuo Univ.) ISEC2018-73 SITE2018-51 LOIS2018-33 |
[more] |
ISEC2018-73 SITE2018-51 LOIS2018-33 pp.51-56 |
HWS, ISEC, SITE, ICSS, EMM, IPSJ-CSEC, IPSJ-SPT [detail] |
2018-07-26 13:45 |
Hokkaido |
Sapporo Convention Center |
Proposal of Multivariate Public Key Cryptosystem Based on Modulus of Numerous Prime Numbers and CRT Shigeo Tsujii, Ryo Fujita, Masahito Gotaishi (Chuo Univ.) ISEC2018-45 SITE2018-37 HWS2018-42 ICSS2018-48 EMM2018-44 |
[more] |
ISEC2018-45 SITE2018-37 HWS2018-42 ICSS2018-48 EMM2018-44 pp.357-362 |
ISEC |
2016-05-19 13:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Proposal of Multivariate Public Key CryptoSystem based on Numerous Prime Numbers and its Application to Organizational Communications
-- For Quantum Proof MPKC and IoT Environment -- Shigeo Tsujii, Ryo Fujita, Masahito Gotaishi (Chuo-Univ.) ISEC2016-5 |
[more] |
ISEC2016-5 pp.17-24 |
ISEC |
2015-09-04 14:05 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Proposal of Multivariate Public Key Cryptosystem based on numerous prime numbers and Chinese Remainder Theorem
-- For quantum proof MPKC -- Shigeo Tsujii, Ryo Fujita, Masahito Gotaishi (Chuo Univ.) ISEC2015-30 |
The studies of Multivariate Public Key Cryptosystem (MPKC) have been originated in Matsumoto-Imai cryptosystem and Tsuji... [more] |
ISEC2015-30 pp.35-41 |
IPSJ-CSEC, ISEC, SITE, ICSS, EMM, IPSJ-SPT [detail] |
2015-07-03 11:05 |
Aichi |
NAGOYA TRADE & INDUSTRY CENTER |
Proposal of Accelerating XL algorithm by Assigning Constants to Variables Masahito Gotaishi, Shigeo Tsujii (Chuo Univ.) ISEC2015-23 SITE2015-21 ICSS2015-33 EMM2015-31 |
The Fixing strategy, which has been long used in XL algorithm is improved so that more variables can be fixed. This imp... [more] |
ISEC2015-23 SITE2015-21 ICSS2015-33 EMM2015-31 pp.137-142 |
ISEC |
2015-05-15 13:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Proposal for Multivariate Public Key Cryptosystem Based on the Difficulty of 3 Prime Numbers Factorization Problem Shigeo Tsujii, Kohtaro Tadaki, Ryo Fujita, Masahito Gotaishi (Chuo-U) ISEC2015-1 |
[more] |
ISEC2015-1 pp.1-7 |
ICSS, ISEC, SITE, EMM, IPSJ-CSEC, IPSJ-SPT [detail] |
2014-07-03 11:30 |
Hokkaido |
San-Refure Hakodate |
Privacy Preserving Conditional Disclosure II Kohtaro Tadaki, Shigeo Tsujii (Chuo Univ.) ISEC2014-13 SITE2014-8 ICSS2014-17 EMM2014-13 |
In SCIS2012, we proposed a privacy preserving and utilization scheme, called the privacy preserving conditional disclosu... [more] |
ISEC2014-13 SITE2014-8 ICSS2014-17 EMM2014-13 pp.25-30 |
EMM, ISEC, SITE, ICSS, IPSJ-CSEC, IPSJ-SPT [detail] |
2013-07-19 11:05 |
Hokkaido |
|
Cryptanalysis of Rainbow Signature
-- Enrico, you should have hacked further -- Masahito Gotaishi, Shigeo Tsujii (Chuo Univ.) ISEC2013-39 SITE2013-34 ICSS2013-44 EMM2013-41 |
Thomae et al. have proposed cryptanalysis of Rainbow, a multivariate public key signature system.
The methodology of so... [more] |
ISEC2013-39 SITE2013-34 ICSS2013-44 EMM2013-41 pp.275-279 |
EMM, ISEC, SITE, ICSS, IPSJ-CSEC, IPSJ-SPT [detail] |
2013-07-19 11:30 |
Hokkaido |
|
Cryptosystems for Social Organizations Managed by Receiving Administrator
-- TSK-MPKC for Hierarchical Organizations and ECC for Flat type Organizations -- Shigeo Tsujii, Hiroshi Yamaguchi, Kohtaro Tadaki, Masahito Gotaishi, Ryo Fujita (Chuo Univ.) ISEC2013-40 SITE2013-35 ICSS2013-45 EMM2013-42 |
[more] |
ISEC2013-40 SITE2013-35 ICSS2013-45 EMM2013-42 pp.281-288 |
ISEC, LOIS |
2012-11-22 11:35 |
Shizuoka |
Shizuoka City Industry-University Exchange Center |
Proposal on Concept of Encrypted State Processing at Semantic Layerbased on Logic
-- Toward Realization of Confidentiality Preserving Retrieval and Creation of Answer by Natural Language -- Shigeo Tsujii, Hiroshi Yamaguchi (Chuo- U), Tetsuya Morizumi (Nettsu) ISEC2012-65 LOIS2012-40 |
[more] |
ISEC2012-65 LOIS2012-40 pp.53-60 |
EMM, ISEC, SITE, ICSS, IPSJ-CSEC, IPSJ-SPT [detail] |
2012-07-20 13:30 |
Hokkaido |
|
Privacy Preserving Data Processing with Collaboration of Paillier and RSA Public Key Cryptosystems
-- For Overcoming Contradiction of Protection and Utilization of Personal Data -- Shigeo Tsujii, Hiroshi Yamaguchi (Chuo Univ.), Hiroshi Doi (IISEC), Yukiyasu Tsunoo (NEC), Ryo Fujita (Chuo Univ.), Takahiko Syouji (YDK) ISEC2012-33 SITE2012-29 ICSS2012-35 EMM2012-25 |
[more] |
ISEC2012-33 SITE2012-29 ICSS2012-35 EMM2012-25 pp.175-179 |
EMM, ISEC, SITE, ICSS, IPSJ-CSEC, IPSJ-SPT [detail] |
2012-07-20 16:15 |
Hokkaido |
|
Construction of the Tsujii-Shamir-Kasahara (TSK) Multivariate Public Key Cryptosystem, which relies on the Difficulty of Prime Factorization Shigeo Tsujii, Masahito Gotaishi (Chuo Univ.) ISEC2012-39 SITE2012-35 ICSS2012-41 EMM2012-31 |
A new multivariate public-key cryptosystem (MPKC) is proposed. Unlike conventional MPKC system,
the polynomials in the ... [more] |
ISEC2012-39 SITE2012-35 ICSS2012-41 EMM2012-31 pp.213-216 |