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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCC, ISEC, IT, WBS | 2024-03-13 - 2024-03-14 |
Osaka | Osaka Univ. (Suita Campus) | An Identity Management System using Group Signatures with Message-Dependent Opening Yuto Imura, Keita Emura (Kanazawa Univ.)  IT2023-118 ISEC2023-117 WBS2023-106 RCC2023-100 |
Isshiki et al. (ACM DRM 2006) proposed a privacy-preserving ID management system using group signatures (Isshiki system)... [more] | IT2023-118 ISEC2023-117 WBS2023-106 RCC2023-100 pp.267-272 |
| RCC, ISEC, IT, WBS | 2023-03-14 13:25 |
Yamaguchi | (Primary: On-site, Secondary: Online) |
Signature scheme based on OSIDH Kohtaroh Aoyagi (TUT), Hiroki Minamide (NITTC), Koutarou Suzuki (TUT) IT2022-90 ISEC2022-69 WBS2022-87 RCC2022-87 |
Isogeny-based cryptography, post-quantum cryptography, is a cryptographic technique that has attracted attention because... [more] | IT2022-90 ISEC2022-69 WBS2022-87 RCC2022-87 pp.135-141 |
| ISEC, SITE, LOIS | 2022-11-18 16:20 |
Online | Online | Decentralization of Revocation Process Using Intermediate Servers in Revocable Group Signatures Kai Kimura, Toru Nakanishi, Teruaki Kitasuka (Hiroshima Univ.) ISEC2022-41 SITE2022-45 LOIS2022-25 |
A group signature is a signature method that allows a user who belongs to a group to prove that he or she ”belongs to th... [more] | ISEC2022-41 SITE2022-45 LOIS2022-25 pp.66-72 |
| IT, ISEC, RCC, WBS | 2022-03-10 10:05 |
Online | Online | Towards Group Signature Scheme with Equality Test for Signers Kyoya Anzai, Hiroaki Anada (Univ. Nagasaki) IT2021-89 ISEC2021-54 WBS2021-57 RCC2021-64 |
In this technical report, we discuss a group signature scheme with equality test for signers. This scheme has a func... [more] | IT2021-89 ISEC2021-54 WBS2021-57 RCC2021-64 pp.38-41 |
| ICSS, IPSJ-SPT | 2022-03-07 15:00 |
Online | Online | ICSS2021-64 |
Accountable Subgroup Multisignature (ASM) enables any subgroup of signers from a group to produce a multi-signature for ... [more] | ICSS2021-64 pp.32-37 |
| ICSS | 2021-11-29 14:15 |
Kochi | KOCHIJYO HALL (Primary: On-site, Secondary: Online) |
Ring Signature scheme based on prime-order bilinear group Masato Uehara, Tian Yangguang, Atsuko Miyaji (OU) ICSS2021-49 |
Among the Ring Signature schemes that satisfy Forward-Secure security, the most efficient scheme is Joseph K. Liu et al.... [more] | ICSS2021-49 pp.19-24 |
| WBS, IT, ISEC | 2021-03-05 11:45 |
Online | Online | A Proposal of Decentralized Multi-authority Traceable Anonymous Credential Scheme and Its Generic Construction Hiroaki Anada (Univ. of Nagasaki) IT2020-149 ISEC2020-79 WBS2020-68 |
We propose an anonymous credential scheme and its generic construction, where there are independent decentralized multi-... [more] | IT2020-149 ISEC2020-79 WBS2020-68 pp.225-231 |
| LOIS, ISEC, SITE | 2020-11-06 11:20 |
Online | Online | Speeding Up a Revocable Group Signature Scheme for Crowdsensing Yuto Nakazawa, Toru Nakanishi (Hiroshima Univ.) ISEC2020-34 SITE2020-31 LOIS2020-14 |
In crowdsensing, many users carrying mobile terminals send environmental data and congestion status to the server togeth... [more] | ISEC2020-34 SITE2020-31 LOIS2020-14 pp.13-18 |
| ISEC, SITE, ICSS, EMM, HWS, BioX, IPSJ-CSEC, IPSJ-SPT [detail] | 2019-07-23 13:35 |
Kochi | Kochi University of Technology | A Revocable Group Signature Scheme with Strong Anonymity for Crowdsensing Yuto Nakazawa, Toru Nakanishi (Hiroshima Univ.) ISEC2019-22 SITE2019-16 BioX2019-14 HWS2019-17 ICSS2019-20 EMM2019-25 |
In crowdsensing, many users carrying mobile terminals send environmental data and congestion status to the server togeth... [more] | ISEC2019-22 SITE2019-16 BioX2019-14 HWS2019-17 ICSS2019-20 EMM2019-25 pp.107-112 |
| ISEC, LOIS | 2013-11-29 13:05 |
Miyagi | Tohoku Univ. | A Lossy Identification Scheme from the Subgroup Decision Shingo Hasegawa, Shuji Isobe (Tohoku Univ.) ISEC2013-68 LOIS2013-34 |
Lossy identification schemes are used to construct tightly secure signature schemes via the Fiat-Shamir heuristic in the... [more] | ISEC2013-68 LOIS2013-34 pp.57-63 |
| CAS | 2012-01-19 11:15 |
Fukuoka | Kyushu Univ. | [Invited Talk]
Design Methodology of Group Signature Circuits for Cloud Servers and Clients Sumio Morioka, Jun Furukawa, Yuichi Nakamura, Kazue Sako (NEC) CAS2011-90 |
Group signature is one of the main theme in recent digital signature studies. The scheme allows users to sign anonymousl... [more] | CAS2011-90 pp.31-36 |
| ICSS | 2010-11-05 13:00 |
Hiroshima | Hiroshima City University | An Anonymous Designated Verifier Signature Scheme with Revocation and its Applications Keita Emura, Atsuko Miyaji, Kazumasa Omote (JAIST) ICSS2010-47 |
There are many cryptographic schemes with anonymity, such as group signatures. As one important property, anonymous us... [more] |
ICSS2010-47 pp.17-22 |
| IT, ISEC, WBS | 2010-03-04 11:40 |
Nagano | Nagano-Engineering Campus, Shinshu University | Construction of secure Group Identification based on Digital Signature Keisuke Saito, Taiichi Saito (Tokyo Denki Univ.) IT2009-77 ISEC2009-85 WBS2009-56 |
A conversion from a digital signature scheme to an ID-based identification scheme proposed by Kurosawa and Heng. And th... [more] |
IT2009-77 ISEC2009-85 WBS2009-56 pp.39-43 |
| ISEC, LOIS | 2009-11-12 13:55 |
Gifu | Gifu Univ. | A Hierarchical Multisignature Based on the Gap Diffie-Hellman Signature Scheme Masaki Inamura, Ryu Watanabe, Toshiaki Tanaka (KDDI R&D Labs.) ISEC2009-52 LOIS2009-41 |
We first propose a hierarchical structured multisignature scheme based on the Gap Diffie-Hellman(GDH) problem. We have e... [more] | ISEC2009-52 LOIS2009-41 pp.9-14 |
| ISEC, LOIS | 2009-11-12 14:20 |
Gifu | Gifu Univ. | A Proposal of Efficient Attribute-Based Group Signature Schemes Using Pairings Hiroki Fujii, Toru Nakanishi, Nobuo Funabiki (Okayama Univ.) ISEC2009-53 LOIS2009-42 |
Group signature scheme is the digital signature scheme enhancing the privacy of the user,and efficient pairing-based sch... [more] | ISEC2009-53 LOIS2009-42 pp.15-22 |
| ISEC | 2009-09-25 14:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Improvement of Anonymous Authentication System Using Proxies and Its Application to an Anonymous Bulletin Board Masaya Yano, Toru Nakanishi, Nobuo Funabiki (Okayama Univ.) ISEC2009-46 |
Our research group has implemented the anonymous authentication system based on a group signature scheme for Web service... [more] | ISEC2009-46 pp.45-50 |
| ISEC | 2009-05-22 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | An Implementation of a Group Signature Scheme with Efficient Verifier-Local Revocation Check Amang Sudarsono, Toru Nakanishi, Yumi Sakemi, Yasuyuki Nogami, Nobuo Funabiki (Okayama Univ.) ISEC2009-6 |
A group signature scheme with efficient verifier-local revocation check has been proposed. This scheme provides a more e... [more] | ISEC2009-6 pp.37-42 |
| ISEC, LOIS | 2008-11-13 16:05 |
Aichi | Nagoya Noh Theater | A Proposal of an Efficient Forward-Secure Group Signature Scheme Using Pairing Yuta Hira, Toru Nakanishi, Nobuo Funabiki (Okayama Univ.) ISEC2008-80 OIS2008-56 |
Group signature scheme is one of signature schemes which keep signer’s identity information secret. To prevent a problem... [more] | ISEC2008-80 OIS2008-56 pp.47-54 |
| ISEC | 2008-09-12 15:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | 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.) ISEC2008-68 |
Group signature scheme is the digital signature scheme enhancing the privacy of the user. We proposed a revocable scheme... [more] | ISEC2008-68 pp.33-38 |
| ISEC, SITE, IPSJ-CSEC | 2008-07-25 09:55 |
Fukuoka | Fukuoka Institute of System LSI Design Industry | Architecture Optimization of a Group Signature Circuit Sumio Morioka, Toshinori Araki, Toshiyuki Isshiki, Satoshi Obana, Kazue Sako, Isamu Teranishi (NEC) |
Group signature scheme is one of the most active research area in recent cryptographic algorithms/applications. Typical... [more] | ISEC2008-40 pp.37-44 |
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