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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 | 2023-03-15 13:00 |
Yamaguchi | (Primary: On-site, Secondary: Online) |
A proposal of an attribute protection scheme in self-sovereign identity systems with shared terminals Wataru Nakamura, Kenta Takahashi (Hitachi)  IT2022-127 ISEC2022-106 WBS2022-124 RCC2022-124 |
The concept of Self-Sovereign Identity (SSI), which states that users' identity information should be controlled by them... [more] | IT2022-127 ISEC2022-106 WBS2022-124 RCC2022-124 pp.372-377 |
| ISEC, SITE, LOIS | 2022-11-18 16:55 |
Online | Online | Reducing Authentication Data Size in Decentralized Blacklistable Anonymous Credential System Using DualRing Atsuki Iriboshi, Toru Nakanishi, Katsunobu Imai (Hiroshima Univ.) ISEC2022-44 SITE2022-48 LOIS2022-28 |
For privacy protection, blacklistable anonymous credential systems have been proposed, where a user is authenticated wit... [more] | ISEC2022-44 SITE2022-48 LOIS2022-28 pp.85-91 |
| 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 |
| SITE, ISEC, LOIS | 2018-11-04 14:40 |
Fukuoka | Proposal of Anonymous Attribute Credential System that can Prove CNF Formulas includeing Negative Attribute Ryo Okishima, Toru Nakanishi (Hiroshima Univ.) ISEC2018-78 SITE2018-56 LOIS2018-38 |
In recent years, electronic identification (eID) has become widespread, and this eID is used to access buildings and appl... [more] | ISEC2018-78 SITE2018-56 LOIS2018-38 pp.79-85 |
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| ISEC, COMP | 2017-12-21 16:15 |
Kochi | Eikokuji Campus, Kochi University of Technology | Blacklistable Anonymous Credential System with Reputation Using Accumulator Takeshi Kanatani, Toru Nakanishi (Hiroshima Univ.) ISEC2017-81 COMP2017-35 |
Conventional anonymous authentication such as group signature has a problem that the ID administrator can specify the au... [more] | ISEC2017-81 COMP2017-35 pp.59-65 |
| LOIS, ISEC, SITE | 2017-11-09 16:30 |
Kyoto | Anonymous Attribute-Authentication Scheme in Multi-authority Setting on Key Generation Hiroaki Anada (U.Nagasaki), Seiko Arita (IISEC) ISEC2017-59 SITE2017-41 LOIS2017-36 |
In a setting that a single user is given plural credentials on her attributes and related secret keys, an authentication... [more] | ISEC2017-59 SITE2017-41 LOIS2017-36 pp.63-70 |
|
| COMP, ISEC | 2016-12-21 09:30 |
Hiroshima | Hiroshima University | Improvements of Blacklistable Anonymous Credential System Using Accumulator Yuu Aikou, Toru Nakanishi (Hiroshima Univ) ISEC2016-70 COMP2016-31 |
In current ID-based user authentication schemes, privacy issues may occur, since users’ behavior histories are collected... [more] | ISEC2016-70 COMP2016-31 pp.1-7 |
| LOIS, ISEC, SITE | 2015-11-06 16:45 |
Kanagawa | Kanagawa Univ. | Reducing Authentication Time in Blacklistable Anonymous Credential System Using Accumulator Yuu Aikou, Toru Nakanishi (Hiroshima Univ) ISEC2015-47 SITE2015-34 LOIS2015-41 |
In current ID-based user authentication schemes, privacy issues may occur, since users' behavior histories are collected... [more] | ISEC2015-47 SITE2015-34 LOIS2015-41 pp.75-80 |
| ISEC | 2014-09-05 14:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Efficient Proofs for Monotone Formulas on Attributes Excluding Restriction in Anonymous Credential System Shahidatul Sadiah (Okayama Univ.), Toru Nakanishi (Hiroshima Univ.), Nobuo Funabiki (Okayama Univ.) ISEC2014-50 |
An anonymous credential system on attributes allows a user to convince a service provider anonymously that he/she owns t... [more] | ISEC2014-50 pp.21-26 |
| ISEC | 2013-09-13 15:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Proposal of Extended Anonymous Credential Scheme with Ecient Proof of Age Inequality Shahidatul Sadiah, Toru Nakanishi, Kan Watanabe, Nobuo Funabiki (Okayama Univ.) ISEC2013-54 |
An anonymous credential system on attributes allows a user to convince a service provider anonymously that he/she owns a... [more] | ISEC2013-54 pp.21-28 |
| NS, RCS (Joint) |
2010-12-17 13:20 |
Okayama | Okayama Univ. | An Implementation of a Pairing-Based Anonymous Credential System with Constant Complexity Amang Sudarono, Toru Nakanishi, Nobuo Funabiki (Okayama Univ.) NS2010-135 |
An anonymous credential system allows the user to convince a verifier of the possession of a certificate issued by the i... [more] | NS2010-135 pp.179-184 |
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