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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| IT, ISEC, RCC, WBS | 2022-03-10 09:40 |
Online | Online | Construction GKW Transformation for Arithmetic Circuits Kotaro Chinen, Hiroaki Anada (Univ. Nagasaki)  IT2021-88 ISEC2021-53 WBS2021-56 RCC2021-63 |
Garbled ciruits is a cryptographic framework for secure two-party computation introduced by Yao. Yao's protocol is a met... [more] | IT2021-88 ISEC2021-53 WBS2021-56 RCC2021-63 pp.31-37 |
| 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 |
| 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 |
| ISEC | 2020-05-20 14:40 |
Online | Online | Making Variance of Mining Time Smaller for Computational Problems Based on Hash Functions
-- Serial Concatenation and Parallel Concatenation -- Hiroaki Anada (Univ. Nagasaki), Kouichi Sakurai (Kyushu Univ.) ISEC2020-9 |
In Bitcoin, the computational problem which miners should solve is an equation described in the term of a hash functio... [more] |
ISEC2020-9 pp.33-40 |
| ISEC, SITE, ICSS, EMM, HWS, BioX, IPSJ-CSEC, IPSJ-SPT [detail] | 2019-07-24 14:35 |
Kochi | Kochi University of Technology | A Method for Key-Updatable Symmetric Searchable Encryption Natsume Matsuzaki, Hiroaki Anada (Univ. of Nagasaki) ISEC2019-54 SITE2019-48 BioX2019-46 HWS2019-49 ICSS2019-52 EMM2019-57 |
[more] | ISEC2019-54 SITE2019-48 BioX2019-46 HWS2019-49 ICSS2019-52 EMM2019-57 pp.353-356 |
| ISEC, SITE, ICSS, EMM, HWS, BioX, IPSJ-CSEC, IPSJ-SPT [detail] | 2019-07-24 15:00 |
Kochi | Kochi University of Technology | Participation Report of the 9th BIU Winter School on Cryptography Hiroaki Anada (Univ. Nagasaki) ISEC2019-55 SITE2019-49 BioX2019-47 HWS2019-50 ICSS2019-53 EMM2019-58 |
In this technical report, ``The 9th BIU Winter School on Cryptography'' is introduced, which the author participated in.... [more] | ISEC2019-55 SITE2019-49 BioX2019-47 HWS2019-50 ICSS2019-53 EMM2019-58 pp.357-361 |
| IT, ISEC, WBS | 2019-03-08 16:10 |
Tokyo | University of Electro-Communications | Non-interactive Proof Systems for Group-Dependent Bundled Languages Hiroaki Anada (Univ. of Nagasaki) IT2018-114 ISEC2018-120 WBS2018-115 |
In this report, we propose a bundled language for the direct product of group-dependent languages. Then we construct... [more] |
IT2018-114 ISEC2018-120 WBS2018-115 pp.243-248 |
| ISEC | 2018-09-07 10:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | On AND/OR Composition of the ZKBoo Protocols Hiroaki Anada (U. Nagasaki) ISEC2018-53 |
The ZKBoo protocol, which was presented at USENIX Security '16, is a kind of sigma-protocol. Since the presentation it i... [more] | ISEC2018-53 pp.23-24 |
| 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 |
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| ISEC | 2017-05-12 10:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Proposal on Key-Updatable Searchable Encryption
-- Applying Proxy Re-Encryption with Keyword Search -- Natsume Matsuzaki, Hiroaki Anada, Yohei Watanabe (Univ. of Nagasaki) ISEC2017-1 |
Searchable encryption is one of the advanced cryptographic primitives, which is being studied and developed actively ... [more] |
ISEC2017-1 pp.1-6 |
| ISEC, WBS, IT | 2017-03-10 11:45 |
Tokyo | TOKAI University | Diagonally Witness-Indistinguishable Proof Systems Hiroaki Anada (Univ. Nagasaki), Seiko Arita (IISEC) IT2016-121 ISEC2016-111 WBS2016-97 |
We propose a witness-indistinguishable proof system which is a kind of parallel composition of witness-indistinguishable... [more] | IT2016-121 ISEC2016-111 WBS2016-97 pp.145-148 |
| ISEC | 2016-09-02 10:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Bundling Proofs of Knowledge and its Application to Signatures Hiroaki Anada (Univ. Nagasaki), Seiko Arita (IISEC) ISEC2016-39 |
(To be available after the conference date) [more] | ISEC2016-39 pp.9-14 |
| LOIS, ISEC, SITE | 2015-11-07 10:55 |
Kanagawa | Kanagawa Univ. | Extension of NTRU Using Group Ring and Its Application Takanori Yasuda, Hiroaki Anada (ISIT), Kouichi Sakurai (Kyushu Univ.) ISEC2015-52 SITE2015-39 LOIS2015-46 |
[more] | ISEC2015-52 SITE2015-39 LOIS2015-46 pp.103-109 |
| IPSJ-CSEC, ISEC, SITE, ICSS, EMM, IPSJ-SPT [detail] | 2015-07-02 10:15 |
Aichi | NAGOYA TRADE & INDUSTRY CENTER | Attribute-Based Two-Tier Signatures Hiroaki Anada (ISIT), Seiko Arita (IISEC), Kouichi Sakurai (Kyushu University) ISEC2015-9 SITE2015-7 ICSS2015-19 EMM2015-17 |
An attribute-based signature scheme is a digital signature scheme proposed in 2008 by Maji et al., in which a message i... [more] |
ISEC2015-9 SITE2015-7 ICSS2015-19 EMM2015-17 pp.1-8 |
| IA, ICSS | 2015-06-12 11:30 |
Fukuoka | Kyushu Institute of Technology Univ. | A Report on International Conference NDSS2015 Hiroaki Anada (ISIT), Yuhei Kawakoya (NTTi3), Kuniyasu Suzaki (AIST) IA2015-12 ICSS2015-12 |
International conference NDSS (Network and Distributed System Security Symposium) is one of the top conference of inform... [more] | IA2015-12 ICSS2015-12 pp.63-68 |
| IT, ISEC, WBS | 2010-03-04 11:15 |
Nagano | Nagano-Engineering Campus, Shinshu University | A 2-round Identification Scheme Secure against Concurrent Man-in-the-Middle Attacks Hiroaki Anada, Seiko Arita (IISEC) IT2009-76 ISEC2009-84 WBS2009-55 |
We give a discrete logarithm based identification scheme characterized by its high efficiency and strong security. In fa... [more] | IT2009-76 ISEC2009-84 WBS2009-55 pp.31-38 |
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