{"created":"2025-01-19T01:45:25.036821+00:00","updated":"2025-03-06T05:57:46.965281+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00240939","sets":["6164:6165:6462:11854"]},"path":["11854"],"owner":"11","recid":"240939","title":["3-moveブラインド署名の構成不可能，再訪"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2024-10-15"},"_buckets":{"deposit":"02d20916-68e6-4eea-b42d-656745b40b30"},"_deposit":{"id":"240939","pid":{"type":"depid","value":"240939","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"3-moveブラインド署名の構成不可能，再訪","author_link":["662337","662338"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"3-moveブラインド署名の構成不可能，再訪","subitem_title_language":"ja"},{"subitem_title":"Study on Three-Move Blind Signature Schemes","subitem_title_language":"en"}]},"item_type_id":"18","publish_date":"2024-10-15","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"eng"}]},"item_18_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"NTT社会情報研究所"}]},"item_18_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"NTT Social Informatics Laboratories","subitem_text_language":"en"}]},"item_publisher":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"情報処理学会","subitem_publisher_language":"ja"}]},"publish_status":"0","weko_shared_id":-1,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/240939/files/IPSJ-CSS2024193.pdf","label":"IPSJ-CSS2024193.pdf"},"date":[{"dateType":"Available","dateValue":"2026-10-15"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CSS2024193.pdf","filesize":[{"value":"444.0 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"30"},{"tax":["include_tax"],"price":"0","billingrole":"46"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"7f1464a8-fc5d-4caf-85c2-67f6100e950f","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2024 by the Information Processing Society of Japan"}]},"item_18_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"山村, 和輝"}],"nameIdentifiers":[{}]}]},"item_18_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Kazuki, Yamamura","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_5794","resourcetype":"conference paper"}]},"item_18_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"FischlinとSchröderは特定の条件下で3-moveブラインド署名の構成不可能を証明した(EUROCRYPT'10)．本稿ではこの安全性証明を再考する．具体的には彼らの証明で必要となる性質であるTranscript-Independenceを修正した性質を導入することで彼らの証明のバグを除くことを目指す．さらに彼らの証明にはある見落としがあり，その意落としが彼らの証明がカバーする不可能のクラスを小さくする恐れが高いことを指摘する．","subitem_description_type":"Other"}]},"item_18_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"Fischlin and Schröder demonstrated the impossibility of constructing three-move blind signatures in the plain model under certain conditions (EUROCRYPT'10). In this paper, we revisit their proof, specifically modifying the property known as transcript independence. We show that a three-move statistically blind signature satisfies transcript independence without any additional conditions. Furthermore, we clarify the class of schemes to which their impossibility proof applies.","subitem_description_type":"Other"}]},"item_18_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"1456","bibliographic_titles":[{"bibliographic_title":"コンピュータセキュリティシンポジウム2024論文集"}],"bibliographicPageStart":"1449","bibliographicIssueDates":{"bibliographicIssueDate":"2024-10-15","bibliographicIssueDateType":"Issued"}}]},"relation_version_is_last":true,"weko_creator_id":"11"},"id":240939,"links":{}}