{"created":"2025-01-18T23:10:30.989180+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00044308","sets":["1164:3925:3926:3928"]},"path":["3928"],"owner":"1","recid":"44308","title":["否認可能なリング認証に基づくグループ鍵生成法"],"pubdate":{"attribute_name":"公開日","attribute_value":"2008-07-17"},"_buckets":{"deposit":"268479b1-047a-4761-9d48-4a07d90539a5"},"_deposit":{"id":"44308","pid":{"type":"depid","value":"44308","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"否認可能なリング認証に基づくグループ鍵生成法","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"否認可能なリング認証に基づくグループ鍵生成法"},{"subitem_title":"Ring Authenticated Group Key Establishment with Member Repudiation","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2008-07-17","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学大学院新領域創成科学研究科"},{"subitem_text_value":"東京大学大学院新領域創成科学研究科"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Graduate School of Frontier Sciences, The University of Tokyo","subitem_text_language":"en"},{"subitem_text_value":"Graduate School of Frontier Sciences, The University of Tokyo","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"eng"}]},"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/44308/files/IPSJ-CSEC08042041.pdf"},"date":[{"dateType":"Available","dateValue":"2010-07-17"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CSEC08042041.pdf","filesize":[{"value":"293.9 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":"44"}],"accessrole":"open_date","version_id":"77ff2c5d-3ec0-4873-8825-e5ae09acbcf0","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2008 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"タニグチ・エリオット"},{"creatorName":"山本, 博資"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Elliot, T.Taniguchi","creatorNameLang":"en"},{"creatorName":"Hirosuke, Yamamoto","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA11235941","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"2002 年に M. Noar は否認可能なリング認証方式を提案した．本稿ではその手法をグループ鍵生成に拡張した 3 つの方式を提案する．どの方式Ｉこおいても，Alice は  Alice が自由に選択したグループに対して秘密鍵共有の要求を出すことができ，グループ内の任意でかつ匿名である Bob の認証の下でグループ鍵を安全に生成できる．認証した Bob 以外の他のグループメンバーも，安全性を確認して秘密鍵を共有することができる．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"In this paper, we first extend the Deniable Ring Authentication Protocol proposed by M. Naor to include key establishment. Then, two new secure ring authenticated group key establishment protocols with member repudiation will be proposed where some initiator Alice can generate a secret key between Alice and all members of a group chosen by Alice under the authentication of some anonymous Bob in the group. All of these protocols allow all members of the group to listen and communicate on the channel created by the key request initiator Alice and Bob.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"295","bibliographic_titles":[{"bibliographic_title":"情報処理学会研究報告コンピュータセキュリティ（CSEC）"}],"bibliographicPageStart":"289","bibliographicIssueDates":{"bibliographicIssueDate":"2008-07-17","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"71(2008-CSEC-042)","bibliographicVolumeNumber":"2008"}]},"relation_version_is_last":true,"weko_creator_id":"1"},"links":{},"id":44308,"updated":"2025-01-22T10:32:09.820609+00:00"}