{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00106562","sets":["6164:6165:6462:7729"]},"path":["7729"],"owner":"11","recid":"106562","title":["選択暗号文攻撃に対して安全な鍵失効機能付きIDベース暗号"],"pubdate":{"attribute_name":"公開日","attribute_value":"2014-10-15"},"_buckets":{"deposit":"e0518ff3-d48c-4981-a405-7f17c07bb492"},"_deposit":{"id":"106562","pid":{"type":"depid","value":"106562","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"選択暗号文攻撃に対して安全な鍵失効機能付きIDベース暗号","author_link":["12642","12645","12641","12640","12644","12643"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"選択暗号文攻撃に対して安全な鍵失効機能付きIDベース暗号"},{"subitem_title":"Revocable Identity-Based Encryption Secure against Chosen Ciphertext Attack","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"鍵失効機能付きIDベース暗号，CCA安全性，復号鍵漏洩耐性","subitem_subject_scheme":"Other"}]},"item_type_id":"18","publish_date":"2014-10-15","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_18_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"横浜国立大学大学院環境情報学府/研究院"},{"subitem_text_value":"横浜国立大学大学院環境情報学府/研究院"},{"subitem_text_value":"横浜国立大学大学院環境情報学府/研究院"}]},"item_18_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Graduate School of Environment and Information Sciences, Yokohama National University","subitem_text_language":"en"},{"subitem_text_value":"Graduate School of Environment and Information Sciences, Yokohama National University","subitem_text_language":"en"},{"subitem_text_value":"Graduate School of Environment and Information Sciences, Yokohama National University","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/106562/files/IPSJCSS2014039.pdf"},"date":[{"dateType":"Available","dateValue":"2016-10-15"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJCSS2014039.pdf","filesize":[{"value":"193.0 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":"1c1052a9-ffe7-42c8-b825-5e373492731a","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2014 by the Information Processing Society of Japan"}]},"item_18_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"石田, 優"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"渡邉, 洋平"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"四方, 順司"}],"nameIdentifiers":[{}]}]},"item_18_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Yuu, Ishida","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Yohei, Watanabe","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Junji, Shikata","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":"近年，鍵失効機能付きIDベース暗号（RIBE）が数多く研究されている．PKC2013にて，Seo，Emuraは選択平文攻撃に対して安全な（CPA安全な）復号鍵漏洩耐性を持つRIBEを初めて提案した．また，同論文にて，既存テクニックを組み合わせるアプローチにより，選択暗号文攻撃に対して安全な（CCA安全な）RIBEに対しても実現可能であろうと言及されているが，厳密には示されていない．本稿では，CCA安全なRIBEを実現するにあたり，このアプローチだけでは不十分なことを示し，修正を加えることでCCA安全なRIBEを構成できることを示す．従って，CCA安全なRIBEの構成は本稿のものが初めてである．","subitem_description_type":"Other"}]},"item_18_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"299","bibliographic_titles":[{"bibliographic_title":"コンピュータセキュリティシンポジウム2014論文集"}],"bibliographicPageStart":"292","bibliographicIssueDates":{"bibliographicIssueDate":"2014-10-15","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"2","bibliographicVolumeNumber":"2014"}]},"relation_version_is_last":true,"weko_creator_id":"11"},"updated":"2025-01-21T09:22:06.786881+00:00","created":"2025-01-18T23:49:56.707560+00:00","links":{},"id":106562}