{"id":108903,"updated":"2025-01-21T08:32:51.092191+00:00","links":{},"created":"2025-01-18T23:51:25.688437+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00108903","sets":["6504:6505:7809"]},"path":["7809"],"owner":"6748","recid":"108903","title":["鍵失効機能を持つ属性ベース暗号の実装評価"],"pubdate":{"attribute_name":"公開日","attribute_value":"2011-03-02"},"_buckets":{"deposit":"41e18fa0-1ae0-4974-a2c9-0031c4a2bb23"},"_deposit":{"id":"108903","pid":{"type":"depid","value":"108903","revision_id":0},"owners":[6748],"status":"published","created_by":6748},"item_title":"鍵失効機能を持つ属性ベース暗号の実装評価","author_link":["21941","21942","21943","21939","21937","21940","21938"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"鍵失効機能を持つ属性ベース暗号の実装評価"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"セキュリティ","subitem_subject_scheme":"Other"}]},"item_type_id":"22","publish_date":"2011-03-02","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_22_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"神戸デジタル・ラボ"},{"subitem_text_value":"神戸デジタル・ラボ"},{"subitem_text_value":"神戸デジタル・ラボ"},{"subitem_text_value":"神戸デジタル・ラボ"},{"subitem_text_value":"神戸デジタル・ラボ"},{"subitem_text_value":"金沢工大"},{"subitem_text_value":"金沢工大"}]},"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/108903/files/IPSJ-Z73-2E-6.pdf"},"date":[{"dateType":"Available","dateValue":"2014-12-17"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-Z73-2E-6.pdf","filesize":[{"value":"177.2 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"7cae670b-c565-46e2-9da3-4cc48f026808","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2011 by the Information Processing Society of Japan"}]},"item_22_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"満永拓邦"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"おまーるいすまいる"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"久野祐介"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"田所成久"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"近藤伸明"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"藤木裕之"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"五十嵐寛"}],"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_22_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00349328","subitem_source_identifier_type":"NCID"}]},"item_22_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"近年、クラウドコンピューティングが脚光を浴びている一方で、<br />利用者は企業内のデータをクラウドサービス提供企業に預ける必要があり、<br />サービス提供企業の管理者が保管しているデータを窃用・漏洩する危険性が存在する。<br /><br />この内部からの情報の窃用・漏洩に対し、利用者が暗号化してデータを保管するという対策が考えられるが、<br />既存の公開鍵方式では、多数のユーザの鍵の管理に問題があり、クラウドサービスには適しておらず、新たに属性ベース暗号方式が提案されている。<br />今回、鍵管理効率を向上させるため、退職者などの鍵を無効化させる鍵失効機能を追加した属性ベース暗号方式の実装し、性能評価を行った。","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"444","bibliographic_titles":[{"bibliographic_title":"第73回全国大会講演論文集"}],"bibliographicPageStart":"443","bibliographicIssueDates":{"bibliographicIssueDate":"2011-03-02","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"2011"}]},"relation_version_is_last":true,"weko_creator_id":"6748"}}