{"created":"2025-01-19T01:12:01.253622+00:00","updated":"2025-01-19T18:00:54.143985+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00210818","sets":["6164:6165:6640:10580"]},"path":["10580"],"owner":"44499","recid":"210818","title":["完全準同型暗号と共通鍵暗号を組み合わせたIoTデバイスにおけるセンサデータ暗号化の高速化"],"pubdate":{"attribute_name":"公開日","attribute_value":"2020-06-17"},"_buckets":{"deposit":"6098bf57-777c-41bb-84b7-7ac02c70f59f"},"_deposit":{"id":"210818","pid":{"type":"depid","value":"210818","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"完全準同型暗号と共通鍵暗号を組み合わせたIoTデバイスにおけるセンサデータ暗号化の高速化","author_link":["534515","534514"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"完全準同型暗号と共通鍵暗号を組み合わせたIoTデバイスにおけるセンサデータ暗号化の高速化"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"暗号・署名","subitem_subject_scheme":"Other"}]},"item_type_id":"18","publish_date":"2020-06-17","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":"お茶の水女子大学"},{"subitem_text_value":"お茶の水女子大学"}]},"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/210818/files/IPSJ-DICOMO2020105.pdf","label":"IPSJ-DICOMO2020105.pdf"},"date":[{"dateType":"Available","dateValue":"2022-06-17"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-DICOMO2020105.pdf","filesize":[{"value":"1.4 MB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"673c7e78-3a80-43d2-a1d0-e28c26ebc2a2","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2020 by the Information Processing Society of Japan"}]},"item_18_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"松本, 茉倫"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"小口, 正人"}],"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":"スマートフォンを始めとする，IoT デバイスで取得したセンサデータを活用するためにクラウドサービスを利用した統計分析が普及している．IoT デバイスで取得したセンサデータの中には，位置情報などの秘匿性が高いデータが存在しており，必ずしも安全とは言えないクラウドサービス上では情報漏洩に備えて，個人情報を保護する必要がある．そこで，暗号文同士の加算・乗算が可能な完全準同型暗号が注目されている．しかし，一般的に共通鍵暗号よりも公開鍵暗号は低速であり，公開鍵暗号である完全準同型暗号は処理時間がかかるため，計算能力の低い IoT デバイス上での実装が課題である．本研究では，低速な公開鍵暗号を高速に利用することを目的として，高速な共通鍵暗号と鍵共有が容易な公開鍵暗号を組み合わせたハイブリッド暗号を応用し，共通鍵暗号と完全準同型暗号を組み合わせた暗号化を IoT デバイスにおいて提案・実装する．","subitem_description_type":"Other"}]},"item_18_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"719","bibliographic_titles":[{"bibliographic_title":"マルチメディア，分散協調とモバイルシンポジウム2124論文集"}],"bibliographicPageStart":"712","bibliographicIssueDates":{"bibliographicIssueDate":"2020-06-17","bibliographicIssueDateType":"Issued"},"bibliographicVolumeNumber":"2020"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":210818,"links":{}}