{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00215300","sets":["6504:10735:10809"]},"path":["10809"],"owner":"44499","recid":"215300","title":["多階層型ネットワークにおけるブロックチェーンを用いたセキュアなデータ共有手法"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-03-04"},"_buckets":{"deposit":"5adbefb9-2e44-46d8-bc3b-979a962248b9"},"_deposit":{"id":"215300","pid":{"type":"depid","value":"215300","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"多階層型ネットワークにおけるブロックチェーンを用いたセキュアなデータ共有手法","author_link":["554282","554283"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"多階層型ネットワークにおけるブロックチェーンを用いたセキュアなデータ共有手法"}]},"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":"2021-03-04","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":"農工大"},{"subitem_text_value":"農工大"}]},"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/215300/files/IPSJ-Z83-1X-05.pdf","label":"IPSJ-Z83-1X-05.pdf"},"date":[{"dateType":"Available","dateValue":"2021-12-29"}],"format":"application/pdf","filename":"IPSJ-Z83-1X-05.pdf","filesize":[{"value":"553.3 kB"}],"mimetype":"application/pdf","accessrole":"open_date","version_id":"eb207ee0-fb85-4356-a5b8-3f8e5eba78d1","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2021 by the Information Processing Society of Japan"}]},"item_22_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"安井, 貴規"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"藤田, 桂英"}],"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":"ビットコインが提唱されて以来，透明性の高いブロックチェーンアプリケーションが多く開発されている．通貨や契約の記録を行う台帳として用いられる中，特定の複数ノードにのみ読み書きが可能な，暗号化された通信を行うモデルが求められている．既存のモデルでは，外部に予め用意されたデータベースやプロキシを利用したモデルが多く，ブロックチェーンおよびスマートコントラクトのみで実装が可能なモデルは少ない．本論文では，ノードの持つ電子署名用秘密鍵を利用した，遡及および検証可能なノードグループにおける暗号化のための通信モデルを提案する．また，本モデルに対して可能な攻撃に関して評価を行う．","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"408","bibliographic_titles":[{"bibliographic_title":"第83回全国大会講演論文集"}],"bibliographicPageStart":"407","bibliographicIssueDates":{"bibliographicIssueDate":"2021-03-04","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"2021"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":215300,"updated":"2025-01-19T16:13:33.736258+00:00","links":{},"created":"2025-01-19T01:16:04.339710+00:00"}