{"id":197994,"updated":"2025-01-19T22:08:13.878095+00:00","links":{},"created":"2025-01-19T01:02:22.326621+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00197994","sets":["6394:9652:9807"]},"path":["9807"],"owner":"33195","recid":"197994","title":["暗号資産への脅威と対策─ ビットコインの社会への展開による変質 ─"],"pubdate":{"attribute_name":"公開日","attribute_value":"2019-07-15"},"_buckets":{"deposit":"f9b55243-1951-4402-9189-25536ff2183b"},"_deposit":{"id":"197994","pid":{"type":"depid","value":"197994","revision_id":0},"owners":[33195],"status":"published","created_by":33195},"item_title":"暗号資産への脅威と対策─ ビットコインの社会への展開による変質 ─","author_link":["476060"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"暗号資産への脅威と対策─ ビットコインの社会への展開による変質 ─"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"特集：フィンテック／ブロックチェーン","subitem_subject_scheme":"Other"}]},"item_type_id":"21","publish_date":"2019-07-15","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_21_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"京都大学"}]},"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":33195,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/197994/files/IPSJ-DP1003003.pdf","label":"IPSJ-DP1003003.pdf"},"date":[{"dateType":"Available","dateValue":"2019-07-15"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-DP1003003.pdf","filesize":[{"value":"1.5 MB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"0","billingrole":"5"},{"tax":["include_tax"],"price":"0","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"572c355c-8fc3-40a5-aa3a-449048a4c2be","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2019 by the Information Processing Society of Japan"}]},"item_21_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"岩下, 直行"}],"nameIdentifiers":[{}]}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_6501","resourcetype":"journal article"}]},"item_21_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA1245124X","subitem_source_identifier_type":"NCID"}]},"item_21_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-4390","subitem_source_identifier_type":"ISSN"}]},"item_21_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"本稿では，ビットコインを始めとする暗号資産（仮想通貨）が社会へ展開していく中で，その情報セキュリティへの脅威と対策を概観することで，情報セキュリティ技術の観点から，今後，ブロックチェーン技術が社会から受容されるための条件について考える．サトシ・ナカモトによるビットコインの提案と実装を契機として，暗号資産は一世を風靡したが，現在は相場も下落し，安全性に対する信頼も損なわれた状態にある．個人のプライバシを守るための匿名の決済手段として提案されながら，当初の構想を逸脱してしまったのは，一般の投資家が秘密鍵を管理できないという現実に対応するためであった．その結果，交換業者がサイバー攻撃の犠牲となり，安全性が損なわれる事態を来した．今後，ブロックチェーン技術が社会に受け入れられていくためには，暗号資産が辿った歴史を踏まえて，利用者サイドにおける秘密鍵管理を含めた情報セキュリティ対策の底辺をしっかり固めていく必要があると考えられる． ","subitem_description_type":"Other"}]},"item_21_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"456","bibliographic_titles":[{"bibliographic_title":"デジタルプラクティス"}],"bibliographicPageStart":"441","bibliographicIssueDates":{"bibliographicIssueDate":"2019-07-15","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"3","bibliographicVolumeNumber":"10"}]},"relation_version_is_last":true,"item_21_alternative_title_2":{"attribute_name":"その他タイトル","attribute_value_mlt":[{"subitem_alternative_title":"特集号解説論文"}]},"weko_creator_id":"33195"}}