{"links":{},"id":178488,"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00178488","sets":["1164:3925:9071:9132"]},"path":["9132"],"owner":"11","recid":"178488","title":["ホワイトボックスAES実装の改良"],"pubdate":{"attribute_name":"公開日","attribute_value":"2017-02-23"},"_buckets":{"deposit":"cb03e3ad-85ff-45de-a9dd-1af84b53a486"},"_deposit":{"id":"178488","pid":{"type":"depid","value":"178488","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"ホワイトボックスAES実装の改良","author_link":["382470","382469","382468","382471"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"ホワイトボックスAES実装の改良"},{"subitem_title":"Some Improvements on a White-Box AES Implementation","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"暗号とセキュリティ応用","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2017-02-23","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"広島市立大学情報科学部"},{"subitem_text_value":"広島市立大学情報科学部"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"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/178488/files/IPSJ-CSEC17076003.pdf","label":"IPSJ-CSEC17076003.pdf"},"date":[{"dateType":"Available","dateValue":"2019-02-23"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CSEC17076003.pdf","filesize":[{"value":"515.9 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":"44"}],"accessrole":"open_date","version_id":"29cebcd2-0c66-4420-b749-47bc9c76a7cb","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2017 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"堀田, 智彦"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"双紙, 正和"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Tomohiko, Hotta","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Masakazu, Soshi","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA11235941","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8655","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"近年，センサーネットワークや IoT (Internet of Things) などが注目されているが，このような状況では，攻撃者が暗号化デバイスを不正に入手し，物理的攻撃を加えることで，秘密鍵を得てしまうという危険性が高くなる．これらの対策のために考案されたのが，ホワイトボックス暗号方式である．ホワイトボックス暗号方式は，攻撃者が暗号化デバイスを完全に制御できるような状況でも，秘密鍵が漏洩しないことを目的としている．しかしながら，これまで発表された多くのホワイトボックス暗号方式に対して，暗号解析が成功している．そこで本研究では，現時点では明示的な攻撃が知られていない Luo らによるホワイトボックス AES 暗号方式を対象として，それらのセキュリティを向上させる技術を提案する．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"White-box cryptography provides a method to conceal a secret key embedded in a hardware device for encryption even if an attacker obtains the device in a possibly illegal manner. Unfortunately, many of the proposed techniques for white-box cryptography have been broken by sophisticated and elaborated cryptanalyses. Therefore, in this paper, we propose some techniques to improve security of a white-box AES implementation proposed by Luo et al., which has not yet been successfully attacked, as far as we know.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"8","bibliographic_titles":[{"bibliographic_title":"研究報告コンピュータセキュリティ（CSEC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2017-02-23","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"3","bibliographicVolumeNumber":"2017-CSEC-76"}]},"relation_version_is_last":true,"weko_creator_id":"11"},"created":"2025-01-19T00:47:49.961421+00:00","updated":"2025-01-20T05:05:36.277431+00:00"}