{"links":{},"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00190497","sets":["1164:3925:9381:9511"]},"path":["9511"],"owner":"11","recid":"190497","title":["Man In The Browser攻撃対策を実現する人間・銀行サーバ間のセキュア通信プロトコル（その3）"],"pubdate":{"attribute_name":"公開日","attribute_value":"2018-07-18"},"_buckets":{"deposit":"20523d1e-5b08-480b-bfcf-f857c49544fb"},"_deposit":{"id":"190497","pid":{"type":"depid","value":"190497","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"Man In The Browser攻撃対策を実現する人間・銀行サーバ間のセキュア通信プロトコル（その3）","author_link":["435963","435965","435960","435961","435964","435959","435962"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Man In The 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University","subitem_text_language":"en"}]},"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/190497/files/IPSJ-CSEC18082006.pdf","label":"IPSJ-CSEC18082006.pdf"},"date":[{"dateType":"Available","dateValue":"2020-07-18"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CSEC18082006.pdf","filesize":[{"value":"718.5 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わかは"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"西垣, 正勝"}],"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，インターネットバンキングにおける不正送金被害は依然として多く，その手口の中でも特に Man-in-the-Browser （MITB） 攻撃が注目を集めている．CSEC76 において，CAPTCHA を用いて MITB 攻撃に耐性のあるプロトコルを構成し，タグベース暗号の安全性をベースに CAPTCHA の安全性を定義した上で，プロトコルの安全性をタグベース CAPTCHA の安全性に帰着させ安全性証明を行った．本稿では，タグベース CAPTCHA の安全性定義および安全性証明について再検討し，さらに，新たな CAPTCHA の安全性定義として IND-C-CCA 安全性を定義し，その安全性証明を行う．IND-C-CCA 安全性は，公開鍵暗号における安全性である IND-CCA の定義を拡張したものであり，用いる CAPTCHA が IND-C-CCA 安全性を満たすならば，プロトコルは SUB-MIM 安全性を満たすということを示した．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"6","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":"2018-07-18","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"6","bibliographicVolumeNumber":"2018-CSEC-82"}]},"relation_version_is_last":true,"weko_creator_id":"11"},"created":"2025-01-19T00:56:27.653131+00:00","updated":"2025-01-20T01:10:13.560542+00:00","id":190497}