{"id":212779,"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00212779","sets":["1164:2836:10501:10639"]},"path":["10639"],"owner":"44499","recid":"212779","title":["非対称な鍵共有アルゴリズムについての考察と実装"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-09-02"},"_buckets":{"deposit":"bfe1e4dd-cab2-43c1-bcfe-75b31b9aa1c1"},"_deposit":{"id":"212779","pid":{"type":"depid","value":"212779","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"非対称な鍵共有アルゴリズムについての考察と実装","author_link":["543368","543367"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"非対称な鍵共有アルゴリズムについての考察と実装"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"IoT/情報セキュリティ","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2021-09-02","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京理科大学理工学研究科情報科学専攻"},{"subitem_text_value":"東京理科大学理工学部情報科学科"}]},"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/212779/files/IPSJ-DPS21188025.pdf","label":"IPSJ-DPS21188025.pdf"},"date":[{"dateType":"Available","dateValue":"2023-09-02"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-DPS21188025.pdf","filesize":[{"value":"848.3 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":"34"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"7cb1bb58-6e4c-4351-ac98-14d8a479b64e","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2021 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"神保, 洸貴"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"入山, 聖史"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10116224","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":"2188-8906","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"2011年，Accardi らにより考案された Strongly Asymmetric Public Key Agreement(SAPKA) と呼ばれる非対称な公開鍵共有フレームワークでは，Alice と Bob 間で鍵共有を行う際，従来の「対称」な鍵共有アルゴリズムとは異なり，公開鍵数，公開鍵・共有鍵 (SSK) 計算規則が Alice と Bob で対称的でない．Bob の公開鍵数，公開鍵・SSK の計算量は Alice よりも多く，攻撃者 (Eve) は従来とは異なるプロセスにより SSK の導出を試みる必要があり，Bob の公開鍵のセキュリティ強度が十分高ければ，Alice の公開鍵のセキュリティ強度は Bob のそれほど重要ではなくなる．その結果 Alice は自身の公開鍵の計算量を落とすことができる場合がある．本研究では，Diffie-Hellman 鍵共有アルゴリズムを SAPKA フレームワークの規則に準じて書き直し，非可換代数上に拡大することで，Alice と Bob で計算量が非対称な鍵共有アルゴリズムの構築を行う．また，簡易的な実装実験と従来の Diffie-Hellman との性能比較を行うことで，Alice の計算コストがどれだけ低下したかを評価する．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"7","bibliographic_titles":[{"bibliographic_title":"研究報告マルチメディア通信と分散処理（DPS）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2021-09-02","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"25","bibliographicVolumeNumber":"2021-DPS-188"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"updated":"2025-01-19T17:22:49.165404+00:00","created":"2025-01-19T01:13:42.659626+00:00","links":{}}