{"updated":"2025-01-20T19:30:04.881852+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00113801","sets":["1164:2036:7856:7922"]},"path":["7922"],"owner":"11","recid":"113801","title":["鍵長に依存しないLED暗号に対するスキャンベース攻撃"],"pubdate":{"attribute_name":"公開日","attribute_value":"2015-02-27"},"_buckets":{"deposit":"a509bf0f-b8d7-4b27-adc8-8435c55119eb"},"_deposit":{"id":"113801","pid":{"type":"depid","value":"113801","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"鍵長に依存しないLED暗号に対するスキャンベース攻撃","author_link":["40546","40545","40543","40542","40544","40547"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"鍵長に依存しないLED暗号に対するスキャンベース攻撃"},{"subitem_title":"Improved scan-based side-channel attack on the LED block cipher","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"設計技術","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2015-02-27","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"早稲田大学大学院基幹理工学研究科情報理工学専攻"},{"subitem_text_value":"早稲田大学大学院基幹理工学研究科電子光システム学専攻"},{"subitem_text_value":"早稲田大学大学院基幹理工学研究科情報理工学専攻"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Dept. of Computer Science and Engineering, Waseda University","subitem_text_language":"en"},{"subitem_text_value":"Dept. of Electronic and Photonic Systems, Waseda University","subitem_text_language":"en"},{"subitem_text_value":"Dept. of Computer Science and Engineering, Waseda 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/113801/files/IPSJ-SLDM15170047.pdf"},"date":[{"dateType":"Available","dateValue":"2017-02-27"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-SLDM15170047.pdf","filesize":[{"value":"895.2 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":"10"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"4fca7e88-ee64-4f3a-803c-53907cc38cc2","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2015 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"藤代, 美佳"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"柳澤, 政生"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"戸川, 望"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Mika, Fujishiro","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Masao, Yanagisawa","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Nozomu, Togawa","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA11451459","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_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"スマートカード等において利用される軽量ブロック暗号に LED 暗号があり，LED 暗号へのスキャンベース攻撃が報告されている．しかし，この手法では LED 暗号の鍵長を 64 ビットとしており他の鍵長を考慮していない．他の鍵長の場合，秘密鍵を解読できない．本稿では，LED 暗号の鍵長が 64 ビットより大きい場合のスキャンベース攻撃手法を提案する．計算機実験では，暗号回路のみをスキャンチェインに含む場合，提案手法を用いて平均 145 個の平文で 128 ビットの秘密鍵を復元可能と確認した．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"LED (Light Encryption Device) block cipher, one of lightweight block ciphers, is very compact in hardware. Although the conventional scan-based side-channel attack method on the LED can retrieve a 64-bit secret key, it would not retrieve a 128-bit secret key. In this paper, an improved scan-based attack method on the LED block cipher is proposed. Experimental results show that our proposed method successfully retrieves its 128-bit secret key using 145 plaintexts on average if the scan chain is only connected to the LED block cipher.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"6","bibliographic_titles":[{"bibliographic_title":"研究報告システムとLSIの設計技術（SLDM）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2015-02-27","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"47","bibliographicVolumeNumber":"2015-SLDM-170"}]},"relation_version_is_last":true,"weko_creator_id":"11"},"created":"2025-01-18T23:55:19.466586+00:00","id":113801,"links":{}}