{"updated":"2025-01-20T09:27:30.262532+00:00","links":{},"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00168150","sets":["1164:3925:8483:8759"]},"path":["8759"],"owner":"11","recid":"168150","title":["Vector Stream Cipher のさらなる安全性向上について"],"pubdate":{"attribute_name":"公開日","attribute_value":"2016-07-07"},"_buckets":{"deposit":"76accc57-40b2-4db3-a50d-3c3860730956"},"_deposit":{"id":"168150","pid":{"type":"depid","value":"168150","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"Vector Stream Cipher のさらなる安全性向上について","author_link":["336188","336189","336186","336187"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Vector Stream Cipher のさらなる安全性向上について"},{"subitem_title":"Farther improving security of Vector Stream Cipher","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2016-07-07","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"京都大学情報学研究科"},{"subitem_text_value":"京都大学情報学研究科"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Graduate school of Informatics, Kyoto University","subitem_text_language":"en"},{"subitem_text_value":"Graduate school of Informatics, Kyoto 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/168150/files/IPSJ-CSEC16074020.pdf","label":"IPSJ-CSEC16074020.pdf"},"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CSEC16074020.pdf","filesize":[{"value":"787.7 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"0","billingrole":"30"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_login","version_id":"1bf9eb18-433a-4787-99e4-ca660d303c31","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2016 by the Institute of Electronics, Information and Communication Engineers This SIG report is only available to those in membership of the SIG."}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"岩崎, 淳"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"梅野, 健"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Atsushi, Iwasaki","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Ken, Umeno","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":"Vector Stream Cipher (VSC) は，速度や実装の軽量さの面で優れたストリーム暗号であるが，安全性の面でいくつかの問題が指摘されていた．それらの問題に対して，著者らは安全性を向上させた VSC2.0 を提案していた．本稿では，VSC2.0 に対して更なる改良を提示し，改良版の暗号として VSC2.1 を提案する．VSC2.1 は，VSC2.0 に対して安全性のみならず，速度面でも勝っており，オリジナルな VSC に近い速度を達成出来た．","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"Vector Stream Cipher (VSC) is a stream cipher which is very fast and is implemented lightly. Some attacks for VSC have been reported. We improve the security and proposed a new cipher VSC 2.0. In this paper, we farther improved VSC 2.0 and propose a new cipher VSC 2.1. VSC 2.1 is not only more secure than VSC 2.0 but also faster.","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":"2016-07-07","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"20","bibliographicVolumeNumber":"2016-CSEC-74"}]},"relation_version_is_last":true,"weko_creator_id":"11"},"id":168150,"created":"2025-01-19T00:39:16.137990+00:00"}