{"updated":"2025-01-22T01:24:48.853376+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00065615","sets":["1:5759:5851"]},"path":["5851"],"owner":"10","recid":"65615","title":["画像を用いた個人認証手法"],"pubdate":{"attribute_name":"公開日","attribute_value":"2006-05-15"},"_buckets":{"deposit":"ece065ec-fd2a-436c-b721-4f8c609f772e"},"_deposit":{"id":"65615","pid":{"type":"depid","value":"65615","revision_id":0},"owners":[10],"status":"published","created_by":10},"item_title":"画像を用いた個人認証手法","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"画像を用いた個人認証手法"},{"subitem_title":"Image-based User Authentication","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"解説","subitem_subject_scheme":"Other"}]},"item_type_id":"1","publish_date":"2006-05-15","item_1_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"電気通信大学"},{"subitem_text_value":"産業技術総合研究所"},{"subitem_text_value":"産業技術総合研究所"}]},"item_1_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Univ. of Electro-Communications","subitem_text_language":"en"},{"subitem_text_value":"Advanced Institute of Industrial Science and Technology","subitem_text_language":"en"},{"subitem_text_value":"Advanced Institute of Industrial Science and Technology","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/65615/files/IPSJ-MGN470507.pdf"},"date":[{"dateType":"Available","dateValue":"2008-05-15"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-MGN470507.pdf","filesize":[{"value":"1.0 MB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"0","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"57cddd08-c28b-4526-aff0-62bb595cc4f7","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2006 by the Information Processing Society of Japan"}]},"item_1_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"小池, 英樹"},{"creatorName":"高田哲司"},{"creatorName":"増井俊之"}],"nameIdentifiers":[{}]}]},"item_1_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Hideki, KOIKE","creatorNameLang":"en"},{"creatorName":"Toshiyuki, MASUI","creatorNameLang":"en"},{"creatorName":"Tetsuji, TAKADA","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_1_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00116625","subitem_source_identifier_type":"NCID"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_6501","resourcetype":"article"}]},"item_1_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"現在の情報社会において，個人認証手法として一般的なのは4桁PINや英数字パスワードといった文字列パスワードである．その安全性の根拠は組合せの数であるが，実際には人々は記憶を容易にするため簡単な文字列を選択する傾向が強い．またキーボードによる文字入力はユビキタス環境において使いやすいとは言えない．これに対し，画像を用いた認証手法が研究開発されている．本人しか知り得ない記憶情報を鍵として使用することによる安全性の高さ，記憶負荷の低さ，入力の容易さといった利便性の高さがその特徴である．本稿では，画像認証の概要，システム例，利点と問題点などについて解説する．","subitem_description_type":"Other"}]},"item_1_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"484","bibliographic_titles":[{"bibliographic_title":"情報処理"}],"bibliographicPageStart":"479","bibliographicIssueDates":{"bibliographicIssueDate":"2006-05-15","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"5","bibliographicVolumeNumber":"47"}]},"relation_version_is_last":true,"weko_creator_id":"10"},"created":"2025-01-18T23:26:39.204748+00:00","id":65615,"links":{}}