{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00215311","sets":["6504:10735:10809"]},"path":["10809"],"owner":"44499","recid":"215311","title":["クラウド型CAPTCHAに対するbotによるアクセスの分析"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-03-04"},"_buckets":{"deposit":"781dc2b9-480d-40d1-bad0-05c7fd9e815e"},"_deposit":{"id":"215311","pid":{"type":"depid","value":"215311","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"クラウド型CAPTCHAに対するbotによるアクセスの分析","author_link":["554311","554310","554312"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"クラウド型CAPTCHAに対するbotによるアクセスの分析"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"セキュリティ","subitem_subject_scheme":"Other"}]},"item_type_id":"22","publish_date":"2021-03-04","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_22_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"京大"},{"subitem_text_value":"京大"},{"subitem_text_value":"Capy"}]},"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/215311/files/IPSJ-Z83-4X-05.pdf","label":"IPSJ-Z83-4X-05.pdf"},"date":[{"dateType":"Available","dateValue":"2021-12-29"}],"format":"application/pdf","filename":"IPSJ-Z83-4X-05.pdf","filesize":[{"value":"206.5 kB"}],"mimetype":"application/pdf","accessrole":"open_date","version_id":"92581d2b-eddd-4220-a058-517d3529bdf7","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2021 by the Information Processing Society of Japan"}]},"item_22_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"寺田, 健太"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"岡部, 寿男"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"松本, 悦宜"}],"nameIdentifiers":[{}]}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_5794","resourcetype":"conference paper"}]},"item_22_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00349328","subitem_source_identifier_type":"NCID"}]},"item_22_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"CAPTCHA(Completely Automated Public Turing test to tell Computers and Humans Apart)とは人間とbot(機械)を判別するために行われるテストの一種である。本研究ではbotと思われるアクセスに対して高難易度のCAPTCHAを貸すリスクベース認証技術の実現を目的として、Capy株式会社により提供されているクラウド型CAPTCHAであるパズルCAPTCHAへのアクセスログについて、実際のインシデントからbotであると判断されたアクセスについて分析を行った。","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"436","bibliographic_titles":[{"bibliographic_title":"第83回全国大会講演論文集"}],"bibliographicPageStart":"435","bibliographicIssueDates":{"bibliographicIssueDate":"2021-03-04","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"2021"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":215311,"updated":"2025-01-19T16:13:15.140973+00:00","links":{},"created":"2025-01-19T01:16:04.975075+00:00"}