{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00200770","sets":["1164:3925:9693:9907"]},"path":["9907"],"owner":"44499","recid":"200770","title":["A survey on the status of measures against IP fragmentation attacks on DNS"],"pubdate":{"attribute_name":"公開日","attribute_value":"2019-11-26"},"_buckets":{"deposit":"ee513f16-6041-4f4d-bc05-3df3cb43308d"},"_deposit":{"id":"200770","pid":{"type":"depid","value":"200770","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"A survey on the status of measures against IP fragmentation attacks on DNS","author_link":["488877","488874","488876","488875"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"A survey on the status of measures against IP fragmentation attacks on DNS"},{"subitem_title":"A survey on the status of measures against IP fragmentation attacks on DNS","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2019-11-26","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"Graduate School of Engineering, Chukyo University"},{"subitem_text_value":"Graduate School of Engineering, Chukyo University"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Graduate School of Engineering, Chukyo University","subitem_text_language":"en"},{"subitem_text_value":"Graduate School of Engineering, Chukyo University","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"eng"}]},"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/200770/files/IPSJ-CSEC19087011.pdf","label":"IPSJ-CSEC19087011.pdf"},"date":[{"dateType":"Available","dateValue":"2021-11-26"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CSEC19087011.pdf","filesize":[{"value":"1.8 MB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"30"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"84e07201-2c74-4e52-b72b-153d316b2f95","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2019 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Kenya, Ota"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Tsunehiko, Suzuki"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Kenya, Ota","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Tsunehiko, Suzuki","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":"The risk of DNS cache poisoning attacks using IP fragmentation was presented by Herzberg and Shulman in 2012 and 2013. And we showed that the attacks are feasible, and several open-source implementations were still affected by the attacks. In the wake of our proposal, measures to major open-source implementations for ignoring NS records in Authority or Additional sections of negative response at DNS cache server, and for ignoring Path MTU Discovery at DNS authoritative server were taken. Also, DNS flag day 2020 is planned to take measures against fragmentation attacks such as reducing default EDNS buffer size. If the authoritative servers that manage TLDs or multiple zones have not been taken measures, this attack increases the risk of massive hijacking at once. In this research, we survey whether authoritative servers that manage TLDs can be affected by the attacks.","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"The risk of DNS cache poisoning attacks using IP fragmentation was presented by Herzberg and Shulman in 2012 and 2013. And we showed that the attacks are feasible, and several open-source implementations were still affected by the attacks. In the wake of our proposal, measures to major open-source implementations for ignoring NS records in Authority or Additional sections of negative response at DNS cache server, and for ignoring Path MTU Discovery at DNS authoritative server were taken. Also, DNS flag day 2020 is planned to take measures against fragmentation attacks such as reducing default EDNS buffer size. If the authoritative servers that manage TLDs or multiple zones have not been taken measures, this attack increases the risk of massive hijacking at once. In this research, we survey whether authoritative servers that manage TLDs can be affected by the attacks.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"7","bibliographic_titles":[{"bibliographic_title":"研究報告コンピュータセキュリティ（CSEC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2019-11-26","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"11","bibliographicVolumeNumber":"2019-CSEC-87"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":200770,"updated":"2025-01-19T21:15:02.862089+00:00","links":{},"created":"2025-01-19T01:04:15.927645+00:00"}