{"created":"2025-01-19T00:57:07.039469+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00191209","sets":["1164:1165:9553:9554"]},"path":["9554"],"owner":"11","recid":"191209","title":["相関関係の変化を利用した内部ネットワークの異常検知手法"],"pubdate":{"attribute_name":"公開日","attribute_value":"2018-09-05"},"_buckets":{"deposit":"50ebe486-05ea-4ea5-8ceb-484ab72af508"},"_deposit":{"id":"191209","pid":{"type":"depid","value":"191209","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"相関関係の変化を利用した内部ネットワークの異常検知手法","author_link":["440071","440072"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"相関関係の変化を利用した内部ネットワークの異常検知手法"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"プライバシ・セキュリティ","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2018-09-05","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"公立はこだて未来大学大学院システム情報科学研究科"},{"subitem_text_value":"公立はこだて未来大学システム情報科学部"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Future University Hakodate, Graduate School of System Information Science","subitem_text_language":"en"},{"subitem_text_value":"Future University Hakodate, Faculty of System Information Science","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/191209/files/IPSJ-DBS18167003.pdf","label":"IPSJ-DBS18167003.pdf"},"date":[{"dateType":"Available","dateValue":"2020-09-05"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-DBS18167003.pdf","filesize":[{"value":"778.4 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":"13"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"25a14292-312f-4e98-8524-4c6acaeddab1","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2018 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"高畑, 孝輝"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"新美, 礼彦"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10112482","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":"2188-871X","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"情報システムでは，マルウェアなどの動作により正常通信とは異なる通信が行われる場合がある．そのような通信に対して，近年，組織内部のネットワークに着目した内部対策が注目されている．本研究では，異常検知手法のひとつである密度比推定の相関変化検知を使用して，内部ネットワーク中の異常検知を行うことを提案する．実験では，正常データを加工し，攻撃を含んでいると想定した相関関係の変化部分を含んだデータを用意し変化検知を行い，変化部分を検知できることを確認した．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"6","bibliographic_titles":[{"bibliographic_title":"研究報告データベースシステム（DBS）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2018-09-05","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"3","bibliographicVolumeNumber":"2018-DBS-167"}]},"relation_version_is_last":true,"weko_creator_id":"11"},"links":{},"id":191209,"updated":"2025-01-20T00:49:26.226329+00:00"}