{"created":"2025-01-18T23:11:14.316023+00:00","updated":"2025-01-22T10:04:28.403850+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00045253","sets":["1164:3925:3961:3965"]},"path":["3965"],"owner":"1","recid":"45253","title":["ユーザによる証明書管理を削減するためのS/MIMEアプレット実装"],"pubdate":{"attribute_name":"公開日","attribute_value":"2001-02-20"},"_buckets":{"deposit":"e2731976-3f78-4c49-b2ef-f81ad715eb59"},"_deposit":{"id":"45253","pid":{"type":"depid","value":"45253","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"ユーザによる証明書管理を削減するためのS/MIMEアプレット実装","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"ユーザによる証明書管理を削減するためのS/MIMEアプレット実装"},{"subitem_title":"Implementation of S/MIME Applet to Reduce Certificate Management by User","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2001-02-20","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"名古屋工業大学電気情報工学科"},{"subitem_text_value":"名古屋工業大学電気情報工学科"},{"subitem_text_value":"株式会社シーティーアイSI事業部"},{"subitem_text_value":"株式会社シーティーアイSI事業部"},{"subitem_text_value":"名古屋工業大学電気情報工学科"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Nagoya Institute of Technology","subitem_text_language":"en"},{"subitem_text_value":"Nagoya Institute of Technology","subitem_text_language":"en"},{"subitem_text_value":"CTI Co., Ltd.","subitem_text_language":"en"},{"subitem_text_value":"CTI Co., Ltd.","subitem_text_language":"en"},{"subitem_text_value":"Nagoya Institute of 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/45253/files/IPSJ-CSEC00012008.pdf"},"date":[{"dateType":"Available","dateValue":"2003-02-20"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-CSEC00012008.pdf","filesize":[{"value":"559.8 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":"30"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"2b99fd2a-b18b-4e34-b9c9-ef00c3cc8844","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2001 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"若山, 公威"},{"creatorName":"中山, 幹浩"},{"creatorName":"村瀬, 晋二"},{"creatorName":"鈴木, 春洋"},{"creatorName":"岩田, 彰"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Kimitake, Wakayama","creatorNameLang":"en"},{"creatorName":"Mikihiro, Nakayama","creatorNameLang":"en"},{"creatorName":"Shinji, Murase","creatorNameLang":"en"},{"creatorName":"Shunyo, Suzuki","creatorNameLang":"en"},{"creatorName":"Akira, Iwata","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_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"S/MIMEを利用する場合、自分の証明書と通信相手の証明書が必要となる。さらに、相手の証明書が廃棄されていないか確認するためにCRLが必要である。現在のS/MIMEクライアントソフトでは、この作業を自動化できないことが多いためユーザの負担となっている。本稿では、クライアントに証明書を保管するのではなくディレクトリサーバに保管しておき、必要なときにダウンロードして使用する機能を有したS/MIMEクライアントソフトをJavaアプレットにより実装した。この結果、クライアントには鍵ペアとCA証明書のみを保管しておけば良く、他の証明書を保管・管理する必要がなくなり、ユーザの負担を軽減することができた。","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"It is necessary to obtain a user certificate and peer certificates when a user makes use of S/MIME. In addition, the user has to get CRLs to verify whether peer certificates are revoked. This work is a burden for the user because general current S/MIME client software can not automatically get and import them. Hence, we implemented S/MIME client software with Java applet which downloads certiricates and CRLs from the directory server when they are necessary. As a result, the user does not need to manage peer certificates and CRLs, only has to manage his own key pairs and CA certificates.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"48","bibliographic_titles":[{"bibliographic_title":"情報処理学会研究報告コンピュータセキュリティ（CSEC）"}],"bibliographicPageStart":"43","bibliographicIssueDates":{"bibliographicIssueDate":"2001-02-20","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"15(2000-CSEC-012)","bibliographicVolumeNumber":"2001"}]},"relation_version_is_last":true,"weko_creator_id":"1"},"id":45253,"links":{}}