{"_buckets": {"deposit": "8820aa2c-e0c8-4f72-a592-6adf1c2274fe"}, "_deposit": {"id": "1626", "owners": [], "pid": {"revision_id": 0, "type": "depid", "value": "1626"}, "status": "published"}, "_oai": {"id": "oai:repository.dl.itc.u-tokyo.ac.jp:00001626"}, "item_7_alternative_title_1": {"attribute_name": "\u305d\u306e\u4ed6\u306e\u30bf\u30a4\u30c8\u30eb", "attribute_value_mlt": [{"subitem_alternative_title": "A Study on Signcryption with Insider Security in the Multi-user Setting"}]}, "item_7_biblio_info_7": {"attribute_name": "\u66f8\u8a8c\u60c5\u5831", "attribute_value_mlt": [{"bibliographicIssueDates": {"bibliographicIssueDate": "2011-03-24", "bibliographicIssueDateType": "Issued"}, "bibliographic_titles": [{}]}]}, "item_7_date_granted_25": {"attribute_name": "\u5b66\u4f4d\u6388\u4e0e\u5e74\u6708\u65e5", "attribute_value_mlt": [{"subitem_dategranted": "2011-03-24"}]}, "item_7_degree_name_20": {"attribute_name": "\u5b66\u4f4d\u540d", "attribute_value_mlt": [{"subitem_degreename": "\u4fee\u58eb(\u60c5\u5831\u7406\u5de5\u5b66)"}]}, "item_7_description_5": {"attribute_name": "\u6284\u9332", "attribute_value_mlt": [{"subitem_description": "\u8fd1\u5e74\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u6025\u901f\u306a\u666e\u53ca\u306b\u3088\u308a, \u60c5\u5831\u8cc7\u6e90\u304c\u5927\u304d\u306a\u4fa1\u5024\u3092\u6301\u3064\u3088\u3046\u306b\u306a\u308a, \u4e16\u754c\u4e2d\u306e\u60c5\u5831\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4ecb\u3057\u3066\u4f1d\u9001\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u304d\u3066\u3044\u308b. \u305d\u308c\u306b\u4f34\u3063\u3066\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u91cd\u8981\u6027\u304c\u9ad8\u307e\u308a, \u60c5\u5831\u306e\u79d8\u533f\u6027, \u53ca\u3073\u60c5\u5831\u306e\u5b8c\u5168\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306e\u624b\u6bb5\u3068\u3057\u3066\u6697\u53f7\u6280\u8853\u304c\u7528\u3044\u3089\u308c, \u5b89\u5168\u306a\u6697\u53f7\u6280\u8853\u306f\u60c5\u5831\u5316\u793e\u4f1a\u306b\u304a\u3044\u3066\u5fc5\u8981\u4e0d\u53ef\u6b20\u306a\u5b58\u5728\u3068\u306a\u3063\u3066\u3044\u308b. \u3053\u306e\u60c5\u5831\u306e\u79d8\u533f\u6027\u3068\u5b8c\u5168\u6027\u3092\u540c\u6642\u306b\u6e80\u305f\u3059\u6697\u53f7\u6280\u8853\u3068\u3057\u3066, Signcryption\u304c\u3042\u308b. Signcryption\u306f\u516c\u958b\u9375\u6697\u53f7\u3068\u96fb\u5b50\u7f72\u540d\u3092\u6a5f\u80fd\u3092\u4f75\u305b\u6301\u3063\u305f\u6697\u53f7\u6280\u8853\u3067, \u79d8\u533f\u6027\u3068\u5b8c\u5168\u6027\u3092\u540c\u6642\u306b\u4fdd\u5b88\u3057\u306a\u304c\u3089\u901a\u4fe1\u3092\u884c\u3044\u305f\u3044\u5834\u5408\u306b, \u5358\u7d14\u306b\u96fb\u5b50\u7f72\u540d\u3068\u516c\u958b\u9375\u6697\u53f7\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3088\u308a\u3082\u9065\u304b\u306b\u52b9\u7387\u304c\u826f\u3044, \u3068\u3044\u3046\u5229\u70b9\u304c\u3042\u308b. Signcryption\u304c\u5229\u7528\u3055\u308c\u305f\u5834\u5408\u306b\u60f3\u5b9a\u3055\u308c\u308b\u653b\u6483\u8005\u3068\u3057\u3066, \"\u5916\u90e8\u8005\", \"\u5185\u90e8\u8005\"\u3068\u3044\u3046\u5206\u985e\u304c\u3042\u308b. \u3055\u3089\u306b, \u516c\u958b\u9375\u6697\u53f7\u3084\u7f72\u540d\u306e\u5834\u5408\u3068\u306f\u7570\u306a\u308a, \u4e00\u4eba\u306e\u9001\u4fe1\u8005\u3068\u4e00\u4eba\u306e\u53d7\u4fe1\u8005\u304b\u3089\u306a\u308b\"\u4e8c\u4eba\u30e2\u30c7\u30eb\"\u3067\u306e\u5b89\u5168\u6027\u306f, \u591a\u4eba\u6570\u3067\u306e\u30e2\u30c7\u30eb\u306e\u5b89\u5168\u6027\u3092\u5305\u542b\u3057\u306a\u3044\u305f\u3081, \u591a\u4eba\u6570\u30e2\u30c7\u30eb\u3067\u306e\u5b89\u5168\u6027\u3092\u8003\u3048\u308b\u306e\u304c\u671b\u307e\u3057\u3044. \u3057\u304b\u3057, \u6211\u3005\u306e\u77e5\u308b\u9650\u308a, \u591a\u4eba\u6570\u3092\u8003\u616e\u3057\u305f\u5185\u90e8\u8005\u306b\u5bfe\u3059\u308b\u79d8\u533f\u6027\u3068\"\u5f37\"\u507d\u9020\u4e0d\u53ef\u80fd\u6027\u3092\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u30e2\u30c7\u30eb\u3067\u9054\u6210\u3059\u308b\u624b\u6cd5\u304c\u3053\u308c\u307e\u3067\u306b\u5b58\u5728\u3057\u306a\u304b\u3063\u305f. \u305d\u3053\u3067\u6211\u3005\u306f\u305d\u308c\u3089\u3092\u9054\u6210\u3059\u308b\u6700\u521d\u306e\u624b\u6cd5\u3068\u3057\u3066, Signcryption\u306e\u4e00\u822c\u7684\u69cb\u6210\u6cd5\u3092\u4e8c\u3064\u63d0\u6848\u3059\u308b. \u4e00\u3064\u76ee\u306e\u624b\u6cd5\u3067\u306f\u30bf\u30b0\u30d9\u30fc\u30b9KEM\u3092\u7528\u3044, \u4e8c\u3064\u76ee\u306e\u624b\u6cd5\u3067\u306fKEM\u3092\u7528\u3044\u308b. \u3053\u308c\u3089\u306e\u624b\u6cd5\u306b\u3088\u308a, \u591a\u4eba\u6570\u30e2\u30c7\u30eb\u3067\u5185\u90e8\u8005\u5b89\u5168\u306aSigncryption\u3092\u5177\u4f53\u7684\u306b\u6570\u591a\u304f\u69cb\u6210\u3067\u304d\u308b. \u307e\u305f, \u672c\u7a3f\u3067\u306f\u3082\u3046\u4e00\u3064\u306e\u7814\u7a76\u6210\u679c\u3068\u3057\u3066Signcryption\u306e\u4e00\u822c\u7684\u69cb\u6210\u6cd5\u306e\u8981\u7d20\u6280\u8853\u3067\u3042\u308b\u30bf\u30b0\u30d9\u30fc\u30b9KEM\u306e\u5f37\u5316\u624b\u6cd5\u3092\u63d0\u6848\u3059\u308b. \u30bf\u30b0\u30d9\u30fc\u30b9KEM(TBKEM)\u3068\u306f, \u6697\u53f7\u5316\u3068\u5fa9\u53f7\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u88dc\u52a9\u5165\u529b\u3068\u3057\u3066\u4efb\u610f\u306e\u30bf\u30b0\u3092\u5165\u529b\u3067\u304d\u308bKEM\u3067\u3042\u308b. TBKEM\u306eCCA\u5b89\u5168\u6027\u306f, \u653b\u6483\u8005\u304c\u30bf\u30b0\u3092\u9078\u3076\u30bf\u30a4\u30df\u30f3\u30b0\u306b\u3088\u308a, \u9078\u629e\u7684\u30bf\u30b0\u7248\u3068\u9069\u5fdc\u7684\u30bf\u30b0\u7248\u306e\u4e8c\u7a2e\u985e\u304c\u8003\u3048\u3089\u308c\u308b. \u672c\u7a3f\u3067\u306f, \u30ab\u30e1\u30ec\u30aa\u30f3\u30cf\u30c3\u30b7\u30e5\u3092\u7528\u3044\u305f\u9078\u629e\u7684\u30bf\u30b0CCA\u5b89\u5168\u306aTBKEM\u3092\u9069\u5fdc\u7684\u30bf\u30b0CCA\u5b89\u5168\u306aTBKEM\u3078\u306e\u5f37\u5316\u624b\u6cd5\u3092\u63d0\u6848\u3059\u308b. \u65e2\u306b\u540c\u76ee\u7684\u3092\u9054\u6210\u3059\u308b\u81ea\u660e\u306a\u624b\u6cd5\u304c\u5b58\u5728\u3059\u308b\u304c, \u672c\u624b\u6cd5\u306f\u81ea\u660e\u306a\u624b\u6cd5\u3068\u6bd4\u3079\u5909\u63db\u5f8c\u306e\u6697\u53f7\u6587\u30b5\u30a4\u30ba\u3092\u5c0f\u3055\u304f\u3067\u304d\u308b. \u672c\u624b\u6cd5\u3092Signcryption\u306e\u4e00\u822c\u7684\u69cb\u6210\u6cd5\u306b\u9069\u7528\u3055\u305b\u308b\u3053\u3068\u3067, \u9078\u629e\u7684\u30bf\u30b0\u5b89\u5168\u306aTBKEM\u3060\u3051\u3067\u306a\u304f\u9069\u5fdc\u7684\u30bf\u30b0\u5b89\u5168\u306aTBKEM\u3082Signcryption\u306e\u8981\u7d20\u6280\u8853\u3068\u3057\u3066\u5229\u7528\u3067\u304d\u308b\u305f\u3081, Signcryption\u306e\u5177\u4f53\u7684\u306a\u69cb\u6210\u306b\u3082\u975e\u5e38\u306b\u6709\u7528\u3067\u3042\u308b.", "subitem_description_type": "Abstract"}]}, "item_7_select_21": {"attribute_name": "\u5b66\u4f4d", "attribute_value_mlt": [{"subitem_select_item": "master"}]}, "item_7_subject_13": {"attribute_name": "\u65e5\u672c\u5341\u9032\u5206\u985e\u6cd5", "attribute_value_mlt": [{"subitem_subject": "547", "subitem_subject_scheme": "NDC"}]}, "item_7_text_24": {"attribute_name": "\u7814\u7a76\u79d1\u30fb\u5c02\u653b", "attribute_value_mlt": [{"subitem_text_value": "\u60c5\u5831\u7406\u5de5\u5b66\u7cfb\u7814\u7a76\u79d1\u96fb\u5b50\u60c5\u5831\u5b66\u5c02\u653b"}]}, "item_7_text_36": {"attribute_name": "\u8cc7\u6e90\u30bf\u30a4\u30d7", "attribute_value_mlt": [{"subitem_text_value": "Thesis"}]}, "item_7_text_4": {"attribute_name": "\u8457\u8005\u6240\u5c5e", "attribute_value_mlt": [{"subitem_text_value": "\u6771\u4eac\u5927\u5b66\u5927\u5b66\u9662\u60c5\u5831\u7406\u5de5\u5b66\u7cfb\u7814\u7a76\u79d1\u96fb\u5b50\u60c5\u5831\u5b66\u5c02\u653b"}]}, "item_creator": {"attribute_name": "\u8457\u8005", "attribute_type": "creator", "attribute_value_mlt": [{"creatorNames": [{"creatorName": "\u5343\u8449, \u5927\u8f1d"}], "nameIdentifiers": [{"nameIdentifier": "5269", "nameIdentifierScheme": "WEKO"}]}]}, "item_files": {"attribute_name": "\u30d5\u30a1\u30a4\u30eb\u60c5\u5831", "attribute_type": "file", "attribute_value_mlt": [{"accessrole": "open_date", "date": [{"dateType": "Available", "dateValue": "2017-05-31"}], "displaytype": "detail", "download_preview_message": "", "file_order": 0, "filename": "48096414.pdf", "filesize": [{"value": "410.2 kB"}], "format": "application/pdf", "future_date_message": "", "is_thumbnail": false, "licensetype": "license_free", "mimetype": "application/pdf", "size": 410200.0, "url": {"label": "48096414.pdf", "url": "https://repository.dl.itc.u-tokyo.ac.jp/record/1626/files/48096414.pdf"}, "version_id": "b33c9df4-8f8a-4503-9eac-6842437b6683"}]}, "item_language": {"attribute_name": "\u8a00\u8a9e", "attribute_value_mlt": [{"subitem_language": "jpn"}]}, "item_resource_type": {"attribute_name": "\u8cc7\u6e90\u30bf\u30a4\u30d7", "attribute_value_mlt": [{"resourcetype": "thesis", "resourceuri": "http://purl.org/coar/resource_type/c_46ec"}]}, "item_title": "\u591a\u4eba\u6570\u30e2\u30c7\u30eb\u3067\u5185\u90e8\u8005\u5b89\u5168\u306aSigncryption\u306b\u95a2\u3059\u308b\u7814\u7a76", "item_titles": {"attribute_name": "\u30bf\u30a4\u30c8\u30eb", "attribute_value_mlt": [{"subitem_title": "\u591a\u4eba\u6570\u30e2\u30c7\u30eb\u3067\u5185\u90e8\u8005\u5b89\u5168\u306aSigncryption\u306b\u95a2\u3059\u308b\u7814\u7a76"}]}, "item_type_id": "7", "owner": "1", "path": ["9/233/234", "34/105/262"], "permalink_uri": "http://hdl.handle.net/2261/44023", "pubdate": {"attribute_name": "\u516c\u958b\u65e5", "attribute_value": "2011-08-08"}, "publish_date": "2011-08-08", "publish_status": "0", "recid": "1626", "relation": {}, "relation_version_is_last": true, "title": ["\u591a\u4eba\u6570\u30e2\u30c7\u30eb\u3067\u5185\u90e8\u8005\u5b89\u5168\u306aSigncryption\u306b\u95a2\u3059\u308b\u7814\u7a76"], "weko_shared_id": null}