{"created":"2021-03-01T06:20:02.498891+00:00","id":3401,"links":{},"metadata":{"_buckets":{"deposit":"3947ce21-7850-4b4d-b236-5c5eb6fb44ce"},"_deposit":{"id":"3401","owners":[],"pid":{"revision_id":0,"type":"depid","value":"3401"},"status":"published"},"_oai":{"id":"oai:repository.dl.itc.u-tokyo.ac.jp:00003401"},"item_7_alternative_title_1":{"attribute_name":"\u305d\u306e\u4ed6\u306e\u30bf\u30a4\u30c8\u30eb","attribute_value_mlt":[{"subitem_alternative_title":"A Study on Prevention Methods for Combating JIT Spraying Attacks"}]},"item_7_biblio_info_7":{"attribute_name":"\u66f8\u8a8c\u60c5\u5831","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2012-03-22","bibliographicIssueDateType":"Issued"},"bibliographic_titles":[{}]}]},"item_7_date_granted_25":{"attribute_name":"\u5b66\u4f4d\u6388\u4e0e\u5e74\u6708\u65e5","attribute_value_mlt":[{"subitem_dategranted":"2012-03-22"}]},"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":"JIT\u30b3\u30f3\u30d1\u30a4\u30e9\u306f\u5f93\u6765\u306e\u30a4\u30f3\u30bf\u30d7\u30ea\u30bf\u3068\u6bd4\u8f03\u3057\u3066\u9ad8\u901f\u306b\u52d5\u4f5c\u3059\u308b\u305f\u3081, \u8fd1\u5e74\u69d8\u3005\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u63a1\u7528\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u304d\u3066\u3044\u308b. \u3057\u304b\u3057, JIT Spraying\u653b\u6483\u3068\u3044\u3046JIT\u30b3\u30f3\u30d1\u30a4\u30e9\u3092\u60aa\u7528\u3057\u305f\u653b\u6483\u304c2010\u5e74\u306b\u516c\u8868\u3055\u308c, \u8a71\u984c\u306b\u306a\u3063\u3066\u3044\u308b. JIT Spraying\u653b\u6483\u3092\u5229\u7528\u3059\u308b\u3068, \u5f93\u6765\u30d0\u30c3\u30d5\u30a1\u30aa\u30fc\u30d0\u30fc\u30d5\u30ed\u30fc\u306a\u3069\u306e\u8106\u5f31\u6027\u3092\u5229\u7528\u3057\u305f\u653b\u6483\u306e\u5bfe\u7b56\u306b\u52b9\u679c\u7684\u3067\u3042\u3063\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u69cb\u3067\u3042\u308bData Execution Prevention(DEP)\u3068Address Space Layout Ramdomization(ASLR)\u3092\u540c\u6642\u306b\u56de\u907f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3066\u3057\u307e\u3046. \u672c\u8ad6\u6587\u3067\u306f, JIT Spraying\u653b\u6483\u3092\u9632\u6b62\u3059\u308b\u305f\u3081\u306e\u624b\u6bb5\u3068\u3057\u3066\u4e8c\u3064\u306e\u624b\u6cd5\u3092\u63d0\u6848\u3059\u308b. \u4e00\u3064\u76ee\u306e\u63d0\u6848\u306f\u5916\u90e8\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u304b\u3089\u9632\u5fa1\u5bfe\u8c61\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u76e3\u8996\u3059\u308b\u624b\u6cd5\u3067\u3042\u308b. \u3053\u306e\u624b\u6cd5\u3067\u306fJIT\u30b3\u30f3\u30d1\u30a4\u30e9\u304c\u5b9f\u884c\u3055\u308c\u308b\u3053\u3068\u3092\u610f\u56f3\u3057\u3066\u3044\u305f\u30a2\u30c9\u30ec\u30b9\u3092\u6b63\u5f53\u306a\u30a2\u30c9\u30ec\u30b9, \u305d\u3046\u3067\u306a\u3044\u30a2\u30c9\u30ec\u30b9\u3092\u4e0d\u6b63\u306a\u30a2\u30c9\u30ec\u30b9\u3068\u3057\u3066\u533a\u5225\u3057, \u4e0d\u6b63\u306a\u30a2\u30c9\u30ec\u30b9\u304c\u5b9f\u884c\u3055\u308c\u305f\u3068\u304d\u306b\u306f\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u3092\u505c\u6b62\u3055\u305b\u308b. \u3053\u306e\u624b\u6cd5\u306f\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u304c\u5927\u304d\u3044\u304cOS\u306e\u4fee\u6b63\u3082JIT\u30a8\u30f3\u30b8\u30f3\u306e\u4fee\u6b63\u3082\u5fc5\u8981\u3068\u3057\u306a\u3044\u3068\u3044\u3046\u5229\u70b9\u304c\u3042\u308b. \u4e8c\u3064\u76ee\u306e\u63d0\u6848\u306fJIT\u30b3\u30f3\u30d1\u30a4\u30eb\u306b\u3088\u308a\u751f\u6210\u3055\u308c\u305f\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u5c02\u7528\u306e\u5b50\u30d7\u30ed\u30bb\u30b9\u3092\u7528\u610f\u3059\u308b\u624b\u6cd5\u3067\u3042\u308b. \u3053\u308c\u306b\u3088\u308a\u89aa\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u751f\u6210\u3055\u308c\u305f\u30b3\u30fc\u30c9\u306e\u683c\u7d0d\u9818\u57df\u306b\u5b9f\u884c\u5c5e\u6027\u3092\u3064\u3051\u308b\u5fc5\u8981\u304c\u306a\u304f\u306a\u308aJIT\u30b7\u30a7\u30eb\u30b3\u30fc\u30c9\u306e\u5b9f\u884c\u304c\u4e0d\u53ef\u80fd\u3068\u306a\u308b. \u307e\u305f, \u5b50\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u751f\u6210\u30b3\u30fc\u30c9\u5b9f\u884c\u6642\u306b\u5b9f\u884c\u5c5e\u6027\u3092\u4ed8\u52a0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u304c, \u30d7\u30ed\u30bb\u30b9\u9593\u306e\u30e1\u30e2\u30ea\u7a7a\u9593\u306f\u72ec\u7acb\u3057\u3066\u3044\u308b\u305f\u3081\u89aa\u30d7\u30ed\u30bb\u30b9\u3078\u306e\u653b\u6483\u306b\u3088\u308a\u5b50\u30d7\u30ed\u30bb\u30b9\u306eJIT\u30b7\u30a7\u30eb\u30b3\u30fc\u30c9\u304c\u5b9f\u884c\u3055\u308c\u308b\u3053\u3068\u306f\u306a\u304f, \u307e\u305f\u5b50\u30d7\u30ed\u30bb\u30b9\u3067\u3082\u8106\u5f31\u306a\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u30b9\u30ec\u30c3\u30c9\u3092\u6392\u9664\u3059\u308c\u3070JIT\u30b7\u30a7\u30eb\u30b3\u30fc\u30c9\u306f\u5b9f\u884c\u3055\u308c\u306a\u3044. \u3053\u306e\u624b\u6cd5\u306fJIT\u30a8\u30f3\u30b8\u30f3\u306e\u4fee\u6b63\u304c\u5fc5\u8981\u3068\u306a\u308b\u4ee3\u308f\u308a\u306b\u5341\u5206\u306b\u5b9f\u7528\u7684\u306a\u901f\u5ea6\u3067\u52d5\u4f5c\u3059\u308b.","subitem_description_type":"Abstract"}]},"item_7_full_name_3":{"attribute_name":"\u8457\u8005\u5225\u540d","attribute_value_mlt":[{"nameIdentifiers":[{"nameIdentifier":"8177","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Ichikawa, Ken"}]}]},"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":"007","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_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"},{"subitem_text_value":"Department of Information and Communication Engineering, Graduate School of Information Science and Technology, The University of Tokyo"}]},"item_creator":{"attribute_name":"\u8457\u8005","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"\u5e02\u5ddd, \u9855"}],"nameIdentifiers":[{"nameIdentifier":"8176","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","filename":"48106403.pdf","filesize":[{"value":"805.5 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"48106403.pdf","url":"https://repository.dl.itc.u-tokyo.ac.jp/record/3401/files/48106403.pdf"},"version_id":"c3bbbd7d-9236-42f1-bb3b-6739864c78e4"}]},"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":"JIT Spraying\u653b\u6483\u9632\u6b62\u624b\u6cd5\u306b\u95a2\u3059\u308b\u7814\u7a76","item_titles":{"attribute_name":"\u30bf\u30a4\u30c8\u30eb","attribute_value_mlt":[{"subitem_title":"JIT Spraying\u653b\u6483\u9632\u6b62\u624b\u6cd5\u306b\u95a2\u3059\u308b\u7814\u7a76"}]},"item_type_id":"7","owner":"1","path":["9/233/234","34/105/262"],"pubdate":{"attribute_name":"\u516c\u958b\u65e5","attribute_value":"2012-05-29"},"publish_date":"2012-05-29","publish_status":"0","recid":"3401","relation_version_is_last":true,"title":["JIT Spraying\u653b\u6483\u9632\u6b62\u624b\u6cd5\u306b\u95a2\u3059\u308b\u7814\u7a76"],"weko_creator_id":"1","weko_shared_id":null},"updated":"2021-03-02T08:07:12.027537+00:00"}