{"id":3249,"date":"2019-05-17T15:28:02","date_gmt":"2019-05-17T06:43:02","guid":{"rendered":"https:\/\/www.inforsec.org\/wp\/?p=3249"},"modified":"2019-05-17T15:28:02","modified_gmt":"2019-05-17T06:43:02","slug":"%e5%88%a9%e7%94%a8%e5%8f%af%e4%bf%a1%e8%bf%90%e8%a1%8c%e7%8e%af%e5%a2%83%e5%ae%9e%e7%8e%b0%e5%86%99%e4%bf%9d%e6%8a%a4%e5%ba%94%e5%af%b9%e9%ab%98%e6%9d%83%e9%99%90%e6%95%b0%e6%8d%ae%e7%af%a1%e6%94%b9","status":"publish","type":"post","link":"http:\/\/202.112.238.40\/wp\/?p=3249","title":{"rendered":"\u5229\u7528\u53ef\u4fe1\u8fd0\u884c\u73af\u5883\u5b9e\u73b0\u5199\u4fdd\u62a4\u5e94\u5bf9\u9ad8\u6743\u9650\u6570\u636e\u7be1\u6539"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u4f5c\u8005\uff1a \u8d75\u8fde\u83b9   \u591a\u4f26\u591a\u5927\u5b66 <\/p>\n\n\n\n<p 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class=\"wp-block-image\"><figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"925\" height=\"636\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2019\/05\/\u56fe\u72471.png\" alt=\"\" class=\"wp-image-3251\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2019\/05\/\u56fe\u72471.png 925w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2019\/05\/\u56fe\u72471-300x206.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2019\/05\/\u56fe\u72471-768x528.png 768w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2019\/05\/\u56fe\u72471-150x103.png 150w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2019\/05\/\u56fe\u72471-218x150.png 218w\" sizes=\"auto, (max-width: 925px) 100vw, 925px\" \/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u7531\u4e8e\u4e3b\u673aTEE\u9700\u8981\u548cSED\u8fdb\u884c\u53ef\u4fe1\u7684I\/O\u64cd\u4f5c\uff0c\u6545\u6211\u4eec\u9009\u7528\u5177\u6709\u7cfb\u7edf\u6743\u9650\u7684Intel&nbsp;TXT\u6216AMD&nbsp;SVM\u3002\u5bc6\u7801\u88ab\u5c01\u5b58\u5728TPM\u82af\u7247\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u4eec\u7684\u4fdd\u62a4\u76ee\u6807\u662f\u4eceInuksuk\u5b89\u88c5\u8d77\u5df2\u7ecf\u5b58\u5728\u7684\u88ab\u4fdd\u62a4\u6570\u636e\u7684\u5b8c\u6574\u6027\uff08\u7531\u5199\u4fdd\u62a4\u5b9e\u73b0\uff09\u4ee5\u53ca\u5bf9\u540e\u7eed\u4fee\u6539\u4ee5\u591a\u7248\u672c\u5f62\u5f0f\u4fdd\u5b58\uff08\u7531TEE\u5185\u9884\u5b9a\u903b\u8f91\u5b9e\u73b0\uff09\u3002\u8fd9\u6837\uff0c\u4e00\u65e6\u7528\u6237\u53d1\u73b0\u88ab\u52d2\u7d22\u8f6f\u4ef6\u611f\u67d3\uff0c\u5728SED\u4e0a\u6709\u4e4b\u524d\u7684\u6587\u4ef6\u5386\u53f2\u53ef\u4ee5\u76f4\u63a5\u5c06SED\u76d8\u88c5\u8f7d\u5230\u5176\u5b83\u7535\u8111\u8bfb\u51fa\u3002\u5982\u679c\u9ad8\u6743\u9650\u6076\u610f\u7a0b\u5e8f\u5c1d\u8bd5\u76f4\u63a5\u5728TEE\u5916\u4fee\u6539\u88ab\u4fdd\u62a4\u6587\u4ef6\uff0c\u64cd\u4f5c\u5c06\u88abSED\u786c\u4ef6\u5ffd\u7565\uff08\u6ca1\u6709\u5bc6\u7801\uff09\u3002\u4e3a\u4e86\u4fdd\u8bc1\u7528\u6237\u7a0b\u5e8f\u7684\u64cd\u4f5c\u4e0d\u53d7\u5f71\u54cd\uff0cInuksuk\u7684\u5b9e\u73b0\u5c06\u539f\u59cb\u88ab\u4fdd\u62a4\u6587\u4ef6\u7559\u5728\u539f\u5904\uff08\u4f9b\u8bfb\u5199\uff09\u800c\u5728SED\u4e0a\u751f\u6210\u4e00\u4e2a\u5907\u4efd\u3002Inuksuk\u7684Updater\u6309\u7167\u7528\u6237\u914d\u7f6e\u5728\u7279\u5b9a\u65f6\u95f4\u6bd4\u8f83\u539f\u59cb\u6587\u4ef6\u76f8\u5bf9\u4e8eSED\u4e0a\u6587\u4ef6\u7684\u4fee\u6539\uff0c\u5728TEE\u5185\u5c06\u4fee\u6539\u4ee5\u65b0\u7248\u672c\u5f62\u5f0f\u5199\u5165SED\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u968f\u7740\u65f6\u95f4\u7684\u63a8\u79fbSED\u7684\u7a7a\u95f4\u4f1a\u51cf\u5c11\uff0c\u6211\u4eec\u5229\u7528\u914d\u7f6e\u597d\u7684\u81ea\u52a8\u7248\u672c\u5220\u9664\u6765\u91ca\u653e\u7a7a\u95f4\uff0c\u5982\u53ea\u4fdd\u7559\u4e00\u5e74\u4ee5\u5185\u7684\u7248\u672c\u3002\u5982\u679c\u7528\u6237\u9700\u8981\u5220\u9664\u6587\u4ef6\uff08\u800c\u4e0d\u662f\u7248\u672c\uff09\uff0c\u6211\u4eec\u5728TEE\u5185\u5f00\u53d1\u4e86\u4e00\u4e2a\u7b80\u6613\u7684Browser\uff0c\u4f9b\u7528\u6237\u6279\u91cf\u9009\u62e9\u5e76\u5220\u9664\u4efb\u610f\u6587\u4ef6\uff0c\u5982\u4e0b\u56fe\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"404\" height=\"251\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2019\/05\/\u56fe\u72472.png\" alt=\"\" class=\"wp-image-3252\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2019\/05\/\u56fe\u72472.png 404w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2019\/05\/\u56fe\u72472-300x186.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2019\/05\/\u56fe\u72472-150x93.png 150w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2019\/05\/\u56fe\u72472-241x150.png 241w\" sizes=\"auto, (max-width: 404px) 100vw, 404px\" \/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0cTXT\/SVM&nbsp;\uff08TEE\uff09\u7684\u8fd0\u884c\u4f1a\u8986\u76d6\u5f53\u524d\u64cd\u4f5c\u7cfb\u7edf\u7684\u72b6\u6001\uff0c\u6211\u4eec\u4f7f\u7528Flicker[2]\u6765\u5728\u64cd\u4f5c\u7cfb\u7edf\u548cTEE\u4e4b\u95f4\u5207\u6362\u3002Flicker\u53ea\u652f\u630132-bit\u7684Windows&nbsp;7\uff0c\u6211\u4eec\u5c06Flicker\u79fb\u690d\u5230\u76ee\u524d\u5e38\u7528\u7684Windows&nbsp;10 64-bit\uff0c\u4f7f\u5f97\u5b83\u5728\u5176\u5b83\u573a\u666f\u4e0b\u7684\u5e94\u7528\uff08\u591a\u4e3a64-bit\u7cfb\u7edf\uff09\u6210\u4e3a\u53ef\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u8bba\u6587\u94fe\u63a5:<\/strong>\u00a0<a href=\"https:\/\/www.ndss-symposium.org\/wp-content\/uploads\/2019\/02\/ndss2019_10-2_Zhao_paper.pdf\">TEE-aided Write Protection Against Privileged Data Tampering<\/a><br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u90e8\u5206<\/strong><strong>\u53c2\u8003\u6587\u732e<\/strong>\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">[1] J. Huang, J. Xu, X. Xing, P. Liu, and M. K. Qureshi, \u201cFlashGuard: Leveraging intrinsic flash&nbsp;properties to defend against encryption ransomware,\u201d in ACM CCS\u201917, Dallas, TX, USA, 2017.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">[2] J. M. McCune, B. J. Parno, A. Perrig, M. K. Reiter, and H. Isozaki, \u201cFlicker: An execution infrastructure for tcb minimization,\u201d in European Conference on Computer Systems (EuroSys\u201908), Glasgow, Scotland UK, 2008, pp. 315\u2013328.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">[3] E. Kolodenker, W. Koch, G. Stringhini, and M. Egele, \u201cPayBreak: Defense against cryptographic ransomware,\u201d in ACM Asia Conference on Computer and Communications Security (ASIACCS\u201917), Abu Dhabi, UAE, 2017, pp. 599\u2013611.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">[4] A. Kharraz and E. Kirda, \u201cRedemption: Real-time protection against ransomware at end-hosts,\u201d in RAID\u201917, Atlanta, GA, USA, 2017.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">[5] A. Kharaz, S. Arshad, C. Mulliner, W. Robertson, and E. Kirda, \u201cUNVEIL: A large-scale, automated approach to detecting ransomware,\u201d in USENIX Security Symposium, Austin, TX, 2016.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">[6] A. Continella, A. Guagnelli, G. Zingaro, G. De Pasquale, A. Barenghi, S. Zanero, and F. Maggi, \u201cShieldFS: A self-healing, ransomware-aware filesystem,\u201d in ACSAC\u201916, Los Angeles, CA, USA, 2016.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">[7] K. R. B. Butler, S. McLaughlin, and P. D. McDaniel, \u201cRootkit-resistant disks,\u201d in ACM CCS\u201908, Alexandria, Virginia, USA, 2008.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4f5c\u8005<\/strong><strong>\u7b80\u4ecb<\/strong>&nbsp;:&nbsp;&nbsp;\u8d75\u8fde\u83b9&nbsp;(Viau)\uff0cPostdoctoral Fellow\uff0c\u591a\u4f26\u591a\u5927\u5b66&nbsp;(University of Toronto)\uff0c\u52a0\u62ff\u5927&nbsp;\u3002\u535a\u58eb\u6bd5\u4e1a\u4e8eConcordia University (\u4fe1\u606f\u4e0e\u7cfb\u7edf\u5de5\u7a0b)\uff1b\u7855\u58eb\u6bd5\u4e1a\u4e8e\u5929\u6d25\u5927\u5b66&nbsp;(\u901a\u4fe1\u4e0e\u4fe1\u606f\u7cfb\u7edf)\u3002\u6b64\u524d\u7684\u5de5\u4f5c\u9886\u57df\u5305\u62ec\u5d4c\u5165\u5f0f\u7cfb\u7edf\u8f6f\u786c\u4ef6\u4ee5\u53ca\u5927\u578b\u4e3b\u673a(Mainframes)\uff0c\u5728\u4e1a\u5185\u4ece\u4e8b\u76f8\u5173\u5de5\u4f5c6\u5e74&nbsp;(IBM China)&nbsp;\u3002\u5f53\u524d\u4e3b\u8981\u7814\u7a76\u65b9\u5411\u4e3a\u4fe1\u606f\u7cfb\u7edf\u5b89\u5168\uff0c\u5305\u62ec\u786c\u4ef6\/\u7cfb\u7edf\u76f8\u5173\u7684\u5b89\u5168\u95ee\u9898\uff0c\u57fa\u4e8e\u5bc6\u7801\u7684\u9274\u6743\uff0c\u53ef\u4fe1\u8ba1\u7b97\u7b49\u3002\u5e76\u53d1\u8868\u591a\u7bc7\u6587\u7ae0\u4e8eACM CCS, NDSS, NSPW, FC\u4ee5\u53caIEEE TIFS\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f5c\u8005\uff1a \u8d75\u8fde\u83b9 \u591a\u4f26\u591a\u5927\u5b66 \u975e\u6cd5\u6570\u636e\u7be1\u6539\u662f\u591a\u5e74\u4ee5\u6765\u56f0\u6270\u7528\u6237\u7684\u95ee\u9898\uff0c\u4ece\u5355\u7eaf\u7684\u6076\u610f\u5220\u9664\u548c\u7834\u574f\u5230\u8fd1\u5e74\u5f15\u8d77\u516c&#8230; <a class=\"continue-reading-link\" href=\"http:\/\/202.112.238.40\/wp\/?p=3249\"> Continue reading <span class=\"meta-nav\">&rarr; <\/span><\/a><\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-3249","post","type-post","status-publish","format-standard","hentry","category-research"],"_links":{"self":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/3249","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3249"}],"version-history":[{"count":2,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/3249\/revisions"}],"predecessor-version":[{"id":3253,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/3249\/revisions\/3253"}],"wp:attachment":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3249"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3249"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3249"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}