{"id":794,"date":"2016-04-29T02:09:48","date_gmt":"2016-04-29T02:09:48","guid":{"rendered":"http:\/\/www.inforsec.org\/wp\/?p=794"},"modified":"2016-04-29T02:09:48","modified_gmt":"2016-04-29T02:09:48","slug":"copker-%e6%97%a0%e9%9c%80%e8%ae%bf%e9%97%ae%e5%86%85%e5%ad%98%e8%8a%af%e7%89%87%e7%9a%84%e5%85%ac%e9%92%a5%e5%af%86%e7%a0%81%e7%ae%97%e6%b3%95%e5%ae%9e%e7%8e%b0","status":"publish","type":"post","link":"http:\/\/202.112.238.40\/wp\/?p=794","title":{"rendered":"Copker\u2014\u2014\u65e0\u9700\u8bbf\u95ee\u5185\u5b58\u82af\u7247\u7684\u516c\u94a5\u5bc6\u7801\u7b97\u6cd5\u5b9e\u73b0"},"content":{"rendered":"<p>\u4f5c\u8005\uff1a\u6797\u749f\u9535\uff08\u4e2d\u56fd\u79d1\u5b66\u9662\u4fe1\u606f\u5de5\u7a0b\u7814\u7a76\u6240\u526f\u7814\u7a76\u5458\uff09<\/p>\n<p>\u51b7\u542f\u52a8\u653b\u51fb\uff08Cold-Boot Attack\uff09\u662f\u5f71\u54cd\u8303\u56f4\u6781\u5927\u7684\u7269\u7406\u653b\u51fb\u3002\u57fa\u672c\u539f\u7406\u662f\uff0c\u7531\u4e8e\u6570\u636e\u5ef6\u8fdf\u6d88\u5931\u6548\u5e94\uff0c\u5728\u65ad\u7535\u4e4b\u540e\uff0c\u5185\u5b58\u82af\u7247\u4e0a\u7684\u6570\u636e\u4ecd\u7136\u4f1a\u5b58\u5728\u4e00\u5b9a\u65f6\u95f4\uff1b\u5728\u4f4e\u6e29\u4e0b\uff0c\u751a\u81f3\u80fd\u591f\u8fbe\u5230\u6570\u5c0f\u65f6\u3002\u5982\u679c\u653b\u51fb\u8005\u53ef\u4ee5\u63a5\u89e6\u5230\u6b63\u5728\u8fd0\u884c\u7684\u53d7\u5bb3\u8bbe\u5907\uff08\u4f8b\u5982\uff0c\u4e22\u5931\u7684\u7b14\u8bb0\u672c\u7535\u8111\u548c\u667a\u80fd\u624b\u673a\uff09\uff0c\u5c31\u53ef\u4ee5\u63d2\u5165\u542b\u6076\u610f\u4ee3\u7801\u7684\u542f\u52a8\u8bbe\u5907\uff08\u4f8b\u5982\uff0cU\u76d8\uff09\u3001\u91cd\u542f\u8bbe\u5907\uff0c\u5c31\u53ef\u4ee5\u4ece\u5185\u5b58\u4e2d\u8bfb\u53d6\u539f\u6709\u7684\u6570\u636e\u3002\u751a\u81f3\uff0c\u53ef\u4ee5\u6709\u66f4\u7b80\u5355\u7684\u65b9\u6cd5\uff1a\u5728\u4f4e\u6e29\u73af\u5883\u4e2d\uff08\u4f8b\u5982\uff0c\u7535\u51b0\u7bb1\uff09\uff0c\u62d4\u4e0b\u53d7\u5bb3\u8bbe\u5907\u7684\u5185\u5b58\u82af\u7247\uff0c\u63d2\u5230\u653b\u51fb\u8005\u7684\u673a\u5668\u4e0a\uff0c\u5c31\u53ef\u4ee5\u8bfb\u53d6\u539f\u6709\u7684\u5185\u5b58\u6570\u636e\u3002\u51b7\u542f\u52a8\u653b\u51fb\u53ef\u4ee5\u6709\u6548\u5730\u83b7\u53d6\u5185\u5b58\u4e2d\u7684\u5404\u79cd\u5bc6\u94a5\u6570\u636e\u3002<\/p>\n<p><!--more--><\/p>\n<p>\u5bf9\u4e8e\u8ba1\u7b97\u673a\u7cfb\u7edf\uff0c\u5185\u5b58\u548cCPU\u662f\u6700\u57fa\u672c\u7684\u7ec4\u6210\u90e8\u5206\u3002\u5f53\u654f\u611f\u7684\u5bc6\u94a5\u6570\u636e\u4e0d\u80fd\u51fa\u73b0\u5728\u5185\u5b58\u82af\u7247\u65f6\uff0c\u6211\u4eec\u53ea\u80fd\u8003\u8651\u5c06\u5bc6\u94a5\u8fd0\u7b97\u9650\u5b9a\u5728CPU\u5185\u90e8\u3002\u5df2\u6709\u65b9\u6848\u4f7f\u7528\u5bc4\u5b58\u5668\u6765\u5b8c\u6210AES\u5bf9\u79f0\u5bc6\u7801\u8fd0\u7b97\u3002\u4f46\u662f\uff0c\u57fa\u4e8e\u5bc4\u5b58\u5668\u7684\u65b9\u6848\u96be\u4ee5\u63a8\u5e7f\u5230\u516c\u94a5\u5bc6\u7801\u7b97\u6cd5\uff0c\u56e0\u4e3a\u516c\u94a5\u5bc6\u7801\u7b97\u6cd5\uff08\u4f8b\u5982\uff0cRSA\u7b97\u6cd5\uff09\u9700\u8981\u7684\u6570\u636e\u7a7a\u95f4\u8fdc\u8fdc\u5927\u4e8e\u5bf9\u79f0\u5bc6\u7801\u7b97\u6cd5\u3002<\/p>\n<p>Copker(Computing with Private Keys without RAM)\u5229\u7528CPU\u7684\u7247\u4e0aCache\u6765\u6267\u884c\u516c\u94a5\u5bc6\u7801\u8fd0\u7b97\u3002\u5229\u7528\u6700\u57fa\u672c\u7684WB\u6a21\u5f0f\uff08\u5373\uff0cCPU\u4f1a\u5c3d\u53ef\u80fd\u5728Cache\u4e0a\u6267\u884c\u64cd\u4f5c\u3001\u76f4\u81f3Cache\u4e0d\u8db3\u624d\u5c06\u6570\u636e\u4ea4\u6362\u5230\u5185\u5b58\u82af\u7247\uff09\uff0c\u4f7f\u5f97\u8ba1\u7b97\u65f6\u5bc6\u94a5\u4fdd\u6301\u5728Cache\u4e2d\u3002\u540c\u65f6\uff0c\u5408\u7406\u5b89\u6392\u5bc6\u7801\u8fd0\u7b97\u7684\u8f93\u5165\u3001\u8f93\u51fa\u548c\u52a8\u6001\u53d8\u91cf\u7b49\u6570\u636e\uff0c\u4f7f\u5f97\u8ba1\u7b97\u8fc7\u7a0b\u4e2d\u4e0d\u4f1a\u6709Cache\u51b2\u7a81\u3002\u5bf9\u4e8e\u591a\u6838CPU\uff0c\u8fd8\u9700\u8981\u8bbe\u5b9a\u4e0d\u5904\u4e8e\u5bc6\u7801\u8ba1\u7b97\u4efb\u52a1\u7684\u5176\u5b83\u6838\u7684Cache\u8bbf\u95ee\u6a21\u5f0f\uff0c\u907f\u514d\u4e0d\u540c\u6838\u4e4b\u95f4\u7684Cache\u51b2\u7a81\u3002\u901a\u8fc7\u4ee5\u4e0a\u63aa\u65bd\uff0c\u80fd\u591f\u6709\u6548\u5730\u5c06\u516c\u94a5\u5bc6\u7801\u8fd0\u7b97\u8fc7\u7a0b\u4e2d\u7684\u6570\u636e\u8bbf\u95ee\u9650\u5b9a\u7684Cache\u4e0a\u3001\u4e0d\u4f1a\u51fa\u73b0\u5728\u5185\u5b58\u82af\u7247\uff0c\u4ece\u800c\u80fd\u591f\u6709\u6548\u9632\u8303\u51b7\u542f\u52a8\u653b\u51fb\u3002<\/p>\n<p>\u66f4\u591a\u8be6\u7ec6\u5185\u5bb9\u8be6\u89c1\uff1a<a href=\"http:\/\/www.internetsociety.org\/sites\/default\/files\/07_1_1.pdf\">Copker: Computing with Private Keys without RAM(NDSS2014)\u3002<\/a><\/p>\n<p>\u4f5c\u8005\u7b80\u4ecb<\/p>\n<p><a href=\"http:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2016\/04\/linjq-1.jpg\" rel=\"attachment wp-att-792\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-792\" src=\"http:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2016\/04\/linjq-1.jpg\" alt=\"linjq\" width=\"200\" height=\"246\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/04\/linjq-1.jpg 200w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/04\/linjq-1-122x150.jpg 122w\" sizes=\"auto, (max-width: 200px) 100vw, 200px\" \/><\/a><\/p>\n<p>\u6797\u749f\u9535\uff0c\u535a\u58eb\uff0c\u4e2d\u56fd\u79d1\u5b66\u9662\u4fe1\u606f\u5de5\u7a0b\u7814\u7a76\u6240\u526f\u7814\u7a76\u5458\u3002<span lang=\"EN-US\">2001<\/span>\u5e74\u6bd5\u4e1a\u4e8e\u4e2d\u56fd\u79d1\u5b66\u6280\u672f\u5927\u5b66\uff0c\u83b7\u5f97\u7535\u5b50\u4fe1\u606f\u5de5\u7a0b\u5b66\u58eb\u5b66\u4f4d\uff1b<span lang=\"EN-US\">2004<\/span>\u5e74\u548c<span lang=\"EN-US\">2009<\/span>\u5e74\u5728\u4e2d\u56fd\u79d1\u5b66\u9662\u7814\u7a76\u751f\u9662\u5206\u522b\u83b7\u5f97\u7855\u58eb\u5b66\u4f4d\uff08\u901a\u4fe1\u4e0e\u4fe1\u606f\u7cfb\u7edf\uff09\u548c\u535a\u58eb\u5b66\u4f4d\uff08\u4fe1\u606f\u5b89\u5168\uff09\u3002\u4e3b\u8981\u7814\u7a76\u9886\u57df\u662f\u7cfb\u7edf\u5b89\u5168\u548c\u5e94\u7528\u5bc6\u7801\u5b66\uff0c\u7814\u7a76\u6210\u679c\u53d1\u8868\u5728<span lang=\"EN-US\">IEEE S&amp;P<\/span>\u3001<span lang=\"EN-US\">NDSS<\/span>\u3001<span lang=\"EN-US\">ESORICS<\/span>\u3001<span lang=\"EN-US\">CHES<\/span>\u3001<span lang=\"EN-US\">SRDS<\/span>\u3001<span lang=\"EN-US\">ACNS<\/span>\u3001<span lang=\"EN-US\">ISC<\/span>\u3001<span lang=\"EN-US\">SecureComm<\/span>\u3001<span lang=\"EN-US\">ICICS<\/span>\u7b49\u56fd\u9645\u4f1a\u8bae\u548c<span lang=\"EN-US\">TKDE<\/span>\u3001<span lang=\"EN-US\">TIFS<\/span>\u7b49\u91cd\u8981\u671f\u520a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f5c\u8005\uff1a\u6797\u749f\u9535\uff08\u4e2d\u56fd\u79d1\u5b66\u9662\u4fe1\u606f\u5de5\u7a0b\u7814\u7a76\u6240\u526f\u7814\u7a76\u5458\uff09 \u51b7\u542f\u52a8\u653b\u51fb\uff08Cold-Boot Attack\uff09\u662f\u5f71&#8230; <a class=\"continue-reading-link\" href=\"http:\/\/202.112.238.40\/wp\/?p=794\"> 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-794","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\/794","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=794"}],"version-history":[{"count":1,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/794\/revisions"}],"predecessor-version":[{"id":795,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/794\/revisions\/795"}],"wp:attachment":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=794"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=794"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}