{"id":1506,"date":"2016-11-22T02:27:46","date_gmt":"2016-11-22T02:27:46","guid":{"rendered":"https:\/\/www.inforsec.org\/wp\/?p=1506"},"modified":"2016-11-22T02:56:24","modified_gmt":"2016-11-22T02:56:24","slug":"%e5%b8%a6%e4%bd%a0%e8%b5%b0%e8%bf%9b%e7%bb%b4%e4%b9%9f%e7%ba%b3%e7%89%88%e7%9a%84ccs2016%ef%bc%88%e7%8e%b0%e5%9c%ba%e6%8a%a5%e5%91%8a%e7%82%b9%e8%af%84%e5%9b%9b%ef%bc%89","status":"publish","type":"post","link":"http:\/\/202.112.238.40\/wp\/?p=1506","title":{"rendered":"\u5e26\u4f60\u8d70\u8fdb\u7ef4\u4e5f\u7eb3\u7248\u7684CCS2016\uff08\u73b0\u573a\u62a5\u544a\u70b9\u8bc4\u56db\uff09"},"content":{"rendered":"<h4 style=\"text-align: right;\">\u6587\/\u5b59\u8317\u73c5 \u9999\u6e2f\u4e2d\u6587\u5927\u5b66<\/h4>\n<h2><strong><b>October 26: Main Conference<\/b><\/strong><\/h2>\n<p>\u4eca\u5929\u53c2\u52a0\u7684 session \u6bd4\u8f83\u6742\uff0c\u6211\u4e3b\u8981\u53c2\u52a0\u4e86 keynote, web\/mobile security session, protection across execution session, attack and defense session, phone security session, panel discussion \u8fd8\u6709\u665a\u4e0a\u7684\u7ef4\u4e5f\u7eb3\u4f20\u7edf\u7f8e\u98df\u3002<\/p>\n<p><!--more--><\/p>\n<h3><strong><b>Keynote: Is it practical to build a truly distributed payment system? &#8211; Ross Anderson<\/b><\/strong><\/h3>\n<p>Ross \u4e3b\u8981\u4ecb\u7ecd\u4e86\u4ed6\u5728\u53d1\u5c55\u4e2d\u56fd\u5bb6\u8bd5\u9a8c\u7684\u4e00\u79cd distributed payment \u7cfb\u7edf\uff0c\u5229\u7528\u4e86\u7b80\u5355\u7684\u5bc6\u7801\u5b66\u77e5\u8bc6\uff0c\u4f7f\u7528\u4e00\u4e2a\u624b\u673a\u548c\u77ed\u4fe1\u9a8c\u8bc1\u7801\uff0c\u5b8c\u6210\u4e86\u4ea4\u6613\u3002\u52a0\u5bc6\u65b9\u5f0f\u5f88\u7b80\u5355\uff1a<\/p>\n<p>The crypto is simple enough: a challenge is copied from the payee\u2019s phone to the payer\u2019s, and an authorisation code is then copied back to the payee.<\/p>\n<p>\u4ed6\u7684\u9879\u76ee\u5f97\u5230\u4e86 Gates Foundation \u7684\u8d44\u52a9\uff0c\u5728\u4e00\u4e9b\u8d2b\u7a77\u56fd\u5bb6\u5c1d\u8bd5\u4f7f\u7528\uff0c\u6548\u679c\u975e\u5e38\u4e0d\u9519\u3002Ross \u7684\u7814\u7a76\u771f\u7684\u6539\u53d8\u4e86\u4e00\u4e2a\u6751\u5b50\u91cc\u7684\u652f\u4ed8\u65b9\u5f0f\uff0c\u8fd9\u5c31\u662f\u79d1\u7814\u7684\u5f71\u54cd\u529b\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1507\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72471-3.png\" alt=\"%e5%9b%be%e7%89%871\" width=\"531\" height=\"364\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72471-3.png 531w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72471-3-300x206.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72471-3-219x150.png 219w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72471-3-150x103.png 150w\" sizes=\"auto, (max-width: 531px) 100vw, 531px\" \/><\/p>\n<p>\u89c6\u9891\u8fde\u63a5\uff1a<a href=\"https:\/\/www.youtube.com\/watch?v=IbfG_KSlTD4\">https:\/\/www.youtube.com\/watch?v=IbfG_KSlTD4<\/a><\/p>\n<h3><strong><b>Technical Sessions<\/b><\/strong><\/h3>\n<h4><strong><b>Measurement and Analysis of Private Key Sharing in the HTTPS Ecosystem<\/b><\/strong><\/h4>\n<p>Frank Canglialosi (University of Maryland), Taejoong Chung, David Choffnes (Northeastern University), Dave Levin (University of Maryland), Bruce M. Maggs (Duke University), Alan Mislove and Christo Wilson (Northeastern University)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1508\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72472-2.png\" alt=\"%e5%9b%be%e7%89%872\" width=\"600\" height=\"450\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72472-2.png 600w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72472-2-300x225.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72472-2-200x150.png 200w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72472-2-150x113.png 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4ecb\u7ecd\u4e86\u5728 CDN \u4e2d HTTPS \u4f7f\u7528\u60c5\u51b5\u7684 measurement study\u3002\u5f53\u4eca\uff0c\u5927\u90e8\u5206\u70ed\u95e8\u7684\u7f51\u7ad9\u90fd\u6709\u5728\u7b2c\u4e09\u65b9\u7684 CDN \u4e0a\u6709\u90e8\u7f72\u3002\u6bd4\u5982\u8bf4 CloudFlare \u5c31\u63d0\u4f9b\u514d\u8d39\u7684 CDN \u670d\u52a1\uff0c\u6211\u7684\u4e3b\u9875\u5c31\u7528\u4e86 CloudFlare \u7684\u670d\u52a1\u3002\u4f60\u628a DNS \u89e3\u6790\u670d\u52a1\u653e\u5728 CloudFlare \u4e0a\uff0c\u4e00\u4e2a request \u5c31\u6709\u9996\u5148\u5230\u8fbe\u67d0\u4e2a CDN \u670d\u52a1\u5668\u3002CloudFlare \u4e5f\u63d0\u4f9b\u4e86 HTTPS \u94fe\u63a5\u670d\u52a1\uff0c\u5982\u679c\u4f60\u4f7f\u7528\u4e86\uff0c\u90a3\u4e48\u6240\u6709\u7684 HTTPS \u8bbf\u95ee\u5c31\u4f1a\u4f7f\u7528 CloudFlare \u7684\u8bc1\u4e66\uff0c\u800c\u4e0d\u662f\u7f51\u7ad9\u672c\u8eab\u7684\u8bc1\u4e66\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1509\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72473-3.png\" alt=\"%e5%9b%be%e7%89%873\" width=\"604\" height=\"416\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72473-3.png 604w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72473-3-300x207.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72473-3-218x150.png 218w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72473-3-150x103.png 150w\" sizes=\"auto, (max-width: 604px) 100vw, 604px\" \/><\/p>\n<p><em><i>measurement-and-analysis-1<\/i><\/em><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1510\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72474-2.png\" alt=\"%e5%9b%be%e7%89%874\" width=\"600\" height=\"450\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72474-2.png 600w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72474-2-300x225.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72474-2-200x150.png 200w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72474-2-150x113.png 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u6240\u4ee5\uff0c\u5728 HTTPS \u4f20\u8f93\u4e2d\uff0c\u4f7f\u7528\u7684 key \u5219\u6765\u81ea\u4e8e CDN \u670d\u52a1\u3002\u5982\u679c\u67d0\u4e2a CDN \u670d\u52a1\u51fa\u73b0\u6f0f\u6d1e\uff0c\u6cc4\u6f0f\u4e86 key\uff0c\u90a3\u4e48\u6240\u6709\u4f7f\u7528\u8fd9\u4e2a CDN \u7684\u7f51\u7ad9\u53ef\u80fd\u90fd\u4f1a\u6536\u5230\u5f71\u54cd\u3002<\/p>\n<p>\u4f5c\u8005\u9996\u5148\u901a\u8fc7 WHOIS \u91cc\u7684\u4fe1\u606f\u533a\u5206\u4e86\u6bcf\u4e2a\u7f51\u7ad9\u7684\u62e5\u6709\u8005\uff0c\u7136\u540e\u5229\u7528<a href=\"https:\/\/securepki.org\">\u6536\u96c6\u7684\u6570\u636e<\/a>\u56de\u7b54\u4e86\u4ee5\u4e0b\u51e0\u4e2a\u95ee\u9898\uff0c\uff08\u53ef\u4ee5\u5728\u8bba\u6587\u4e2d\u627e\u5230\u5bf9\u5e94\u7684\u7b54\u6848\uff09\uff1a<\/p>\n<ul>\n<li>How many organizatins share keys?<\/li>\n<li>How may keys do providers have?<\/li>\n<li>How are SAN lists used?<\/li>\n<\/ul>\n<p>\u4e4b\u540e\uff0c\u6587\u7ae0\u53c8\u7814\u7a76\u4e86 certificate management \u7684\u95ee\u9898\uff0c\u6211\u6700\u611f\u5174\u8da3\u7684\u662f\u5173\u4e8e Heartbleed \u6f0f\u6d1e\u4e4b\u540e\u7684\u8bc1\u4e66\u7ba1\u7406\u60c5\u51b5\uff0c\u6587\u7ae0\u4e3b\u8981\u6709\u4e24\u5f20\u56fe\u6982\u62ec\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1511\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72475-2.png\" alt=\"%e5%9b%be%e7%89%875\" width=\"600\" height=\"139\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72475-2.png 600w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72475-2-300x70.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72475-2-250x58.png 250w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72475-2-150x35.png 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><em><i>measurement-and-analysis-2<\/i><\/em><\/p>\n<p>\u5de6\u8fb9\u7684\u662f\u5728 Heartbleed \u6f0f\u6d1e\u516c\u5f00\u4e4b\u540e\u8bc1\u4e66\u6ca1\u80cc\u64a4\u9500\u7684\u6bd4\u4f8b\uff0c\u53f3\u9762\u662f\u6ca1\u6709 reissue \u7684\u8bc1\u4e66\u7684\u6bd4\u4f8b\u3002\u53ef\u4ee5\u5f97\u51fa\u4e00\u4e2a\u7ed3\u8bba\u662f\uff0c<strong><b>outsourced \u7684\u8bc1\u4e66\uff08\u4e5f\u5c31\u662f CDN \u63d0\u4f9b\u7684\u8bc1\u4e66\uff09\u5728\u6f0f\u6d1e\u521a\u51fa\u65f6\uff0c\u53cd\u5e94\u6162\u4e8e\u81ea\u5df1\u7ba1\u7406\u7684\u7f51\u7ad9\u7684\u8bc1\u4e66\u3002\u800c\u4e00\u6bb5\u65f6\u95f4\u4e4b\u540e\uff08\u4e00\u5468\u540e\uff09\uff0c\u56e0\u4e3a outsourced \u80fd\u591f\u7ba1\u7406\u5927\u91cf\u7f51\u7ad9\u7684\u8bc1\u4e66\uff0c\u6240\u4ee5\u80fd\u591f\u7edf\u4e00\u64a4\u9500\u3001\u91cd\u65b0\u53d1\u653e\u8bc1\u4e66<\/b><\/strong>\u3002<\/p>\n<h4><strong><b>\u00a0Build It, Break It, Fix It: Contesting Secure Development<\/b><\/strong><\/h4>\n<p>Andrew Ruef, Michael Hicks, James Parker, Dave Levin, Michelle L. Mazurek (University of Maryland) and Piotr Mardziel (Carnegie Mellon University)<\/p>\n<p>\u8fd9\u4e2a talk \u5e76\u4e0d\u662f\u8bb2\u79d1\u7814\u7684\uff0c\u800c\u662f\u4e3b\u8981\u4ecb\u7ecd\u4e86\u4f5c\u8005\u7ec4\u7ec7\u7684\u4e00\u79cd\u5b89\u5168\u7f16\u7a0b\u7684\u6bd4\u8d5b\uff0c\u4e0d\u540c\u4e8e\u4f20\u7edf\u7684 CTF, CGC\uff0c\u8fd9\u4e2a\u6bd4\u8d5b\u4e3b\u8981\u9762\u5411\u521a\u521a\u63a5\u89e6\u5b89\u5168\u7684\u5b66\u751f\u3002\u6bd4\u8d5b\u5305\u62ec\u4e09\u4e2a\u9636\u6bb5\uff1abuild, break, fix\uff0c\u6a21\u62df\u4e86\u771f\u5b9e\u4e16\u754c\u5f53\u4e2d\u7684\u5b89\u5168\u7f16\u7a0b\u7684\u60c5\u51b5\u3002\u6240\u4ee5\u8fd9\u4e2a\u6bd4\u8d5b\u8003\u5bdf\u4e861. \u5982\u4f55\u5199\u51fa\u5b89\u5168\u53ef\u9760\u7684\u4ee3\u7801\uff0c2. \u5982\u4f55\u627e\u5230\u8f6f\u4ef6\u7684\u6f0f\u6d1e\u5e76\u4e14\u52a0\u4ee5\u5229\u7528\uff0c\u6700\u540e3. \u5982\u4f55\u4fee\u590d\u6709\u6f0f\u6d1e\u7684\u4ee3\u7801\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1512\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72476-2.png\" alt=\"%e5%9b%be%e7%89%876\" width=\"600\" height=\"474\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72476-2.png 600w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72476-2-300x237.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72476-2-190x150.png 190w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72476-2-150x119.png 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u4f5c\u8005\u5728\u8bba\u6587\u4e2d\u5206\u6790\u4e86 2014 \u5e74\u7684\u6bd4\u8d5b\u7684\u4e00\u4e9b\u4fe1\u606f\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1513\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72477-2.png\" alt=\"%e5%9b%be%e7%89%877\" width=\"600\" height=\"377\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72477-2.png 600w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72477-2-300x189.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72477-2-239x150.png 239w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72477-2-150x94.png 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><em><i>build-it-break-it<\/i><\/em><\/p>\n<p>\u56fe\u8868\u4e2d\u6700\u4e0b\u9762\u7684\u56fe\u5f88\u6709\u610f\u601d\u3002\u6bd4\u8d5b\u5728 build \u9636\u6bb5\u4f1a\u8003\u8651 testcases \u548c performance \u7684\u5206\u6570\uff0c\u5728 break \u9636\u6bb5\u8003\u8651 bugs \u548c vulnerability \u7684\u5206\u6570\uff0c\u5728 fix \u9636\u6bb5\u8003\u8651 fix \u540e\u7684\u7ed3\u679c\u3002\u51e0\u4e4e\u6240\u6709\u7684\u961f\u4f0d\u5728 break \u9636\u6bb5\u90fd\u4f1a\u6709\u51cf\u5206\uff0c\u4f46\u662f\u6709\u4e9b\u961f\u4f0d\u5728 fix \u9636\u6bb5\u5c31\u4fee\u8865\u4e86\u6f0f\u6d1e\u3002<\/p>\n<p>\u5bf9\u4e8e\u8fd9\u4e2a build, break, fix \u7684\u6bd4\u8d5b\uff0c\u6211\u611f\u89c9\u66f4\u50cf\u662f\u7efc\u5408\u4e86\u7f16\u7a0b\u80fd\u529b\uff0c\u7b97\u6cd5\u80fd\u529b\uff0c\u548c\u5b89\u5168\u80fd\u529b\u7684\u6bd4\u8d5b\u3002\u6bd4\u8d5b\u8fd8\u6709\u5956\u91d1\uff0c\u611f\u5174\u8da3\u7684\u540c\u5b66\u53ef\u4ee5\u5173\u6ce8\u4e00\u4e0b\u660e\u5e74\u7684\u6bd4\u8d5b\u3002<\/p>\n<p>\u6bd4\u8d5b\u7f51\u5740\uff1ahttps:\/\/builditbreakit.org<\/p>\n<h4><strong><b>\u00a0SandScout: Automatic Detection of Flaws in iOS Sandbox Profiles<\/b><\/strong><\/h4>\n<p>Luke Deshotels (North Carolina State University), Razvan Deaconescu, Mihai Chiroiu (University POLITEHNICA of Bucharest), Lucas Davi (TU Darmstadt), William Enck (North Carolina State University) and Ahmad-Reza Sadeghi (TU Darmstadt)<\/p>\n<p>\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u7814\u7a76\u4e86 iOS \u7684 sandbox \u673a\u5236\uff0c\u4e3b\u8981\u662f\u7531 container profile \u63a7\u5236\u3002iOS sandbox \u662f\u4e00\u79cd mandatory access control policy\uff0c\u4f7f\u7528\u4e86 Trusted BSD MAC framework: <a href=\"http:\/\/www.trustedbsd.org\/mac.html\">http:\/\/www.trustedbsd.org\/mac.html<\/a>. \u5b83\u53ef\u4ee5\u4e3a\u4e0d\u540c\u7684 sandbox \u8bbe\u7f6e\u4e0d\u540c\u7684 \u201cprofile\u201d\u3002\u901a\u8fc7\u4f7f\u7528\u4e00\u79cd SBPL (SandBox Profile Language) \u7684\u8bed\u8a00\uff0c\u53ef\u4ee5\u5728 Profile \u91cc\u9762\u53ef\u4ee5\u5b9a\u4e49 system call \u7684\u4f7f\u7528\u6743\u9650\u3002<\/p>\n<p>\u4e0b\u56fe\u7684\u8fd9\u4e2a\u4f8b\u5b50\u5c31\u8868\u793a\u4e86 mobilesafaris \u548c safarifetcherd \u53ef\u4ee5\u8bbf\u95ee \/Media\/Safari \u76ee\u5f55\u4e0b\u7684\u6240\u6709\u6587\u4ef6\uff0c\u9664\u4e86 secret.txt.\u9700\u8981\u6ce8\u610f\u7684\u662f\u82f9\u679c\u5e76\u6ca1\u6709\u516c\u5f00\u6700\u65b0\u7684 SBPL \u8bed\u6cd5\u6587\u6863\uff0cprofile \u4e5f\u662f\u7f16\u8bd1\u4e4b\u540e\u4e8c\u8fdb\u5236\u6587\u4ef6\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1514\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72478-2.png\" alt=\"%e5%9b%be%e7%89%878\" width=\"600\" height=\"272\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72478-2.png 600w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72478-2-300x136.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72478-2-250x113.png 250w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72478-2-150x68.png 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><em><i>sandscout-0<\/i><\/em><\/p>\n<p>\u8fd9\u7bc7\u6587\u7ae0\u8981\u89e3\u51b3\u4e09\u4e2a\u95ee\u9898\uff0c\u53cd\u7f16\u8bd1 profile \u6587\u6863\uff0cmodel sandbox policy\uff0c\u81ea\u52a8\u5316\u53d1\u73b0\u6f0f\u6d1e\u3002\u6b63\u662f\u56e0\u4e3a SBPL \u7684\u590d\u6742\uff0c\u5b9a\u4e49\u7a0d\u6709\u4e0d\u614e\uff0c\u5c31\u4f1a\u51fa\u73b0\u903b\u8f91\u4e0a\u6f0f\u6d1e\u3002\u6cbf\u7740\u8fd9\u4e2a\u601d\u8def\uff0c\u4f5c\u8005\u628a graph-based SBPL \u8f6c\u5316\u6210 Prolog \u7684\u903b\u8f91\u5b9a\u4e49\u3002profile \u53d8\u4e3a Prolog \u540e\uff0c\u5c31\u53ef\u4ee5\u7528\u4e00\u4e9b policy quiery \u6765\u68c0\u67e5 profile \u662f\u5426\u5b58\u5728\u6f0f\u6d1e\u3002<\/p>\n<p>\u901a\u8fc7\u8fd9\u79cd\u65b9\u6cd5\uff0c\u4f5c\u8005\u53d1\u73b0\u4e86\u4e03\u7c7b\u6f0f\u6d1e\uff0c\u5e76\u4e14\u901a\u77e5\u4e86 Apple\uff0c\u5927\u90e8\u5206\u6f0f\u6d1e\u90fd\u80fd\u4fee\u6539 profile \u89e3\u51b3\u3002\u4e0b\u56fe\u8fd9\u4e2a\u4f8b\u5b50\u662f iTunes \u7684\u9690\u79c1\u6cc4\u9732\u6f0f\u6d1e\uff0c\u4e3b\u8981\u539f\u56e0\u662f \/private\/var\/mobile\/Medi- a\/iTunes_Control\/iTunes \u76ee\u5f55\u53ef\u4ee5\u88ab\u4efb\u4f55\u7b2c\u4e09\u65b9 app \u8bbf\u95ee\uff0c\u800c\u76ee\u5f55\u4e0b\u9762\u5305\u542b\u4e00\u4e9b\u9690\u79c1\u6570\u636e\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1515\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72479-2.png\" alt=\"%e5%9b%be%e7%89%879\" width=\"600\" height=\"450\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72479-2.png 600w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72479-2-300x225.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72479-2-200x150.png 200w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u72479-2-150x113.png 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><em><i>sandscout-1<\/i><\/em><\/p>\n<p>iOS \u7684\u5b89\u5168\u95ee\u9898\u5386\u6765\u90fd\u662f &#8220;under the hood&#8221;\uff0c\u8fd9\u6b21\u7684 profile \u673a\u5236\u4ee5\u524d\u786e\u5b9e\u6ca1\u4eba\u7814\u7a76\u8fc7\uff0c\u4f46\u662f\u60f3\u4e00\u60f3 SELinux\/SEAndroid \u4e0d\u662f\u4e5f\u662f MAC \u4e48\uff1f\u540c\u6837\u7684\u95ee\u9898\uff0c\u5728 iOS \u4e0a\u4e00\u6837\u5b58\u5728\uff0c\u5c31\u662f\u9700\u8981\u6df1\u5165\u6316\u6398\u3002<\/p>\n<h4><strong><b>The \u201cWeb\/Local\u201d Boundary Is Fuzzy: A Security Study of Chrome\u2019s Process-based Sandboxing<\/b><\/strong><\/h4>\n<p>Yaoqi Jia, Zheng Leong Chua, Hong Hu (National University of Singapore), Shuo Chen (Microsoft Research), Prateek Saxena and Zhenkai Liang (National University of Singapore)<\/p>\n<p>\u8fd9\u7bc7\u6587\u7ae0\u8ba8\u8bba\u4e86\u5728\u73b0\u5728\u7684\u6d4f\u89c8\u5668\u4e2d web \u548c local \u7684 boundary \u5f00\u59cb\u6a21\u7cca\uff0c\u56e0\u6b64\u9020\u6210\u7684\u5b89\u5168\u95ee\u9898\u3002\u4e0b\u56fe\u5de6\u8fb9\u63cf\u8ff0\u4e86\u4f20\u7edf\u7684 process-based \u6d4f\u89c8\u5668\u6a21\u5f0f\uff0c\u5728\u8fd9\u79cd\u6846\u67b6\u4e0b web\/local boundary \u975e\u5e38\u6e05\u6670\u3002\u6700\u8fd1\u51fa\u73b0\u7684 cloud service \uff08\u6bd4\u5982\u8bf4 Dropbox\uff09 \u5f15\u5165\u4e86 cloud app\uff0c client app\uff0c\u4f7f\u5f97 web\/local boundary \u4e0d\u662f\u552f\u4e00\u7684\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1516\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u724710-2.png\" alt=\"%e5%9b%be%e7%89%8710\" width=\"600\" height=\"395\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u724710-2.png 600w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u724710-2-300x198.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u724710-2-228x150.png 228w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u724710-2-150x99.png 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><em><i>the-web-local-boundary<\/i><\/em><\/p>\n<p>\u6587\u4e2d\u4ecb\u7ecd\u4e86\u4e09\u79cd\u53ef\u80fd\u5f15\u8d77\u7684\u95ee\u9898\uff1a<\/p>\n<ul>\n<li>accessing files on the local system<\/li>\n<li>interacting with the local system<\/li>\n<li>misusing system sensors<\/li>\n<\/ul>\n<p>\u5229\u7528\u65b9\u6cd5\u662f\u5047\u8bbe\u901a\u8fc7 rederer \u7684 memory corruption exploit \u4fee\u6539 SOP enforcement\uff0c\u4f7f a.com \u53ef\u4ee5\u52a0\u8f7d b.com \u5230 iframe \u91cc\u3002\u90a3\u4e48\u5c31\u80fd\u901a\u8fc7 iframe \u4e0e cloud service \u901a\u4fe1\uff0c\u8fdb\u800c\u4fee\u6539 local file system\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1517\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u724711-2.png\" alt=\"%e5%9b%be%e7%89%8711\" width=\"600\" height=\"369\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u724711-2.png 600w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u724711-2-300x185.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u724711-2-244x150.png 244w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2016\/11\/\u56fe\u724711-2-150x92.png 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><em><i>the-web-local-boundary-2<\/i><\/em><\/p>\n<p>Yaoqi \u4e3e\u4e86\u4e2a\u4f8b\u5b50\uff0c\u5728 iframe \u91cc\u663e\u793a DropBox share file \u7684\u6309\u94ae\uff0c\u5c31\u80fd\u7ed5\u8fc7\u4ee5\u524d\u7684 web\/local boundary \u76f4\u63a5\u901a\u8fc7 DropBox \u83b7\u5f97\uff0f\u4fee\u6539\u6587\u4ef6\u3002<\/p>\n<p>\u56e0\u4e3a\u4ece memory corruption exploit \u5230 bypass SOP \u8fd8\u6709\u5f88\u591a\u5de5\u4f5c\u8981\u505a\uff0c\u4f5c\u8005\u8fd8\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u5982\u4f55\u7ed5\u8fc7 Chrome \u7684 memory protection (ASLR, CFI)\u3002<\/p>\n<p>\u4e0b\u9762\u662f POC \u7684\u4ee3\u7801\uff0c\u4ee5\u53ca\u89c6\u9891\u3002<\/p>\n<ul>\n<li>POC: https:\/\/github.com\/jiayaoqijia\/Web-Local-Attacks<\/li>\n<li>DEMO: <a href=\"https:\/\/youtu.be\/fIHaiQ4btok\">https:\/\/youtu.be\/fIHaiQ4btok<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\/\u5b59\u8317\u73c5 \u9999\u6e2f\u4e2d\u6587\u5927\u5b66 October 26: Main Conference \u4eca\u5929\u53c2\u52a0\u7684 ses&#8230; <a class=\"continue-reading-link\" href=\"http:\/\/202.112.238.40\/wp\/?p=1506\"> Continue reading <span class=\"meta-nav\">&rarr; <\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-1506","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\/1506","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\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1506"}],"version-history":[{"count":4,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/1506\/revisions"}],"predecessor-version":[{"id":1530,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/1506\/revisions\/1530"}],"wp:attachment":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1506"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1506"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1506"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}