{"id":83370,"date":"2020-11-12T09:41:19","date_gmt":"2020-11-12T00:41:19","guid":{"rendered":"https:\/\/www.softantenna.com\/wp\/?p=83370"},"modified":"2020-11-12T09:41:19","modified_gmt":"2020-11-12T00:41:19","slug":"windows-10-microcode-update-for-platypus","status":"publish","type":"post","link":"https:\/\/softantenna.com\/blog\/windows-10-microcode-update-for-platypus\/","title":{"rendered":"Intel CPU\u306e\u6700\u65b0\u306e\u8106\u5f31\u6027\u300cPLATYPUS\u300d\u3092\u4fee\u6b63\u3059\u308bWindows 10\u306e\u30de\u30a4\u30af\u30ed\u30b3\u30fc\u30c9\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304c\u516c\u958b"},"content":{"rendered":"<p><img decoding=\"async\" style=\"display:block; margin-left:auto; margin-right:auto;\" src=\"https:\/\/softantenna.com\/blog\/wp-content\/uploads\/2020\/06\/security-protection-anti-virus-software-60504.jpeg\" alt=\"Security protection anti virus software 60504\" title=\"security-protection-anti-virus-software-60504.jpeg\" border=\"0\" width=\"1280\" height=\"853\" \/><\/p>\n<p>Microsoft\u304c\u3001\u6700\u8fd1\u767a\u898b\u3055\u308c\u305fIntel CPU\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u6b20\u9665\u306b\u5bfe\u51e6\u3059\u308b\u3001Windows 10\u7528\u306e\u30de\u30a4\u30af\u30ed\u30b3\u30fc\u30c9\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u516c\u958b\u3057\u3066\u3044\u307e\u3059(<a href=\"https:\/\/www.ghacks.net\/2020\/11\/11\/windows-10-microcode-updates-to-fix-new-intel-cpu-security-issues\/\">gHacks<\/a>)\u3002<\/p>\n<p>\u4eca\u56de\u767a\u898b\u3055\u308c\u305fIntel CPU\u306e\u8106\u5f31\u6027\u306f\u30b0\u30e9\u30fc\u30c4\u5927\u5b66\u304a\u3088\u3073\u30d0\u30fc\u30df\u30f3\u30ac\u30e0\u5927\u5b66\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7814\u7a76\u8005\u306b\u3088\u3063\u3066\u767a\u898b\u3055\u308c\u305f\u3082\u306e\u3067\u3001Power Leakage Attacks\u306e\u982d\u6587\u5b57\u3092\u3068\u308a\u300cPLATYPUS\u300d\u3068\u540d\u4ed8\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u7814\u7a76\u8005\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u6d88\u8cbb\u91cf\u3092\u77e5\u308b\u305f\u3081\u306b\u3001Intel\u306eRAPL\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3092\u4f7f\u7528\u3057\u3066\u4fdd\u8b77\u3055\u308c\u305f\u6697\u53f7\u9375\u5168\u4f53\u3092\u518d\u69cb\u7bc9\u3059\u308b\u3053\u3068\u306b\u6210\u529f\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<blockquote>\n<p>We demonstrate this by recovering AES keys from the side-channel resilient AES-NI implementation, as well as RSA keys from an Intel SGX enclave. In addition, we distinguish different Hamming weights of operands or memory loads, threatening constant-time implementations of cryptographic algorithms.<\/p>\n<p>\u30b5\u30a4\u30c9\u30c1\u30e3\u30cd\u30eb\u653b\u6483\u306b\u5bfe\u3057\u56de\u5fa9\u529b\u306e\u3042\u308bAES-NI\u5b9f\u88c5\u304b\u3089AES\u9375\u3092\u5fa9\u5143\u3057\u3001Intel SGX\u30a8\u30f3\u30af\u30ec\u30a4\u30d6\u304b\u3089RSA\u9375\u3092\u5fa9\u5143\u3059\u308b\u3053\u3068\u3067\u3053\u308c\u3092\u5b9f\u8a3c\u3057\u3066\u3044\u308b\u3002\u3055\u3089\u306b\u3001\u30aa\u30da\u30e9\u30f3\u30c9\u3084\u30e1\u30e2\u30ea\u8ca0\u8377\u306e\u7570\u306a\u308b\u30cf\u30df\u30f3\u30b0\u91cd\u307f\u3092\u533a\u5225\u3059\u308b\u3053\u3068\u3067\u3001\u6697\u53f7\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u4e00\u5b9a\u6642\u9593\u5b9f\u88c5\u3092\u8105\u304b\u3059\u3053\u3068\u304c\u3067\u304d\u308b\n<\/p><\/blockquote>\n<p>Windows 10\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u6bce\u306e\u30de\u30a4\u30af\u30ed\u30b3\u30fc\u30c9\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306f\u3001\u4ee5\u4e0b\u306e\u30ea\u30f3\u30af\u304b\u3089\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<ul>\n<li>Windows 10 Version 2004\/20H2: <a href=\"https:\/\/support.microsoft.com\/en-us\/help\/4589212\">KB4589212<\/a><\/li>\n<li>Windows 10 Version 1903\/1909: <a href=\"https:\/\/support.microsoft.com\/en-au\/help\/4589211\">KB4589211<\/a><\/li>\n<li>Windows 10 Version 1809: <a href=\"https:\/\/support.microsoft.com\/en-au\/help\/4589208\">KB4589208<\/a><\/li>\n<li>Windows 10 version 1803: <a href=\"https:\/\/support.microsoft.com\/en-au\/help\/4589206\">KB4589206<\/a><\/li>\n<li>Windows 10 version 1607: <a href=\"https:\/\/support.microsoft.com\/en-au\/help\/4589210\">KB4589210<\/a><\/li>\n<li>Windows 10 Version 1507: <a href=\"https:\/\/support.microsoft.com\/en-au\/help\/4589198\">KB4589198<\/a><\/li>\n<\/ul>\n<p>\u306a\u304a\u3001\u30de\u30a4\u30af\u30ed\u30b3\u30fc\u30c9\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304c\u9069\u7528\u3059\u308b\u5834\u5408\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30d7\u30ed\u30bb\u30c3\u30b5\u3068\u4e92\u63db\u6027\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u4e8b\u524d\u306b\u78ba\u8a8d\u3057\u3066\u304a\u304f\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u306e\u30d7\u30ed\u30bb\u30c3\u30b5\u306f\u3001\u300c\u8a2d\u5b9a > \u30b7\u30b9\u30c6\u30e0 > \u8a73\u7d30\u60c5\u5831 > \u30d7\u30ed\u30bb\u30c3\u30b5\u300d\u304b\u3089\u78ba\u8a8d\u53ef\u80fd\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microsoft\u304c\u3001\u6700\u8fd1\u767a\u898b\u3055\u308c\u305fIntel CPU\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u6b20\u9665\u306b\u5bfe\u51e6\u3059\u308b\u3001Windows 10\u7528\u306e\u30de\u30a4\u30af\u30ed\u30b3\u30fc\u30c9\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u516c\u958b\u3057\u3066\u3044\u307e\u3059(gHacks)\u3002 \u4eca\u56de\u767a\u898b\u3055\u308c\u305fIntel CPU\u306e\u8106\u5f31\u6027\u306f\u30b0\u30e9 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":83373,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[66],"tags":[3298,2701],"class_list":["post-83370","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-webservice","tag-windows","tag-windows10"],"_links":{"self":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/83370","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/comments?post=83370"}],"version-history":[{"count":0,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/83370\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media\/83373"}],"wp:attachment":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media?parent=83370"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/categories?post=83370"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/tags?post=83370"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}