{"id":119849,"date":"2018-09-20T08:53:40","date_gmt":"2018-09-20T00:53:40","guid":{"rendered":"https:\/\/lrxjmw.cn\/?p=119849"},"modified":"2018-09-07T09:54:39","modified_gmt":"2018-09-07T01:54:39","slug":"linux-kernel-nsa","status":"publish","type":"post","link":"https:\/\/lrxjmw.cn\/linux-kernel-nsa.html","title":{"rendered":"Linux kernel 4.20\u5c06\u5220\u9664NSA\u8bbe\u8ba1\u7684Speck\u7b97\u6cd5"},"content":{"rendered":"<p>Linux kernel\u662f\u5e95\u5c42\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u6700\u5e38\u89c1\u7684\u5185\u6838\u4e4b\u4e00\u3002\u5b83\u6700\u65b0\u53d1\u5e03\u7684\u7248\u672c\u662f4.18.5\uff0c\u6700\u65b0\u7684\u9884\u89c8\u7248\u672c\u662f4.19-rc2\u3002\u968f\u7740\u8fd9\u4e24\u4e2a\u7248\u672c\u7684\u66dd\u5149\uff0c\u6709\u6d88\u606f\u79f0\uff0c\u5728Linux kernel\u00a04.20\u7248\u672c\u4e2d\uff0c\u5f00\u53d1\u4eba\u5458\u5c06\u79fb\u9664\u4e4b\u524d\u5728\u5185\u6838\u4e2d\u4f7f\u7528\u7684\u7531NSA\u8bbe\u8ba1\u7684Speck\u5b89\u5168\u7b97\u6cd5\u3002\u6b64\u524d\uff0c\u56fd\u9645\u6807\u51c6\u5316\u7ec4\u7ec7\u5728\u4e00\u6b21\u4f1a\u8bae\u4e0a\u5426\u51b3\u4e86\u8be5\u7b97\u6cd5\u3002<\/p>\n<p>\u5728\u6784\u5efa\u66f4\u5927\u66f4\u597d\u7684\u8bbe\u5907\u65f6\uff0c\u7279\u522b\u662f\u90a3\u4e9b\u65e8\u5728\u6ee1\u8db3\u5355\u4e00\u5f15\u64ce\u76d6\u4e0b\u6240\u6709\u9700\u6c42\u7684\u8bbe\u5907\u65f6\uff0c\u8bbe\u5907\u5b89\u5168\u6027\u548c\u52a0\u5bc6\u6210\u4e3a\u6700\u91cd\u8981\u7684\u8981\u7d20\u3002\u5728\u64cd\u4f5c\u7cfb\u7edf\u73af\u5883\u4e2d\uff0c\u8fd9\u610f\u5473\u7740\u9700\u8981\u4f7f\u5185\u6838\u6838\u5fc3\u4e0d\u53ef\u7a7f\u900f\u5e76\u4e14\u4e0d\u80fd\u88ab\u7834\u574f\uff0c\u4ee5\u4fbf\u5728\u5185\u6838\u4e0a\u6784\u5efa\u7684\u6240\u6709\u5185\u5bb9\u4fdd\u6301\u5b89\u5168\u548c\u7a33\u5b9a\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-119851 size-full\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2018\/09\/18090618078740.jpg\" alt=\"\" width=\"800\" height=\"600\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2018\/09\/18090618078740.jpg 800w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2018\/09\/18090618078740-300x225.jpg 300w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2018\/09\/18090618078740-768x576.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\u4e3a\u6b64\uff0c\u867d\u7136\u5b89\u5168\u5206\u6790\u5e08\u957f\u671f\u4ee5\u6765\u5bf9NSA\u5f00\u53d1\u7684Simon\u548cSpeck\u52a0\u5bc6\u7b97\u6cd5\u4e00\u76f4\u6301\u4fdd\u7559\u6001\u5ea6\uff0c\u4f46Google\u9009\u62e9\u5728\u8be5\u516c\u53f8\u7684Android Go\u8bbe\u5907\u4e2d\u4f7f\u7528Speck\u3002\u8fd9\u4e9b\u8bbe\u5907\u6ca1\u6709AES\u52a0\u5bc6\uff0c\u8fd9\u5f80\u5f80\u4e0eARMv8\u82af\u7247\u4e00\u8d77\u63d0\u4f9b\u3002\u8be5\u8bbe\u5907\u9644\u5e26\u4e86ARMv7\u82af\u7247\uff0c\u8fd9\u610f\u5473\u7740\u7531\u4e8e\u7f3a\u5c11AES\u6307\u4ee4\u5b9a\u4e49\uff0c\u5b83\u9700\u8981\u53e6\u5916\u4e00\u5c42\u4fdd\u62a4\u3002\u8fd9\u79cd\u5b89\u5168\u673a\u5236\u6700\u521d\u662f\u5728\u7248\u672cLinux kernel 4.17\u4e2d\u7684Google\u4ea7\u54c1\u4e2d\u5f15\u5165\u7684\u3002<\/p>\n<p>Speck\u4e4b\u6240\u4ee5\u88ab\u8ba4\u4e3a\u662f\u4e00\u79cd\u4e0d\u53ef\u9760\u7684\u5b89\u5168\u7b97\u6cd5\uff0c\u662f\u56e0\u4e3a\u5b83\u6ca1\u6709\u5728ISO\u4e4b\u524d\u56de\u7b54\u7279\u5b9a\u7684\u8bbe\u8ba1\u548c\u7a0b\u5e8f\u76f8\u5173\u95ee\u9898\u3002\u9664\u6b64\u4e4b\u5916\uff0cNSA\u7f8e\u56fd\u56fd\u5bb6\u5b89\u5168\u5c40\u957f\u671f\u4ee5\u6765\u4e00\u76f4\u5728\u5f00\u53d1\u53ef\u63a7\u6216\u53ef\u7a7f\u900f\u7684\u5b89\u5168\u7b97\u6cd5\uff0cNSA\u53ef\u4ee5\u5229\u7528\u6216\u4f7f\u7528\u8fd9\u4e9b\u7b97\u6cd5\u6765\u4ece\u540e\u7aef\u63a5\u6536\u4fe1\u606f\u3002Speck\u6709\u671b\u4eceLinux kernel v4.20\u4e2d\u5220\u9664\u3002\u9884\u8ba1\u5b83\u5c06\u4fdd\u7559\u5728\u4ee5\u524d\u7684\u7248\u672c\u4e2d\uff0c\u5305\u62ecv4.17\u3001v4.18\u548cv4.19\u3002<\/p>\n<p>\u8c37\u6b4c\u957f\u671f\u4ee5\u6765\u4e00\u76f4\u4f7f\u7528XChaCha\u7b97\u6cd5\uff0c\u5c06\u5176\u4f5c\u4e3a\u4f4e\u7aef\u8bbe\u5907\u7684\u9ed8\u8ba4\u52a0\u5bc6\u6280\u672f\u3002\u5728\u672c\u5730\u8bbe\u5907\u4e0d\u652f\u6301AES\u52a0\u5bc6\u52a0\u901f\u5668\u7684\u60c5\u51b5\u4e0b\uff0c\u8c37\u6b4c\u8fd8\u5728Chrome\u6d4f\u89c8\u5668\u4e2d\u4f7f\u7528\u4e86ChaCha\u3002\u8fd9\u79cd\u5b89\u5168\u7b97\u6cd5\u88ab\u8ba4\u4e3a\u6bd4Speck\u66f4\u5feb\uff0c\u66f4\u5b89\u5168\uff0c\u66f4\u6709\u540d\u3002\u8fd9\u8ba9\u4eba\u60f3\u77e5\u9053\u4e3a\u4ec0\u4e48\u8c37\u6b4c\u5728\u5176\u6240\u6709\u4ea7\u54c1\u4e2d\u90fd\u6ca1\u6709\u91c7\u7528XChaCha\u7b97\u6cd5\u3002\u8c37\u6b4c\u73b0\u5728\u9884\u8ba1\u5c06\u4f7f\u7528XChaCha\u7b97\u6cd5\u5e76\u5c06\u5176\u5e94\u7528\u5230\u81ea\u5df1\u7684HPolyC\u5f00\u53d1\u4e2d\u3002<\/p>\n<blockquote>\n<p style=\"text-align: left; color: #88a6a4;\">\u539f\u6587\u6765\u81ea\uff1a<a href=\"https:\/\/www.linuxidc.com\/Linux\/2018-09\/153922.htm\" target=\"_blank\" rel=\"noopener\">https:\/\/www.linuxidc.com\/Linux\/2018-09\/153922.htm<\/a><\/p>\n<p style=\"text-align: left; color: #88a6a4;\">\u672c\u6587\u5730\u5740\uff1a<a href=\"https:\/\/lrxjmw.cn\/linux-kernel-nsa.html\" target=\"_blank\" rel=\"noopener\">https:\/\/lrxjmw.cn\/linux-kernel-nsa.html<\/a><span style=\"float: right;\">\u7f16\u8f91\u5458\uff1a\u90ed\u5efa\u9e4f\uff0c\u5ba1\u6838\u5458\uff1a\u9004\u589e\u5b9d<\/span><\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>Linux kernel\u662f\u5e95\u5c42\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u6700\u5e38\u89c1\u7684\u5185\u6838\u4e4b\u4e00\u3002\u5b83\u6700\u65b0\u53d1\u5e03\u7684\u7248\u672c\u662f4.18.5\uff0c\u6700\u65b0\u7684\u9884\u89c8\u7248\u672c\u662f4. [&hellip;]<\/p>\n","protected":false},"author":323,"featured_media":76320,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-119849","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/119849","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/users\/323"}],"replies":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/comments?post=119849"}],"version-history":[{"count":3,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/119849\/revisions"}],"predecessor-version":[{"id":119878,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/119849\/revisions\/119878"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media\/76320"}],"wp:attachment":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media?parent=119849"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/categories?post=119849"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/tags?post=119849"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}