{"id":559,"date":"2024-03-14T17:21:51","date_gmt":"2024-03-14T09:21:51","guid":{"rendered":"http:\/\/www.ccwifi.cc\/blogs\/?p=559"},"modified":"2024-03-14T17:21:51","modified_gmt":"2024-03-14T09:21:51","slug":"%e5%a6%82%e4%bd%95%e7%a0%b4%e8%a7%a3ubuntu%e7%a3%81%e7%9b%98%e5%8a%a0%e5%af%86%e5%92%8c%e7%94%a8%e6%88%b7%e5%af%86%e7%a0%81","status":"publish","type":"post","link":"https:\/\/www.ccwifi.cc\/blogs\/2024\/03\/14\/%e5%a6%82%e4%bd%95%e7%a0%b4%e8%a7%a3ubuntu%e7%a3%81%e7%9b%98%e5%8a%a0%e5%af%86%e5%92%8c%e7%94%a8%e6%88%b7%e5%af%86%e7%a0%81\/","title":{"rendered":"\u5982\u4f55\u7834\u89e3Ubuntu\u78c1\u76d8\u52a0\u5bc6\u548c\u7528\u6237\u5bc6\u7801?"},"content":{"rendered":"<div>\n<p>\u5728\u7ebfwifi\u8dd1\u5305 \u91d1\u521a\u5305\u8dd1\u5305 cap\u8dd1\u5305 hccapx ewsa\u5728\u7ebf \u5c31\u6765 <strong><a href=\"https:\/\/ccwifi.cc\" target=\"_blank\" rel=\"noopener\">\u63e1\u624b\u5305\u8dd1\u5305<\/a><\/strong><\/p>\n<p>\u5404\u4f4d\u597d \u53c8\u89c1\u9762\u4e86 \u6211\u662f\u66f9\u64cd \u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u7bc7\u65b0\u7684\u6559\u7a0b<\/p>\n<p>\u5e0c\u671b\u5404\u4f4d\u7ec6\u5fc3\u5b66\u4e60 \u4f4e\u8c03\u7528\u7f51<\/p>\n<\/div>\n<p><img decoding=\"async\" src=\"http:\/\/www.ccwifi.cc\/blogs\/wp-content\/uploads\/2024\/03\/1710408109179_0.jpg\" alt=\"hashcat\u600e\u4e48\u89e3\u538b\u7f29\u5305\u5bc6\u7801\"><\/p>\n<p>\u5728Positive Hack Days V\u8bba\u575b\u4e0a\uff0c\u6211\u5feb\u901f\u5c55\u793a\u4e86eCryptfs\u548c\u5bc6\u7801\u7834\u89e3\u7684\u8fc7\u7a0b\u3002\u6211\u5728\u4f7f\u7528\u4e86Ubuntu\u7684\u52a0\u5bc6home\u76ee\u5f55\u529f\u80fd\u540e\u840c\u751f\u4e86\u89e3\u5bc6\u7684\u60f3\u6cd5\uff0c\u52a0\u5bc6\u76ee\u5f55\u7684\u529f\u80fd\u53ef\u4ee5\u5728\u5b89\u88c5Ubuntu\u7684\u65f6\u5019\u5f00\u542f\uff0c\u4e5f\u53ef\u4ee5\u4e4b\u540e\u518d\u5f00\u542f\u3002  <\/p>\n<p><img decoding=\"async\" src=\"http:\/\/www.ccwifi.cc\/blogs\/wp-content\/uploads\/2024\/03\/1710408109179_1.jpg\" alt=\"hashcat\u600e\u4e48\u89e3\u538b\u7f29\u5305\u5bc6\u7801\"><\/p>\n<p>\u5982\u679c\u4f60\u6253\u5f00\u4e86\u4e0a\u56fe\u4e2d\u7684\u8fd9\u4e00\u9009\u9879\uff0c\u5bf9\u7528\u6237\u6765\u8bf4\u5176\u5b9e\u53d8\u5316\u4e0d\u5927\uff0c\u5c31\u662fhome\u76ee\u5f55\u88ab\u52a0\u5bc6\u4e86\u3002\u6211\u5bf9\u5176\u4e2d\u7684\u539f\u7406\u5f88\u611f\u5174\u8da3\uff0c\u56e0\u4e3aUbuntu\u4ece\u6ca1\u95ee\u6211\u8981\u8fc7\u89e3\u5bc6\u5bc6\u94a5\u3002\u6211\u53d1\u73b0eCryptfs\u8fd9\u4e2a\u5de5\u5177\u662f\u5728GNU\/Linux\u5185\u6838\u4e2d\u7684\uff0c\u800cecryptfs-utils\u5c31\u662f\u88abUbuntu\u7528\u6765\u52a0\u5bc6home\u76ee\u5f55\u7684\u3002  \u52a0\u5bc6\u8fc7\u7a0b  \u5728\u9605\u8bfb\u4e86\u4ee3\u7801\u4e4b\u540e\uff0c\u57fa\u672c\u4e86\u89e3\u4e86\u52a0\u5bc6\u7684\u8fc7\u7a0b\u3002\u9996\u5148Ubuntu\u4f1a\u751f\u6210\u4e00\u4e2a16\u5b57\u8282\u7684\u968f\u673a\u5bc6\u7801(passphrase)\u3002Ubuntu\u4f1a\u7528\u8fd9\u4e2a\u5bc6\u7801\u548cAES-128\u5bf9\u6587\u4ef6\u5939\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u52a0\u5bc6\u89e3\u5bc6\u3002  \/home\/.ecrpytfs\/$USER\/.ecrpytfs\/wrapped-passphrase  \u5bf9\u5bc6\u7801\u8fdb\u884c\u52a0\u5bc6\u7684\u8fc7\u7a0b\u53eb\u505a\u5bc6\u7801\u5305\u88c5(key wrapping)\u3002\u8981\u8fdb\u884c\u5bc6\u7801\u5305\u88c5\uff0cUbuntu\u4f1a\u7528\u4e00\u4e2a8\u5b57\u8282\u7684salt\u548c\u5bc6\u7801\u7ed3\u5408\uff0c\u7136\u540e\u7528SHA-512\u8ba1\u7b97\u54c8\u5e0c\u503c\uff0c\u8fd9\u4e00\u8fc7\u7a0b\u4f1a\u53cd\u590d65535\u6b21\uff0c\u5982\u4e0b\u56fe\uff1a  <\/p>\n<p><img decoding=\"async\" src=\"http:\/\/www.ccwifi.cc\/blogs\/wp-content\/uploads\/2024\/03\/1710408109179_3.jpg\" alt=\"hashcat\u600e\u4e48\u89e3\u538b\u7f29\u5305\u5bc6\u7801\"><\/p>\n<p>\u7ed3\u679c\u4e2d\u6700\u524d\u9762\u768416\u5b57\u8282\u662f\u5305\u88c5\u5bc6\u7801(wrapping key)\u3002\u4e2d\u95f4\u7684\u7ed3\u679c\u4f1a\u518d\u4e00\u6b21\u7ecf\u8fc7SHA-512\u54c8\u5e0c\u8ba1\u7b97\uff0c\u7136\u540e\u8ba1\u7b97\u540e\u7684\u7ed3\u679c\u4e2d\uff0c\u6700\u524d\u9762\u76848\u5b57\u8282\u5c31\u662f\u5305\u88c5\u5bc6\u7801\u7684\u7b7e\u540d\u3002\u524d\u9762\u63d0\u5230\u7684\u90a3\u4e2a16\u5b57\u8282\u5bc6\u7801(passphrase)\u5c31\u4f1a\u88ab\u7528\u5305\u88c5\u5bc6\u7801\u548cAES-128\u8fdb\u884c\u52a0\u5bc6\uff0c\u52a0\u5bc6\u540e\u7684\u7ed3\u679c\u548c\u5305\u88c5\u5bc6\u7801\u7684\u7b7e\u540d\u4f1a\u88ab\u653e\u5728wrapped-passphrase\u6587\u4ef6\u4e2d\uff0c\u5982\u4e0b\u56fe\uff1a  \u800c\u89e3\u5f00\u5305\u88c5\u5bc6\u7801\u7684\u8fc7\u7a0b\u4e5f\u5f88\u7c7b\u4f3c\uff0csalt\u548c\u5bc6\u7801\u4f1a\u88ab\u54c8\u5e0c65536\u6b21\u3002  <\/p>\n<p><img decoding=\"async\" src=\"http:\/\/www.ccwifi.cc\/blogs\/wp-content\/uploads\/2024\/03\/1710408109179_4.jpg\" alt=\"hashcat\u600e\u4e48\u89e3\u538b\u7f29\u5305\u5bc6\u7801\"><\/p>\n<p>\u5f97\u5230\u7684\u7ed3\u679c\u4f1a\u518d\u88ab\u8ba1\u7b97\u4e00\u904d\u54c8\u5e0c\uff0c\u5982\u679c\u6700\u524d\u9762\u76848\u5b57\u8282\u4e0ewrapped-passphrase\u6587\u4ef6\u4e2d\u7684\u7b7e\u540d\u4e00\u81f4\uff0ceCryptfs\u5c31\u4f1a\u8ba4\u4e3a\u662f\u751f\u6210\u4e86\u6b63\u786e\u7684\u5305\u88c5\u5bc6\u7801\u3002\u5b83\u5c31\u4f1a\u7528\u5b83\u89e3\u5bc6\u90a3\u4e2a16\u5b57\u8282\u7684\u5bc6\u7801(passphrase)\u3002  \u7834\u89e3\u5bc6\u7801  \u8981\u60f3\u83b7\u53d6\u5bc6\u7801(passphrase)\uff0c\u5e7c\u7a1a\u70b9\u7684\u60f3\u6cd5\u5c31\u4f1a\u662f\u7528\u52a0\u5bc6\u7684\u6570\u636e\u66b4\u529b\u7834\u89e3\u5bc6\u7801\u3002\u4f46\u662f\u7531\u4e8e\u8fd9\u662f\u968f\u673a\u751f\u6210\u768416\u5b57\u8282\u5b57\u7b26\uff0c\u8fd9\u79cd\u65b9\u6cd5\u663e\u7136\u4e0d\u5b9e\u9645\u3002  \u518d\u6216\u8005\u6211\u4eec\u4e5f\u4f1a\u60f3\u5230\u66b4\u529b\u7834\u89e3\u5305\u88c5\u5bc6\u7801\u65f6\u7528\u5230\u7684\u90a3\u4e2a\u5bc6\u7801\uff0c\u7136\u540e\u751f\u6210\u5305\u88c5\u5bc6\u7801\uff0c\u4ece\u800c\u83b7\u53d6passphrase\u3002\u653b\u51fb\u8005\u53ef\u80fd\u4f1a\u7528\u4e8b\u5148\u51c6\u5907\u597d\u7684\u5b57\u5178\u6216\u8005\u662f\u5f69\u8679\u8868\uff0c\u7136\u800c\u5728\u5bc6\u7801\u5305\u88c5\u7684\u8fc7\u7a0b\u4e2d\u6211\u4eec\u7528\u5230\u4e86salt\uff0c\u8fd9\u5c31\u4f7f\u5f97\u7834\u89e3\u7684\u96be\u5ea6\u4e0a\u5347\u3002  \u7136\u540e\u6211\u6ce8\u610f\u5230\uff0c\u5728Ubuntu\u7cfb\u7edf\u4e2d\uff0c\u5bc6\u7801\u5305\u88c5\u65f6\u7528\u5230\u7684\u5bc6\u7801\u5c31\u662f\u767b\u9646\u5bc6\u7801\u3002\u8fd9\u5c31\u89e3\u91ca\u4e86\u4e3a\u4ec0\u4e48Ubuntu\u5728\u89e3\u5bc6Home\u76ee\u5f55\u65f6\u6ca1\u6709\u8ba9\u6211\u4eec\u518d\u63d0\u4f9b\u522b\u7684\u5bc6\u7801\u3002\u63a5\u4e0b\u6765\u6211\u5c31\u7814\u7a76\u4e86salt\u662f\u5982\u4f55\u751f\u6210\u7684\uff0c\u56e0\u4e3asalt\u6ca1\u6709\u50a8\u5b58\u5728wrapped-passphrase\u6587\u4ef6\u4e2d\u3002\u6700\u540e\u901a\u8fc7\u67e5\u770b\u4ee3\u7801\u6211\u53d1\u73b0\uff0cecryptfs-utils\u662f\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u5bfb\u627esalt\u7684  $HOME\/.ecryptfsrc  \u5982\u679c\u8fd9\u4e2a\u6587\u4ef6\u4e0d\u5b58\u5728\uff0c\u5c31\u4f1a\u4f7f\u7528\u9ed8\u8ba4\u503c0x0011223344556677\u3002  \u5bf9\u4e8e\u4f7f\u7528eCryptfs\u7684\u7cfb\u7edf\uff0c\u914d\u7f6e\u6587\u4ef6\u4f1a\u88ab\u5b58\u50a8\u5728home\u76ee\u5f55\uff0c\u800c\u73b0\u5728\u8fd9\u4e2a\u76ee\u5f55\u88ab\u52a0\u5bc6\u4e86\uff0c\u6587\u4ef6\u4e5f\u5c31\u627e\u4e0d\u5230\u4e86\uff0c\u56e0\u6b64\uff0c\u51e1\u662f\u4f7f\u7528\u4e86\u8fd9\u4e00\u7248\u672ceCryptfs\u7684\u7cfb\u7edf\uff0c\u7a0b\u5e8f\u90fd\u4f1a\u4f7f\u7528\u9ed8\u8ba4\u7684salt\u503c\u6765\u52a0\u5bc6home\u76ee\u5f55\u3002  <\/p>\n<p><img decoding=\"async\" src=\"http:\/\/www.ccwifi.cc\/blogs\/wp-content\/uploads\/2024\/03\/1710408109179_5.jpg\" alt=\"hashcat\u600e\u4e48\u89e3\u538b\u7f29\u5305\u5bc6\u7801\"><\/p>\n<p>\u56e0\u6b64\u5f88\u660e\u663e\uff0c\u6211\u4eec\u53ef\u4ee5\u7528\u5b57\u5178\u6216\u8005\u5f69\u8679\u8868\u66b4\u529b\u7834\u89e3\u83b7\u53d6\u7528\u6237\u5bc6\u7801\u3002\u6211\u4eec\u53ef\u4ee5\u7528John the ripper (JTR)\u8fdb\u884c\u7834\u89e3\uff0c\u800c\u5728\u51761.8.0-jumbo\u7248\u672c\u4e2d\u5176\u5b9e\u5df2\u7ecf\u6709\u76f8\u5e94\u7684\u7b97\u6cd5\u4e86\uff1a  $ecryptfs$0$1$0011223344556677$21ff10301b5457e1  0011223344556677:salt21ff10301b5457e1:\u8981\u653b\u51fb\u7684\u5bc6\u7801\u7684\u7b7e\u540d  \u6211\u8fd8\u627e\u5230\u4e00\u4e2apython\u811a\u672cecryptfs2john.py\uff0c\u5b83\u4f1a\u76f4\u63a5\u8bfb\u53d6wrapped-passphrase\u6587\u4ef6\uff0c\u5c06\u5176\u8f6c\u5316\u4e3a\u6b63\u786e\u7684\u683c\u5f0f\u3002\u8fd9\u4e2a\u7b97\u6cd5\u5728hashcat\u91cc\u9762\u4e5f\u6709\u3002\u6211\u5bf9\u201drock you\u201d\u5b57\u5178\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5bc6\u7801\u8ba1\u7b97\u7b7e\u540d\uff0c\u7528\u6211\u7684\u4e2a\u4eba\u7535\u8111\u8ba1\u7b97\uff0c\u5927\u7ea6\u82b1\u4e86\u6211\u4e00\u4e2a\u6708\uff0c\u5982\u679c\u5bc6\u7801\u5728rock you\u5b57\u5178\u91cc\u7684\u8bdd\uff0c\u73b0\u5728\u6211\u4eec\u5c31\u53ef\u4ee5\u975e\u5e38\u5bb9\u6613\u5730\u7834\u89e3\u4e86\u3002  \u6211\u751f\u6210\u7684\u5b57\u5178\uff1a  \u4fee\u590d  \u5f53\u7136\u6211\u4eec\u5c31\u6b64\u95ee\u9898\u901a\u77e5\u4e86ecryptfs-utils\u5f00\u53d1\u8005\uff0c\u540e\u8005\u4e5f\u5bf9\u6b64\u8fdb\u884c\u4e86\u4fee\u590d\uff0c\u4ed6\u4eec\u7ed9wrapped-passphrase\u4f7f\u7528\u4e86\u4e00\u4e2a\u65b0\u7684\u6587\u4ef6\u683c\u5f0f\uff0c\u73b0\u5728\u6587\u4ef6\u4f1a\u4ee50x3a02\u5f00\u5934\u3002Salt\u4f1a\u4ece\/etc\/urandom\/\u751f\u6210\uff0c\u5e76\u4e14\u9ed8\u8ba4\u4e5f\u5b58\u50a8\u5728\u8fd9\u4e2a\u4f4d\u7f6e\u3002\u66f4\u65b0\u5e76\u6ce8\u9500\u540e\uff0c\u8001\u7248\u672c\u7684\u6587\u4ef6\u4f1a\u81ea\u52a8\u8f6c\u6362\uff0c\u65b0\u7248\u6587\u4ef6\u5185\u5bb9\u5982\u4e0b\u56fe\uff1a  <\/p>\n<p><!-- \u6587\u7ae0\u6765\u6e90:https:\/\/cloud.tencent.com\/developer\/article\/1038375 --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u7834\u89e3Ubuntu\u78c1\u76d8\u52a0\u5bc6\u548c\u7528\u6237\u5bc6\u7801?\u5728Positive Hack Days V\u8bba\u575b\u4e0a\uff0c\u6211\u5feb\u901f\u5c55\u793a\u4e86eCryptfs\u548c\u5bc6\u7801\u7834\u89e3\u7684\u8fc7\u7a0b\u3002\u6211\u5728\u4f7f\u7528\u4e86Ubuntu\u7684\u52a0\u5bc6home\u76ee\u5f55\u529f\u80fd\u540e\u840c\u751f\u4e86\u89e3\u5bc6\u7684\u60f3\u6cd5<\/p>\n","protected":false},"author":1,"featured_media":560,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"topic":[],"class_list":["post-559","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-1"],"_links":{"self":[{"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/posts\/559","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/comments?post=559"}],"version-history":[{"count":0,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/posts\/559\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/media\/560"}],"wp:attachment":[{"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/media?parent=559"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/categories?post=559"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/tags?post=559"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/topic?post=559"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}