{"id":44518,"date":"2024-10-06T16:13:16","date_gmt":"2024-10-06T08:13:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/44518\/"},"modified":"2024-10-06T16:13:16","modified_gmt":"2024-10-06T08:13:16","slug":"linux-%e4%bc%ba%e6%9c%8d%e5%99%a8%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%e6%8a%80%e5%b7%a7%ef%bc%9a%e5%af%a6%e6%96%bd%e5%bc%b7%e5%88%b6%e8%a8%aa%e5%95%8f%e6%8e%a7%e5%88%b6","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/44518\/","title":{"rendered":"Linux \u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u5be6\u65bd\u5f37\u5236\u8a2a\u554f\u63a7\u5236"},"content":{"rendered":"<h1 id=\"linux-%e4%bc%ba%e6%9c%8d%e5%99%a8%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%e6%8a%80%e5%b7%a7%ef%bc%9a%e5%af%a6%e6%96%bd%e5%bc%b7%e5%88%b6%e8%a8%aa%e5%95%8f%e6%8e%a7%e5%88%b6-BnqpAaVlWf\">Linux \u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u5be6\u65bd\u5f37\u5236\u8a2a\u554f\u63a7\u5236<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u4f4d\u6642\u4ee3\uff0c\u4f3a\u670d\u5668\u5b89\u5168\u6027\u6210\u70ba\u4f01\u696d\u548c\u500b\u4eba\u7528\u6236\u4e0d\u53ef\u5ffd\u8996\u7684\u91cd\u8981\u8b70\u984c\u3002Linux \u4f5c\u70ba\u4e00\u500b\u958b\u6e90\u7684\u64cd\u4f5c\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u4f3a\u670d\u5668\u74b0\u5883\u4e2d\uff0c\u5176\u5b89\u5168\u6027\u76f4\u63a5\u5f71\u97ff\u5230\u6578\u64da\u7684\u4fdd\u8b77\u548c\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002\u5f37\u5236\u8a2a\u554f\u63a7\u5236\uff08Mandatory Access Control, MAC\uff09\u662f\u4e00\u7a2e\u6709\u6548\u7684\u5b89\u5168\u7b56\u7565\uff0c\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u52a0\u5f37 Linux \u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%bc%b7%e5%88%b6%e8%a8%aa%e5%95%8f%e6%8e%a7%e5%88%b6%ef%bc%9f-BnqpAaVlWf\">\u4ec0\u9ebc\u662f\u5f37\u5236\u8a2a\u554f\u63a7\u5236\uff1f<\/h2>\n<p>\u5f37\u5236\u8a2a\u554f\u63a7\u5236\u662f\u4e00\u7a2e\u5b89\u5168\u6a21\u578b\uff0c\u901a\u904e\u5b9a\u7fa9\u7528\u6236\u548c\u7a0b\u5e8f\u7684\u8a2a\u554f\u6b0a\u9650\u4f86\u9650\u5236\u5c0d\u7cfb\u7d71\u8cc7\u6e90\u7684\u8a2a\u554f\u3002\u8207\u50b3\u7d71\u7684\u81ea\u4e3b\u8a2a\u554f\u63a7\u5236\uff08Discretionary Access Control, DAC\uff09\u4e0d\u540c\uff0cMAC \u4e0d\u5141\u8a31\u7528\u6236\u96a8\u610f\u66f4\u6539\u8a2a\u554f\u6b0a\u9650\uff0c\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u548c\u6578\u64da\u6d29\u9732\u3002<\/p>\n<h2 id=\"%e5%bc%b7%e5%88%b6%e8%a8%aa%e5%95%8f%e6%8e%a7%e5%88%b6%e7%9a%84%e5%84%aa%e5%8b%a2-BnqpAaVlWf\">\u5f37\u5236\u8a2a\u554f\u63a7\u5236\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u589e\u5f37\u5b89\u5168\u6027\uff1a<\/strong>MAC \u53ef\u4ee5\u9632\u6b62\u7528\u6236\u6216\u61c9\u7528\u7a0b\u5e8f\u96a8\u610f\u66f4\u6539\u8a2a\u554f\u6b0a\u9650\uff0c\u5f9e\u800c\u6e1b\u5c11\u5b89\u5168\u6f0f\u6d1e\u3002<\/li>\n<li><strong>\u7d30\u7c92\u5ea6\u63a7\u5236\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u8981\u8a2d\u7f6e\u66f4\u7d30\u7dfb\u7684\u8a2a\u554f\u898f\u5247\uff0c\u78ba\u4fdd\u53ea\u6709\u6388\u6b0a\u7684\u7528\u6236\u80fd\u5920\u8a2a\u554f\u654f\u611f\u6578\u64da\u3002<\/li>\n<li><strong>\u7b26\u5408\u5408\u898f\u8981\u6c42\uff1a<\/strong>\u8a31\u591a\u884c\u696d\u5c0d\u6578\u64da\u4fdd\u8b77\u6709\u56b4\u683c\u7684\u5408\u898f\u8981\u6c42\uff0cMAC \u53ef\u4ee5\u5e6b\u52a9\u4f01\u696d\u6eff\u8db3\u9019\u4e9b\u8981\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8-linux-%e4%b8%ad%e5%af%a6%e6%96%bd%e5%bc%b7%e5%88%b6%e8%a8%aa%e5%95%8f%e6%8e%a7%e5%88%b6-BnqpAaVlWf\">\u5982\u4f55\u5728 Linux \u4e2d\u5be6\u65bd\u5f37\u5236\u8a2a\u554f\u63a7\u5236<\/h2>\n<p>\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u5be6\u65bd\u5f37\u5236\u8a2a\u554f\u63a7\u5236\u901a\u5e38\u4f7f\u7528 SELinux\uff08Security-Enhanced Linux\uff09\u6216 AppArmor \u9019\u5169\u7a2e\u6280\u8853\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5728 Linux \u4e2d\u914d\u7f6e\u9019\u4e9b\u6280\u8853\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-selinux-BnqpAaVlWf\">1. \u4f7f\u7528 SELinux<\/h3>\n<p>SELinux \u662f\u7531\u7f8e\u570b\u570b\u5bb6\u5b89\u5168\u5c40\uff08NSA\uff09\u958b\u767c\u7684\u4e00\u7a2e\u5f37\u5236\u8a2a\u554f\u63a7\u5236\u6a5f\u5236\u3002\u8981\u555f\u7528 SELinux\uff0c\u8acb\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u64cd\u4f5c\uff1a<\/p>\n<pre><code>sudo setenforce 1  # \u555f\u7528 SELinux\nsudo sestatus        # \u6aa2\u67e5 SELinux \u72c0\u614b\n<\/code><\/pre>\n<p>\u8981\u914d\u7f6e SELinux \u7684\u7b56\u7565\uff0c\u53ef\u4ee5\u7de8\u8f2f \/etc\/selinux\/config \u6587\u4ef6\uff0c\u8a2d\u7f6e SELINUX \u53c3\u6578\u70ba enforcing\uff1a<\/p>\n<pre><code>SELINUX=enforcing\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-apparmor-BnqpAaVlWf\">2. \u4f7f\u7528 AppArmor<\/h3>\n<p>AppArmor \u662f\u53e6\u4e00\u7a2e\u6d41\u884c\u7684\u5f37\u5236\u8a2a\u554f\u63a7\u5236\u5de5\u5177\uff0c\u4e3b\u8981\u7528\u65bc Ubuntu \u548c Debian \u7cfb\u7d71\u3002\u8981\u555f\u7528 AppArmor\uff0c\u8acb\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>sudo systemctl start apparmor\nsudo systemctl enable apparmor\n<\/code><\/pre>\n<p>\u8981\u914d\u7f6e AppArmor\uff0c\u60a8\u53ef\u4ee5\u7de8\u8f2f\u76f8\u61c9\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u9019\u4e9b\u6587\u4ef6\u901a\u5e38\u4f4d\u65bc \/etc\/apparmor.d\/ \u76ee\u9304\u4e0b\u3002\u60a8\u53ef\u4ee5\u70ba\u6bcf\u500b\u61c9\u7528\u7a0b\u5e8f\u5275\u5efa\u6216\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\uff0c\u4ee5\u5b9a\u7fa9\u5176\u8a2a\u554f\u6b0a\u9650\u3002<\/p>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-BnqpAaVlWf\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<ul>\n<li><strong>\u5b9a\u671f\u5be9\u8a08\uff1a<\/strong>\u5b9a\u671f\u6aa2\u67e5\u548c\u5be9\u8a08\u8a2a\u554f\u63a7\u5236\u7b56\u7565\uff0c\u4ee5\u78ba\u4fdd\u5176\u6709\u6548\u6027\u548c\u5b89\u5168\u6027\u3002<\/li>\n<li><strong>\u6700\u5c0f\u6b0a\u9650\u539f\u5247\uff1a<\/strong>\u50c5\u6388\u4e88\u7528\u6236\u548c\u61c9\u7528\u7a0b\u5e8f\u57f7\u884c\u5176\u4efb\u52d9\u6240\u9700\u7684\u6700\u4f4e\u6b0a\u9650\u3002<\/li>\n<li><strong>\u6301\u7e8c\u76e3\u63a7\uff1a<\/strong>\u4f7f\u7528\u76e3\u63a7\u5de5\u5177\u4f86\u6aa2\u6e2c\u548c\u8a18\u9304\u53ef\u7591\u6d3b\u52d5\uff0c\u53ca\u6642\u97ff\u61c9\u6f5b\u5728\u7684\u5b89\u5168\u5a01\u8105\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-BnqpAaVlWf\">\u7d50\u8ad6<\/h2>\n<p>\u5f37\u5236\u8a2a\u554f\u63a7\u5236\u662f\u52a0\u5f37 Linux \u4f3a\u670d\u5668\u5b89\u5168\u6027\u7684\u91cd\u8981\u7b56\u7565\u3002\u901a\u904e\u5be6\u65bd SELinux \u6216 AppArmor\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u9650\u5236\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\uff0c\u4fdd\u8b77\u654f\u611f\u6578\u64da\u3002\u96a8\u8457\u7db2\u7d61\u5b89\u5168\u5a01\u8105\u7684\u65e5\u76ca\u589e\u52a0\uff0c\u63a1\u53d6\u9019\u4e9b\u63aa\u65bd\u5c07\u6709\u52a9\u65bc\u78ba\u4fdd\u60a8\u7684\u4f3a\u670d\u5668\u74b0\u5883\u7684\u5b89\u5168\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u4f3a\u670d\u5668\u5b89\u5168\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Linux\u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff0c\u5b78\u7fd2\u5982\u4f55\u5be6\u65bd\u5f37\u5236\u8a2a\u554f\u63a7\u5236\u4ee5\u52a0\u5f37\u7cfb\u7d71\u5b89\u5168\u6027\u548c\u6578\u64da\u4fdd\u8b77\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-44518","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44518","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=44518"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44518\/revisions"}],"predecessor-version":[{"id":44519,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44518\/revisions\/44519"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=44518"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=44518"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=44518"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}