{"id":2062,"date":"2017-04-11T15:12:31","date_gmt":"2017-04-11T07:12:31","guid":{"rendered":"http:\/\/cn.hostease.com\/xueyuan\/?p=2062"},"modified":"2025-01-13T19:01:37","modified_gmt":"2025-01-13T11:01:37","slug":"centos%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%ae%89%e5%85%a8%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/xueyuan\/jishu\/centos%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%ae%89%e5%85%a8%e6%8a%80%e5%b7%a7\/","title":{"rendered":"CentOS\u670d\u52a1\u5668\u5b89\u5168\u6280\u5de7"},"content":{"rendered":"\n<p>\u6bcb\u5eb8\u7f6e\u7591\uff0c\u5bf9\u4e8e\u7cfb\u7edf\u7ba1\u7406\u5458\uff0c\u63d0\u9ad8\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u662f\u6700\u91cd\u8981\u7684\u4e8b\u60c5\u4e4b\u4e00\u3002\u56e0\u6b64\uff0c\u4e5f\u5c31\u6709\u4e86\u8bb8\u591a\u9488\u5bf9\u8fd9\u4e2a\u8bdd\u9898\u800c\u751f\u7684\u6587\u7ae0\u3001\u535a\u5ba2\u548c\u8bba\u575b\u5e16\u5b50\u3002<\/p>\n\n\n\n<p>\u4e00\u53f0\u670d\u52a1\u5668\u7531\u5927\u91cf\u529f\u80fd\u5404\u5f02\u7684\u90e8\u4ef6\u7ec4\u6210\uff0c\u8fd9\u4e00\u70b9\u4f7f\u5f97\u5f88\u96be\u6839\u636e\u6bcf\u4e2a\u4eba\u7684\u9700\u6c42\u53bb\u63d0\u4f9b\u5b9a\u5236\u7684\u89e3\u51b3\u65b9\u6848\u3002\u8fd9\u7bc7\u6587\u7ae0\u5c3d\u53ef\u80fd\u6db5\u76d6\u4e00\u4e9b\u6709\u6240\u88e8\u76ca\u7684\u5c0f\u6280\u5de7\u6765\u5e2e\u52a9\u7ba1\u7406\u5458\u4fdd\u8bc1\u670d\u52a1\u5668\u548c\u7528\u6237\u5b89\u5168\u3002<\/p>\n\n\n\n<p>\u6709\u4e00\u4e9b\u5e38\u8bc6\u662f\u6bcf\u4e2a\u7cfb\u7edf\u7ba1\u7406\u5458\u90fd\u5e94\u8be5\u70c2\u719f\u4e8e\u5fc3\u7684\uff0c\u6240\u4ee5\u4e0b\u9762\u7684\u51e0\u70b9\u5728\u672c\u6587\u5c06\u4e0d\u4f1a\u63d0\u53ca\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u52a1\u5fc5\u4fdd\u8bc1\u7cfb\u7edf\u662f\u00a0<strong>\u6700\u65b0\u7684<\/strong><\/li>\n\n\n\n<li>\u7ecf\u5e38\u66f4\u6362\u5bc6\u7801 &#8211; \u4f7f\u7528\u6570\u5b57\u3001\u5b57\u6bcd\u548c\u975e\u5b57\u6bcd\u7684\u7b26\u53f7\u7ec4\u5408<\/li>\n\n\n\n<li>\u7ed9\u4e88\u7528\u6237\u00a0<strong>\u6700\u5c0f\u00a0<\/strong>\u7684\u6743\u9650\uff0c\u6ee1\u8db3\u4ed6\u4eec\u65e5\u5e38\u4f7f\u7528\u6240\u9700\u5373\u53ef<\/li>\n\n\n\n<li>\u53ea\u5b89\u88c5\u90a3\u4e9b\u771f\u6b63\u9700\u8981\u7684\u8f6f\u4ef6\u5305<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p>\u4e0b\u9762\u662f\u4e00\u4e9b\u66f4\u6709\u610f\u601d\u7684\u5185\u5bb9\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u66f4\u6539SSH\u9ed8\u8ba4\u7aef\u53e3<\/h3>\n\n\n\n<p>\u5728\u642d\u5efa\u597d\u4e00\u53f0\u5168\u65b0\u7684\u670d\u52a1\u5668\u540e\u8981\u505a\u7684\u7b2c\u4e00\u4ef6\u4e8b\u60c5\u5c31\u662f\u66f4\u6539SSH\u7684\u9ed8\u8ba4\u7aef\u53e3\u3002\u8fd9\u4e2a\u5c0f\u5c0f\u7684\u6539\u52a8\u80fd\u591f\u4f7f\u4f60\u7684\u670d\u52a1\u5668\u907f\u514d\u53d7\u5230\u6210\u5343\u4e0a\u4e07\u7684\u66b4\u529b\u653b\u51fb\uff08LCTT \u8bd1\u6ce8\uff1a\u4e0d\u66f4\u6539\u9ed8\u8ba4\u7aef\u53e3\u76f8\u5f53\u4e8e\u9ed1\u5ba2\u4eec\u77e5\u9053\u4f60\u5bb6\u7684\u95e8\u724c\u53f7\uff0c\u8fd9\u6837\u4ed6\u4eec\u53ea\u9700\u8981\u4e00\u628a\u4e00\u628a\u7684\u8bd5\u94a5\u5319\u5c31\u53ef\u80fd\u6253\u5f00\u4f60\u5bb6\u7684\u9501\uff09\u3002<\/p>\n\n\n\n<p>\u8981\u66f4\u6539\u9ed8\u8ba4\u7684SSH\u7aef\u53e3\uff0c\u5148\u6253\u5f00sshd_config\u6587\u4ef6\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">sudo vim \/etc\/ssh\/sshd_config<\/pre>\n\n\n\n<p>\u627e\u5230\u4e0b\u9762\u8fd9\u884c\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#Port 22<\/pre>\n\n\n\n<p>\u201c#\u201d\u53f7\u8868\u793a\u8fd9\u884c\u662f\u6ce8\u91ca\u3002\u9996\u5148\u5220\u9664#\u53f7\uff0c\u7136\u540e\u628a\u7aef\u53e3\u53f7\u6539\u6210\u76ee\u7684\u7aef\u53e3\u3002\u7aef\u53e3\u53f7\u4e0d\u80fd\u8d85\u8fc765535\uff0c\u786e\u4fdd\u8981\u6307\u5b9a\u7684\u7aef\u53e3\u53f7\u6ca1\u6709\u88ab\u7cfb\u7edf\u6216\u5176\u5b83\u670d\u52a1\u5360\u7528\u3002\u5efa\u8bae\u5728[\u7ef4\u57fa\u767e\u79d1]\u4e0a\u67e5\u770b\u5e38\u7528\u7aef\u53e3\u53f7\u5217\u8868\u3002\u5728\u672c\u6587\u4e2d\uff0c\u4f7f\u7528\u8fd9\u4e2a\u7aef\u53e3\u53f7\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">Port 16543<\/pre>\n\n\n\n<p>\u7136\u540e\u4fdd\u5b58\u5e76\u5173\u95ed\u6587\u4ef6\uff0c\u7b49\u5f85\u66f4\u6539\u751f\u6548\u3002<\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\u7684\u4e00\u6b65\u662f\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f7f\u7528SSH\u5bc6\u94a5\u8ba4\u8bc1<\/h3>\n\n\n\n<p>\u5728\u901a\u8fc7SSH\u8bbf\u95ee\u670d\u52a1\u5668\u65f6\uff0c\u4f7f\u7528SSH\u5bc6\u94a5\u8fdb\u884c\u8ba4\u8bc1\u662f\u5c24\u5176\u91cd\u8981\u7684\u3002\u8fd9\u6837\u505a\u4e3a\u670d\u52a1\u5668\u589e\u52a0\u4e86\u989d\u5916\u7684\u4fdd\u62a4\uff0c\u786e\u4fdd\u53ea\u6709\u90a3\u4e9b\u62e5\u6709\u5bc6\u94a5\u7684\u4eba\u624d\u80fd\u8bbf\u95ee\u670d\u52a1\u5668\u3002<\/p>\n\n\n\n<p>\u5728\u672c\u5730\u673a\u5668\u4e0a\u8fd0\u884c\u4e0b\u9762\u547d\u4ee4\u4ee5\u751f\u6210SSH\u5bc6\u94a5\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">ssh-keygen -t rsa<\/pre>\n\n\n\n<p>\u4f60\u4f1a\u770b\u5230\u4e0b\u9762\u7684\u8f93\u51fa\uff0c\u8be2\u95ee\u8981\u5c06\u5bc6\u94a5\u5199\u5230\u54ea\u4e00\u4e2a\u6587\u4ef6\u91cc\uff0c\u5e76\u4e14\u8bbe\u7f6e\u4e00\u4e2a\u5bc6\u7801\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">Generating public\/private rsa key pair.\nEnter file in which to save the key (\/root\/.ssh\/id_rsa): my_key\nEnter passphrase (empty for no passphrase): \nEnter same passphrase again: \nYour identification has been saved in my_key.\nYour public key has been saved in my_key.pub.\nThe key fingerprint is:\nSHA256:MqD\/pzzTRsCjZb6mpfjyrr5v1pJLBcgprR5tjNoI20A<\/pre>\n\n\n\n<p>\u5b8c\u6210\u4e4b\u540e\uff0c\u5c31\u5f97\u5230\u4e24\u4e2a\u6587\u4ef6\uff1a<\/p>\n\n\n\n<p>my_key<\/p>\n\n\n\n<p>my_key.pub<\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\u628amy_key.pub\u62f7\u8d1d\u5230~\/.ssh\/authorized_key\u4e2d<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">cp my_key.pub ~\/.ssh\/authorized_keys<\/pre>\n\n\n\n<p>\u7136\u540e\u4f7f\u7528\u4e0b\u9762\u547d\u4ee4\u5c06\u5bc6\u94a5\u4e0a\u4f20\u5230\u670d\u52a1\u5668\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">scp -P16543 authorized_keys user@yourserver-ip:\/home\/user\/.ssh\/<\/pre>\n\n\n\n<p>\u81f3\u6b64\uff0c\u4f60\u5c31\u53ef\u4ee5\u4ece\u8fd9\u53f0\u672c\u5730\u673a\u5668\u4e0a\u65e0\u5bc6\u7801\u5730\u8bbf\u95ee\u670d\u52a1\u5668\u4e86\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5173\u95edSSH\u7684\u5bc6\u7801\u8ba4\u8bc1<\/h3>\n\n\n\n<p>\u65e2\u7136\u5df2\u7ecf\u6709\u4e86SSH\u5bc6\u94a5\uff0c\u90a3\u4e48\u5173\u95edSSH\u7684\u5bc6\u7801\u8ba4\u8bc1\u5c31\u4f1a\u66f4\u5b89\u5168\u4e86\u3002\u518d\u6b21\u6253\u5f00\u5e76\u7f16\u8f91sshd_config\uff0c\u6309\u5982\u4e0b\u8bbe\u7f6e\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">ChallengeResponseAuthentication no\nPasswordAuthentication no\nUsePAM no<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u5173\u95edRoot\u767b\u5f55<\/h3>\n\n\n\n<p>\u4e0b\u9762\u5173\u952e\u7684\u4e00\u6b65\u662f\u5173\u95edroot\u7528\u6237\u7684\u76f4\u63a5\u8bbf\u95ee\uff0c\u800c\u4f7f\u7528sudo\u6216su\u6765\u6267\u884c\u7ba1\u7406\u5458\u4efb\u52a1\u3002\u9996\u5148\u9700\u8981\u6dfb\u52a0\u4e00\u4e2a\u6709root\u6743\u9650\u7684\u65b0\u7528\u6237\uff0c\u6240\u4ee5\u7f16\u8f91\u8fd9\u4e2a\u8def\u5f84\u4e0b\u7684sudoers\u6587\u4ef6\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/etc\/sudoers\/<\/pre>\n\n\n\n<p>\u63a8\u8350\u4f7f\u7528\u5982&nbsp;<strong>visudo&nbsp;<\/strong>\u8fd9\u6837\u7684\u547d\u4ee4\u7f16\u8f91\u8be5\u6587\u4ef6\uff0c\u56e0\u4e3a\u5b83\u4f1a\u5728\u5173\u95ed\u6587\u4ef6\u4e4b\u524d\u68c0\u67e5\u4efb\u4f55\u53ef\u80fd\u51fa\u73b0\u7684\u8bed\u6cd5\u9519\u8bef\u3002\u5f53\u4f60\u5728\u7f16\u8f91\u6587\u4ef6\u65f6\u51fa\u9519\u4e86\uff0c\u8fd9\u5c31\u5f88\u6709\u7528\u4e86\u3002<\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\u8d4b\u4e88\u67d0\u4e2a\u7528\u6237root\u6743\u9650\u3002\u5728\u672c\u6587\u4e2d\uff0c\u4f7f\u7528\u7528\u6237&nbsp;<strong>sysadmin&nbsp;<\/strong>\u3002\u786e\u4fdd\u5728\u7f16\u8f91\u540e\u8fd9\u4e2a\u6587\u4ef6\u65f6\u4f7f\u7528\u7684\u7528\u6237\u662f\u7cfb\u7edf\u5df2\u6709\u7684\u7528\u6237\u3002\u627e\u5230\u4e0b\u9762\u8fd9\u884c\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">root ALL=(ALL) ALL<\/pre>\n\n\n\n<p>\u62f7\u8d1d\u8fd9\u884c\uff0c\u7136\u540e\u7c98\u8d34\u5728\u4e0b\u4e00\u884c\uff0c\u7136\u540e\u628aroot\u66f4\u6539\u4e3a\u201csysadmin\u201d\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">root ALL=(ALL) ALL\nsysadmin ALL=(ALL) ALL<\/pre>\n\n\n\n<p>\u73b0\u5728\u89e3\u91ca\u4e00\u4e0b\u8fd9\u884c\u7684\u6bcf\u4e00\u4e2a\u9009\u9879\u7684\u542b\u4e49\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">(1) root  (2)ALL=(3)(ALL) (4)ALL<\/pre>\n\n\n\n<p>(1) \u6307\u5b9a\u7528\u6237<\/p>\n\n\n\n<p>(2) \u6307\u5b9a\u7528\u6237\u4f7f\u7528sudo\u7684\u7ec8\u7aef<\/p>\n\n\n\n<p>(3) \u6307\u5b9a\u7528\u6237\u53ef\u4ee5\u62c5\u4efb\u7684\u7528\u6237\u89d2\u8272<\/p>\n\n\n\n<p>(4) \u8fd9\u4e2a\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\u7684\u547d\u4ee4<\/p>\n\n\n\n<p>\uff08LCTT \u8bd1\u6ce8\uff1a\u6240\u4ee5\u4e0a\u9762\u7684\u914d\u7f6e\u662f\u610f\u601d\u662f\uff1aroot \u7528\u6237\u53ef\u4ee5\u5728\u4efb\u4f55\u7ec8\u7aef\u62c5\u4efb\u4efb\u4f55\u7528\u6237\uff0c\u6267\u884c\u4efb\u4f55\u547d\u4ee4\u3002\uff09<\/p>\n\n\n\n<p>\u4f7f\u7528\u8fd9\u4e2a\u914d\u7f6e\u53ef\u4ee5\u7ed9\u7528\u6237\u8bbf\u95ee\u4e00\u4e9b\u7cfb\u7edf\u5de5\u5177\u7684\u6743\u9650\u3002<\/p>\n\n\n\n<p>\u8fd9\u65f6\uff0c\u53ef\u4ee5\u653e\u5fc3\u4fdd\u5b58\u6587\u4ef6\u4e86\u3002<\/p>\n\n\n\n<p>\u4e3a\u4e86\u5173\u95ed\u901a\u8fc7SSH\u76f4\u63a5\u8bbf\u95eeroot\uff0c\u9700\u8981\u518d\u6b21\u6253\u5f00&nbsp;<strong>sshd_config&nbsp;<\/strong>\uff0c\u627e\u5230\u4e0b\u9762\u8fd9\u884c\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#PermitRootLogin yes<\/pre>\n\n\n\n<p>\u66f4\u6539\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">PermitRootLogin no<\/pre>\n\n\n\n<p>\u7136\u540e\u4fdd\u5b58\u6587\u4ef6\uff0c\u91cd\u542fsshd\u5b88\u62a4\u8fdb\u7a0b\u4f7f\u6539\u52a8\u751f\u6548\u3002\u6267\u884c\u4e0b\u9762\u547d\u4ee4\u5373\u53ef\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">sudo \/etc\/init.d\/sshd restart<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u8bbe\u7f6e\u9632\u706b\u5899<\/h3>\n\n\n\n<p>\u9632\u706b\u5899\u6709\u52a9\u4e8e\u8fc7\u6ee4\u51fa\u5165\u7aef\u53e3\u548c\u963b\u6b62\u4f7f\u7528\u66b4\u529b\u6cd5\u7684\u767b\u5f55\u5c1d\u8bd5\u3002\u6211\u503e\u5411\u4e8e\u4f7f\u7528SCF(Config Server Firewall)\u8fd9\u4e2a\u5f3a\u529b\u9632\u706b\u5899\u3002\u5b83\u4f7f\u7528\u4e86iptables\uff0c\u6613\u4e8e\u7ba1\u7406\uff0c\u800c\u4e14\u5bf9\u4e8e\u4e0d\u64c5\u4e8e\u8f93\u5165\u547d\u4ee4\u7684\u7528\u6237\u63d0\u4f9b\u4e86web\u754c\u9762\u3002<\/p>\n\n\n\n<p>\u8981\u5b89\u88c5CSF\uff0c\u5148\u767b\u5f55\u5230\u670d\u52a1\u5668\uff0c\u5207\u6362\u5230\u8fd9\u4e2a\u76ee\u5f55\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">cd \/usr\/local\/src\/<\/pre>\n\n\n\n<p>\u7136\u540e\u4ee5root\u6743\u9650\u6267\u884c\u4e0b\u9762\u547d\u4ee4\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">wget https:\/\/download.configserver.com\/csf.tgz\ntar -xzf csf.tgz\ncd csf\nsh install.sh<\/pre>\n\n\n\n<p>\u53ea\u9700\u7b49\u5f85\u5b89\u88c5\u7a0b\u5e8f\u5b8c\u6210\uff0c\u7136\u540e\u7f16\u8f91CSF\u7684\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/etc\/csf\/csf.conf<\/pre>\n\n\n\n<p>\u9ed8\u8ba4\u60c5\u51b5\u4e0bCSF\u662f\u4ee5\u6d4b\u8bd5\u6a21\u5f0f\u8fd0\u884c\u3002\u901a\u8fc7\u5c06\u201cTESTING\u201d\u7684\u503c\u8bbe\u7f6e\u62100\uff0c\u5207\u6362\u5230product\u6a21\u5f0f\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">TESTING = \"0\"<\/pre>\n\n\n\n<p>\u4e0b\u9762\u8981\u8bbe\u7f6e\u7684\u5c31\u662f\u670d\u52a1\u5668\u4e0a\u5141\u8bb8\u901a\u8fc7\u7684\u7aef\u53e3\u3002\u5728csf.conf\u4e2d\u5b9a\u4f4d\u5230\u4e0b\u9762\u7684\u90e8\u5206\uff0c\u6839\u636e\u9700\u8981\u4fee\u6539\u7aef\u53e3\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u5141\u8bb8\u5165\u7ad9\u7684 TCP \u7aef\u53e3\nTCP_IN = \"20,21,25,53,80,110,143,443,465,587,993,995,16543\"\n# \u5141\u8bb8\u51fa\u7ad9\u7684 TCP \u7aef\u53e3\nTCP_OUT = \"20,21,22,25,53,80,110,113,443,587,993,995,16543\"\n# \u5141\u8bb8\u5165\u7ad9\u7684 UDP \u7aef\u53e3\nUDP_IN = \"20,21,53\"\n# \u5141\u8bb8\u51fa\u7ad9\u7684 UDP \u7aef\u53e3\n# \u8981\u5141\u8bb8\u53d1\u51fa traceroute \u8bf7\u6c42\uff0c\u8bf7\u52a0 33434:33523 \u7aef\u53e3\u8303\u56f4\u5230\u8be5\u5217\u8868 \nUDP_OUT = \"20,21,53,113,123\"<\/pre>\n\n\n\n<p>\u8bf7\u6839\u636e\u9700\u8981\u9010\u4e00\u8bbe\u7f6e\uff0c\u63a8\u8350\u53ea\u4f7f\u7528\u90a3\u4e9b\u9700\u8981\u7684\u7aef\u53e3\uff0c\u907f\u514d\u8bbe\u7f6e\u5bf9\u7aef\u53e3\u8fdb\u884c\u5927\u8303\u56f4\u8bbe\u7f6e\u3002\u6b64\u5916\uff0c\u4e5f\u8981\u907f\u514d\u4f7f\u7528\u4e0d\u5b89\u5168\u670d\u52a1\u7684\u4e0d\u5b89\u5168\u7aef\u53e3\u3002\u6bd4\u5982\u53ea\u5141\u8bb8\u7aef\u53e3465\u548c587\u6765\u53d1\u9001\u7535\u5b50\u90ae\u4ef6\uff0c\u53d6\u4ee3\u9ed8\u8ba4\u7684SMTP\u7aef\u53e325\u3002\uff08LCTT \u8bd1\u6ce8\uff1a\u524d\u63d0\u662f\u4f60\u7684\u90ae\u4ef6\u670d\u52a1\u5668\u652f\u6301 SMTPS\uff09<\/p>\n\n\n\n<p><strong>\u91cd\u8981&nbsp;<\/strong>\uff1a\u5343\u4e07\u4e0d\u8981\u5fd8\u8bb0\u5141\u8bb8\u81ea\u5b9a\u4e49\u7684 ssh \u7aef\u53e3\u3002<\/p>\n\n\n\n<p>\u5141\u8bb8\u4f60\u7684IP\u5730\u5740\u901a\u8fc7\u9632\u706b\u5899\uff0c\u800c\u7edd\u4e0d\u88ab\u5c4f\u853d\uff0c\u8fd9\u4e00\u70b9\u5f88\u91cd\u8981\u3002IP\u5730\u5740\u5b9a\u4e49\u5728\u4e0b\u9762\u7684\u6587\u4ef6\u4e2d\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/etc\/csf\/csf.ignore<\/pre>\n\n\n\n<p>\u88ab\u5c4f\u853d\u4e86\u7684IP\u5730\u5740\u4f1a\u51fa\u73b0\u5728\u8fd9\u4e2a\u6587\u4ef6\u4e2d\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/etc\/csf\/csf.deny<\/pre>\n\n\n\n<p>\u4e00\u65e6\u5b8c\u6210\u66f4\u6539\uff0c\u4f7f\u7528\u8fd9\u4e2a\u547d\u4ee4\u91cd\u542fcsf\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">sudo \/etc\/init.d\/csf restart<\/pre>\n\n\n\n<p>\u4e0b\u9762\u662f\u5728\u67d0\u53f0\u670d\u52a1\u5668\u4e0a\u7684csf.deny\u6587\u4ef6\u7684\u90e8\u5206\u5185\u5bb9\uff0c\u6765\u8bf4\u660eCSF\u662f\u5f88\u6709\u7528\u7684\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">.216.48.205 # lfd: (sshd) Failed SSH login from 211.216.48.205 (KR\/Korea, Republic of\/-): 5 in the last 3600 secs - Fri Mar 6 00:30:35 2015\n.41.124.53 # lfd: (sshd) Failed SSH login from 103.41.124.53 (HK\/Hong Kong\/-): 5 in the last 3600 secs - Fri Mar 6 01:06:46 2015\n.41.124.42 # lfd: (sshd) Failed SSH login from 103.41.124.42 (HK\/Hong Kong\/-): 5 in the last 3600 secs - Fri Mar 6 01:59:04 2015\n.41.124.26 # lfd: (sshd) Failed SSH login from 103.41.124.26 (HK\/Hong Kong\/-): 5 in the last 3600 secs - Fri Mar 6 02:48:26 2015\n.169.74.58 # lfd: (sshd) Failed SSH login from 109.169.74.58 (GB\/United Kingdom\/mail2.algeos.com): 5 in the last 3600 secs - Fri Mar 6 03:49:03 2015<\/pre>\n\n\n\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u5c1d\u8bd5\u901a\u8fc7\u66b4\u529b\u6cd5\u767b\u5f55\u7684IP\u5730\u5740\u90fd\u88ab\u5c4f\u853d\u4e86\uff0c\u771f\u662f\u773c\u4e0d\u89c1\u5fc3\u4e0d\u70e6\u554a\uff01<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u9501\u4f4f\u8d26\u6237<\/h3>\n\n\n\n<p>\u5982\u679c\u67d0\u4e2a\u8d26\u6237\u5728\u5f88\u957f\u4e00\u6bb5\u65f6\u95f4\u5185\u90fd\u4e0d\u4f1a\u88ab\u4f7f\u7528\u4e86\uff0c\u90a3\u4e48\u53ef\u4ee5\u5c06\u5176\u9501\u4f4f\u4ee5\u9632\u6b62\u5176\u5b83\u4eba\u8bbf\u95ee\u3002\u4f7f\u7528\u5982\u4e0b\u547d\u4ee4\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">passwd -l accountName<\/pre>\n\n\n\n<p>\u5f53\u7136\uff0c\u8fd9\u4e2a\u8d26\u6237\u4f9d\u7136\u53ef\u4ee5\u88abroot\u7528\u6237\u4f7f\u7528\uff08LCTT \u8bd1\u6ce8\uff1a\u53ef\u7528 su \u5207\u6362\u4e3a\u8be5\u8d26\u53f7\uff09\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e86\u89e3\u670d\u52a1\u5668\u4e0a\u7684\u670d\u52a1<\/h3>\n\n\n\n<p>\u670d\u52a1\u5668\u7684\u672c\u8d28\u662f\u4e3a\u5404\u79cd\u670d\u52a1\u63d0\u4f9b\u8bbf\u95ee\u529f\u80fd\u3002\u4f7f\u670d\u52a1\u5668\u53ea\u8fd0\u884c\u6240\u9700\u7684\u670d\u52a1\uff0c\u5173\u95ed\u6ca1\u6709\u4f7f\u7528\u7684\u670d\u52a1\u3002\u8fd9\u6837\u505a\u4e0d\u4ec5\u4f1a\u91ca\u653e\u4e00\u4e9b\u7cfb\u7edf\u8d44\u6e90\uff0c\u800c\u4e14\u4e5f\u4f1a\u4f7f\u670d\u52a1\u5668\u53d8\u5f97\u66f4\u52a0\u5b89\u5168\u3002\u6bd4\u5982\uff0c\u5982\u679c\u53ea\u662f\u8fd0\u884c\u4e00\u4e2a\u7b80\u5355\u7684\u670d\u52a1\u5668\uff0c\u663e\u7136\u4e0d\u9700\u8981X\u663e\u793a\u6216\u8005\u684c\u9762\u73af\u5883\u3002\u5982\u679c\u4e0d\u9700\u8981Windows\u7f51\u7edc\u5171\u4eab\u529f\u80fd\uff0c\u5219\u53ef\u4ee5\u653e\u5fc3\u5173\u95edSamba\u3002<\/p>\n\n\n\n<p>\u4f7f\u7528\u4e0b\u9762\u7684\u547d\u4ee4\u80fd\u67e5\u770b\u4f34\u968f\u7cfb\u7edf\u542f\u52a8\u800c\u542f\u52a8\u7684\u670d\u52a1\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">chkconfig --list | grep \"3n\"<\/pre>\n\n\n\n<p>\u5982\u679c\u7cfb\u7edf\u8fd0\u884c\u4e86&nbsp;<strong>systemd&nbsp;<\/strong>\uff0c\u6267\u884c\u8fd9\u6761\u547d\u4ee4\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">systemctl list-unit-files --type=service | grep enabled<\/pre>\n\n\n\n<p>\u7136\u540e\u4f7f\u7528\u4e0b\u9762\u7684\u547d\u4ee4\u5173\u95ed\u670d\u52a1\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">chkconfig service off\n\u6216\nsystemctl disable service<\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u628a\u201cservice\u201d\u66ff\u6362\u6210\u771f\u6b63\u60f3\u8981\u505c\u6b62\u7684\u670d\u52a1\u540d\u79f0\u3002\u5b9e\u4f8b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW prettyprint prettyprinted\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">chkconfig httpd off\n\u6216\nsystemctl disable httpd<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u5c0f\u7ed3<\/h3>\n\n\n\n<p>\u8fd9\u7bc7\u6587\u7ae0\u7684\u76ee\u7684\u662f\u6db5\u76d6\u4e00\u4e9b\u901a\u7528\u7684\u5b89\u5168\u6b65\u9aa4\u4ee5\u4fbf\u5e2e\u52a9\u4f60\u4fdd\u62a4\u670d\u52a1\u5668\u3002\u4f60\u53ef\u4ee5\u91c7\u53d6\u66f4\u591a\u65b9\u5f0f\u53bb\u589e\u5f3a\u5bf9\u670d\u52a1\u5668\u7684\u4fdd\u62a4\u3002\u8bf7\u8bb0\u4f4f\u4fdd\u8bc1\u670d\u52a1\u5668\u5b89\u5168\u662f\u4f60\u7684\u8d23\u4efb\uff0c\u5728\u7ef4\u62a4\u670d\u52a1\u5668\u5b89\u5168\u65f6\u5c3d\u91cf\u505a\u51fa\u660e\u667a\u7684\u9009\u62e9\uff0c\u5c3d\u7ba1\u5e76\u6ca1\u6709\u4ec0\u4e48\u5bb9\u6613\u7684\u65b9\u5f0f\u53bb\u5b8c\u6210\u8fd9\u4ef6\u4e8b\u60c5\uff0c\u800c\u5efa\u7acb\u201c\u5b8c\u5584\u7684\u201d\u5b89\u5168\u9700\u8981\u82b1\u8d39\u5927\u91cf\u7684\u65f6\u95f4\u548c\u6d4b\u8bd5\u76f4\u5230\u8fbe\u5230\u60f3\u8981\u7684\u7ed3\u679c\u3002<\/p>\n\n\n\n<p>&nbsp;<\/p>\n\n\n\n<p>&nbsp;<\/p>\n\n\n\n<p>\u539f\u6587\u94fe\u63a5\uff1ahttps:\/\/www.centoscn.com\/CentosSecurity\/CentosSafe\/2015\/0705\/5798.html<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6bcb\u5eb8\u7f6e\u7591\uff0c\u5bf9\u4e8e\u7cfb\u7edf\u7ba1\u7406\u5458\uff0c\u63d0\u9ad8\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u662f\u6700\u91cd\u8981\u7684\u4e8b\u60c5\u4e4b\u4e00\u3002\u56e0\u6b64\uff0c\u4e5f\u5c31\u6709\u4e86\u8bb8\u591a\u9488\u5bf9\u8fd9\u4e2a\u8bdd\u9898\u800c\u751f\u7684\u6587\u7ae0\u3001\u535a\u5ba2 &#8230; <a title=\"CentOS\u670d\u52a1\u5668\u5b89\u5168\u6280\u5de7\" class=\"read-more\" href=\"https:\/\/cn.hostease.com\/xueyuan\/jishu\/centos%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%ae%89%e5%85%a8%e6%8a%80%e5%b7%a7\/\" aria-label=\"\u9605\u8bfb CentOS\u670d\u52a1\u5668\u5b89\u5168\u6280\u5de7\">\u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[49,5],"tags":[622],"class_list":["post-2062","post","type-post","status-publish","format-standard","hentry","category-linux","category-jishu","tag-linux"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2062","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/comments?post=2062"}],"version-history":[{"count":3,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2062\/revisions"}],"predecessor-version":[{"id":9304,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2062\/revisions\/9304"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=2062"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=2062"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=2062"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}