{"id":652163,"date":"2025-08-12T09:25:42","date_gmt":"2025-08-12T09:25:42","guid":{"rendered":"http:\/\/puo.cn\/?p=652163"},"modified":"2025-08-12T17:36:23","modified_gmt":"2025-08-12T09:36:23","slug":"%e4%b9%b0%e5%ae%8c%e6%9c%8d%e5%8a%a1%e5%99%a8%e4%b8%80%e5%ae%9a%e8%a6%81%e5%81%9a%e7%9a%844%e4%bb%b6%e4%ba%8b","status":"publish","type":"post","link":"http:\/\/puo.cn\/?p=652163","title":{"rendered":"\u4e70\u5b8c\u670d\u52a1\u5668\u4e00\u5b9a\u8981\u505a\u76844\u4ef6\u4e8b"},"content":{"rendered":"<section style=\"padding: 10px; background-size: auto; background-repeat: repeat;  background-position: center center; box-sizing: border-box;\" data-role=\"outer\">\n<p style=\"text-indent: 2em; font-size: 14px;\"><span style=\"font-size: 14px;\">\u5f88\u591a\u670b\u53cb\u5728\u4e70\u5b8c\u670d\u52a1\u5668\u540e\u5c31\u6025\u7740\u90e8\u7f72\u4e1a\u52a1\u3001\u642d\u5efa\u7f51\u7ad9\uff0c\u5374\u5ffd\u7565\u4e86\u6700\u5173\u952e\u7684\u4e00\u6b65\uff1a<strong>\u57fa\u7840\u5b89\u5168\u914d\u7f6e<\/strong>\u3002\u5c0f\u7f16\u81ea\u5df1\u5c31\u8e29\u8fc7\u5751\uff0c\u670d\u52a1\u5668\u521a\u4e70\u4e0d\u5230\u4e24\u5929\uff0c\u7aef\u53e3\u88ab\u626b\u3001\u7cfb\u7edf\u88ab\u5165\u4fb5\u3001\u7f51\u7ad9\u88ab\u6302\u9ed1\u94fe\u2026\u2026\u624d\u53d1\u73b0\uff0c\u670d\u52a1\u5668\u4e0d\u662f\u4e70\u5b8c\u5c31\u80fd\u76f4\u63a5\u7528\uff0c<strong>\u5fc5\u987b\u5148\u505a\u5b89\u5168\u52a0\u56fa<\/strong>\u3002\u8fd9\u7bc7\u6587\u7ae0\u5c31\u6765\u548c\u5927\u5bb6\u804a\u804a\uff0c\u65b0\u670d\u52a1\u5668\u5230\u624b\u540e\uff0c\u7b2c\u4e00\u65f6\u95f4\u5e94\u8be5\u505a\u76844\u4ef6\u4e8b\uff0c<strong>\u4e00\u6b65\u4e0d\u843d\u5730\u6267\u884c\uff0c\u624d\u80fd\u6709\u6548\u9632\u6b62\u9ed1\u5ba2\u76ef\u4e0a\u4f60<\/strong>\u3002<\/span><\/p>\n<section><\/section>\n<section class=\"mp_profile_iframe_wrp\"><\/section>\n<p style=\"text-align: center;\"><span style=\"font-size: 14px; color: #ff2941;\">\u3010\u5173\u6ce8\u5c0f\u7f16\u516c\u4f17\u53f7\u4e86\u89e3\u66f4\u591a\u670d\u52a1\u5668\u77e5\u8bc6\uff0c\u6b22\u8fce\u79c1\u4fe1\u54a8\u8be2\u5404\u7c7b\u670d\u52a1\u5668\u95ee\u9898\u3011<\/span><\/p>\n<h2 style=\"font-size: 17px;\"><\/h2>\n<section data-id=\"us-4653902\" data-tools=\"135\u7f16\u8f91\u5668\">\n<section style=\"margin: 10px auto; display: flex; justify-content: center;\">\n<section>\n<section style=\"display: flex; align-items: center; margin: 0 0 3px;\">\n<section style=\"flex-shrink: 0; display: flex; align-items: center; padding: 0 3px 0 10px; box-sizing: border-box;\">\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<section style=\"width: 100%; border-top: 1px solid #45d0fe; max-width: 100% !important; height: 1px; overflow: hidden; box-sizing: border-box;\" data-width=\"100%\"><\/section>\n<\/section>\n<section style=\"display: flex; justify-content: center;\">\n<section style=\"flex-shrink: 0; display: flex;\">\n<section style=\"display: flex; flex-direction: column; justify-content: center; padding: 5px 0 0; box-sizing: border-box; transform: translate(3px, 0px); -webkit-transform: translate(3px, 0px); -moz-transform: translate(3px, 0px); -o-transform: translate(3px, 0px);\">\n<section style=\"width: 0px; height: 1px; border-left: 3px solid #ffffff; border-top: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 3px; height: 45%; background-color: #ffffff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 0px; height: 1px; border-left: 3px solid #ffffff; border-bottom: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<section style=\"display: flex; flex-direction: column;\">\n<section style=\"width: 0px; height: 1px; border-right: 5px solid #5692ff; border-top: 5px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 100%; background-color: #5692ff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<\/section>\n<section style=\"font-size: 16px; color: #ffffff; text-align: center; background: linear-gradient(to right, #5692ff, #7256ff); padding: 4px 20px; box-sizing: border-box;\">\n<section><strong data-brushtype=\"text\"><span style=\"font-size: 18px;\">\u4e00\u3001\u521a\u4e70\u5b8c\u670d\u52a1\u5668\u8981\u505a\u76844\u4ef6\u4e8b<\/span><\/strong><\/section>\n<\/section>\n<section style=\"flex-shrink: 0; display: flex;\">\n<section style=\"display: flex; flex-direction: column;\">\n<section style=\"width: 5px; height: 100%; background-color: #7256ff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 0px; height: 1px; border-left: 5px solid #7256ff; border-bottom: 5px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<section style=\"display: flex; flex-direction: column; justify-content: center; padding: 0 0 5px; box-sizing: border-box; transform: translate(-3px, 0px); -webkit-transform: translate(-3px, 0px); -moz-transform: translate(-3px, 0px); -o-transform: translate(-3px, 0px);\">\n<section style=\"width: 0px; height: 1px; border-right: 3px solid #ffffff; border-top: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 3px; height: 45%; background-color: #ffffff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 0px; height: 1px; border-right: 3px solid #ffffff; border-bottom: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"display: flex; align-items: center; margin: 3px 0 0;\">\n<section style=\"width: 100%; border-top: 1px solid #45d0fe; max-width: 100% !important; height: 1px; overflow: hidden; box-sizing: border-box;\" data-width=\"100%\"><\/section>\n<section style=\"flex-shrink: 0; display: flex; align-items: center; padding: 0 10px 0 3px; box-sizing: border-box;\">\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; box-sizing: border-box;\"><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<h2 style=\"font-size: 17px;\"><\/h2>\n<h3 style=\"font-size: 17px;\"><span style=\"font-size: 16px;\"><strong>1. \u66f4\u6539\u9ed8\u8ba4\u767b\u5f55\u7aef\u53e3\u548c\u5bc6\u7801<\/strong><\/span><\/h3>\n<p style=\"text-indent: 2em; font-size: 14px;\"><span style=\"font-size: 14px;\">\u5f88\u591a\u670d\u52a1\u5668\u9ed8\u8ba4\u4f7f\u7528 22 \u7aef\u53e3\u4f5c\u4e3a SSH \u767b\u5f55\u53e3\u5b50\uff0c\u8fd9\u662f\u9ed1\u5ba2\u6700\u559c\u6b22\u626b\u7684\u7aef\u53e3\u4e4b\u4e00\u3002\u5982\u679c\u4f60\u8fd8\u7528\u4e86\u5f31\u5bc6\u7801\uff0c\u90a3\u51e0\u4e4e\u662f\u9080\u8bf7\u4eba\u5bb6\u6765\u5165\u4fb5\u3002<\/span><\/p>\n<p><span style=\"font-size: 14px;\"><strong>\u5c0f\u7f16\u7684\u505a\u6cd5\u662f\uff1a<\/strong><\/span><\/p>\n<ul class=\"list-paddingleft-2\" style=\"margin: 0px; padding: 0 0 0 30px; list-style-position: outside;\">\n<li><span style=\"font-size: 14px;\">\u9996\u5148\u4fee\u6539 SSH \u7684\u9ed8\u8ba4\u7aef\u53e3\uff0c\u6bd4\u5982\u6539\u6210 22222\uff08\u4f46\u522b\u9009\u5e38\u89c1\u7684\u7aef\u53e3\uff09\u3002<\/span><\/li>\n<li><span style=\"font-size: 14px;\">\u4f7f\u7528\u9ad8\u5f3a\u5ea6\u5bc6\u7801\uff0c\u6216\u8005\u5e72\u8106\u4e0a SSH key \u9a8c\u8bc1\u3002<\/span><\/li>\n<li><span style=\"font-size: 14px;\">\u7981\u6b62 root \u76f4\u63a5\u767b\u5f55\uff0c\u521b\u5efa\u4e00\u4e2a\u666e\u901a\u7528\u6237\u7528\u4e8e\u8fdc\u7a0b\u767b\u5f55\u3002<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 14px;\">\u8fd9\u6837\u4e00\u6765\uff0c<strong>\u5c31\u80fd\u5927\u5e45\u51cf\u5c11\u88ab\u201c\u649e\u5e93\u201d\u548c\u66b4\u529b\u7834\u89e3\u7684\u98ce\u9669<\/strong>\u3002<\/span><\/p>\n<h3 style=\"font-size: 17px;\"><\/h3>\n<p style=\"font-size: 14px;\">\n<h3 style=\"font-size: 17px;\"><strong><span style=\"font-size: 16px;\">2. \u66f4\u65b0\u7cfb\u7edf\u5e76\u5b89\u88c5\u5fc5\u8981\u7684\u5b89\u5168\u7ec4\u4ef6<\/span><\/strong><\/h3>\n<p style=\"text-indent: 2em; font-size: 14px;\"><span style=\"font-size: 14px;\">\u65b0\u88c5\u7cfb\u7edf\u5f88\u591a\u65f6\u5019\u90fd\u662f\u9ed8\u8ba4\u6a21\u677f\uff0c\u53ef\u80fd\u5b58\u5728\u5df2\u77e5\u6f0f\u6d1e\uff0c<strong>\u7b2c\u4e00\u65f6\u95f4\u6253\u8865\u4e01\u975e\u5e38\u91cd\u8981<\/strong>\u3002<\/span><\/p>\n<ul class=\"list-paddingleft-1\" style=\"margin: 0px; padding: 0 0 0 30px; list-style-position: outside;\">\n<li><span style=\"font-size: 14px;\">\u4f7f\u7528\u00a0<\/span><code><span style=\"font-size: 14px;\">apt update &amp;&amp; apt upgrade<\/span><\/code><span style=\"font-size: 14px;\">\uff08Debian\/Ubuntu\uff09\u6216\u00a0<\/span><code><span style=\"font-size: 14px;\">yum update<\/span><\/code><span style=\"font-size: 14px;\">\uff08CentOS\uff09\u66f4\u65b0\u7cfb\u7edf\u3002<\/span><\/li>\n<li><span style=\"font-size: 14px;\">\u5b89\u88c5 Fail2ban\u3001\u9632\u706b\u5899\uff08\u5982 UFW\u3001firewalld\uff09\u7b49\u5de5\u5177\uff0c\u9650\u5236\u6076\u610f IP\u3002<\/span><\/li>\n<li><span style=\"font-size: 14px;\">\u914d\u7f6e SSH \u8d85\u65f6\u65ad\u5f00\uff0c\u907f\u514d\u6709\u4eba\u6302\u7740\u5c1d\u8bd5\u66b4\u529b\u7834\u89e3\u3002<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 14px;\">\u8fd9\u4e9b\u6b65\u9aa4\u505a\u5b8c\uff0c\u670d\u52a1\u5668\u7684\u57fa\u7840\u5b89\u5168\u9632\u62a4\u624d\u7b97\u201c\u5408\u683c\u201d\u3002<\/span><\/p>\n<h3 style=\"font-size: 17px;\"><\/h3>\n<p style=\"font-size: 14px;\">\n<h3 style=\"font-size: 17px;\"><span style=\"font-size: 16px;\"><strong>3. \u5173\u95ed\u4e0d\u5fc5\u8981\u7684\u670d\u52a1\u548c\u7aef\u53e3<\/strong><\/span><\/h3>\n<p style=\"text-indent: 2em; font-size: 14px;\"><span style=\"font-size: 14px;\">\u521a\u88c5\u597d\u7684\u670d\u52a1\u5668\uff0c\u5f88\u591a\u670d\u52a1\u4f60\u7528\u4e0d\u5230\uff0c\u6bd4\u5982 mail\u3001FTP\u3001rpcbind \u7b49\uff0c\u5982\u679c\u4e0d\u5173\u6389\u5c31\u662f\u201c\u767d\u9001\u6f0f\u6d1e\u201d\u3002<\/span><\/p>\n<p><span style=\"font-size: 14px;\"><strong>\u6211\u7684\u4e60\u60ef\u662f\u8fd9\u6837\u64cd\u4f5c\uff1a<\/strong><\/span><\/p>\n<pre><code><span style=\"font-size: 14px;\"># \u67e5\u770b\u7aef\u53e3\u5360\u7528 netstat -tulnp \u6216 ss -tulnp \u00a0# \u5173\u95ed\u7528\u4e0d\u5230\u7684\u670d\u52a1 systemctl disable \u670d\u52a1\u540d systemctl stop \u670d\u52a1\u540d<\/span><\/code><\/pre>\n<p style=\"text-indent: 2em; font-size: 14px;\"><span style=\"font-size: 14px;\">\u7136\u540e\u914d\u5408\u9632\u706b\u5899\u53ea\u5f00\u653e\u5fc5\u987b\u7aef\u53e3\uff0c\u6bd4\u5982 80\u3001443\u3001\u81ea\u5df1\u7528\u7684 SSH \u7aef\u53e3\u7b49\u3002<strong>\u8d8a\u5c11\u66b4\u9732\u5728\u516c\u7f51\uff0c\u8d8a\u96be\u88ab\u9ed1\u5ba2\u76ef\u4e0a\u3002<\/strong><\/span><\/p>\n<h3 style=\"font-size: 17px;\"><\/h3>\n<p style=\"font-size: 14px;\">\n<h3 style=\"font-size: 17px;\"><span style=\"font-size: 16px;\"><strong>4. \u5f00\u542f\u5b89\u5168\u76d1\u63a7\u548c\u5907\u4efd\u673a\u5236<\/strong><\/span><\/h3>\n<p style=\"text-indent: 2em; font-size: 14px;\"><span style=\"font-size: 14px;\">\u4f60\u4e0d\u53ef\u80fd\u5929\u5929\u76ef\u7740\u670d\u52a1\u5668\uff0c\u4f46\u9ed1\u5ba2\u53ef\u80fd24\u5c0f\u65f6\u5728\u5c1d\u8bd5\u5165\u4fb5\u3002<strong>\u5f00\u542f\u5b9e\u65f6\u76d1\u63a7\u548c\u81ea\u52a8\u5907\u4efd\u662f\u6700\u540e\u4e00\u9053\u9632\u7ebf\u3002<\/strong><\/span><\/p>\n<ul class=\"list-paddingleft-2\" style=\"margin: 0px; padding: 0 0 0 30px; list-style-position: outside;\">\n<li><span style=\"font-size: 14px;\">\u914d\u7f6e\u65e5\u5fd7\u76d1\u63a7\u5de5\u5177\uff0c\u6bd4\u5982 Logwatch\u3001GoAccess\uff0c\u968f\u65f6\u638c\u63e1\u8bbf\u95ee\u548c\u5f02\u5e38\u65e5\u5fd7\u3002<\/span><\/li>\n<li><span style=\"font-size: 14px;\">\u8bbe\u7f6e\u81ea\u52a8\u5907\u4efd\u8ba1\u5212\uff0c\u628a\u5173\u952e\u6570\u636e\u5b9a\u671f\u5907\u4efd\u5230\u672c\u5730\u6216\u4e91\u7aef\uff0c\u9632\u6b62\u6570\u636e\u4e22\u5931\u3002<\/span><\/li>\n<li><span style=\"font-size: 14px;\">\u5982\u679c\u8d44\u6e90\u5141\u8bb8\uff0c\u4e5f\u53ef\u4ee5\u90e8\u7f72\u4e91\u76d1\u63a7\u5e73\u53f0\uff0c\u5982\u963f\u91cc\u4e91\u76d1\u63a7\u3001Zabbix \u7b49\u3002<\/span><\/li>\n<\/ul>\n<p style=\"text-indent: 2em; font-size: 14px;\"><span style=\"font-size: 14px;\">\u5c0f\u7f16\u5403\u8fc7\u4e00\u6b21\u6ca1\u5907\u4efd\u7684\u4e8f\uff0c\u6570\u636e\u5e93\u8bef\u5220\u4e4b\u540e\u771f\u662f\u6094\u5230\u80a0\u5b50\u90fd\u9752\u4e86\u3002\u6240\u4ee5\u5efa\u8bae\u5927\u5bb6\u4e00\u5b9a\u8981\u517b\u6210\u5907\u4efd\u7684\u4e60\u60ef\uff01<\/span><\/p>\n<h2 style=\"font-size: 17px;\"><\/h2>\n<section data-id=\"us-4653902\" data-tools=\"135\u7f16\u8f91\u5668\">\n<section style=\"margin: 10px auto; display: flex; justify-content: center;\">\n<section>\n<section style=\"display: flex; align-items: center; margin: 0 0 3px;\">\n<section style=\"flex-shrink: 0; display: flex; align-items: center; padding: 0 3px 0 10px; box-sizing: border-box;\">\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<section style=\"width: 100%; border-top: 1px solid #45d0fe; max-width: 100% !important; height: 1px; overflow: hidden; box-sizing: border-box;\" data-width=\"100%\"><\/section>\n<\/section>\n<section style=\"display: flex; justify-content: center;\">\n<section style=\"flex-shrink: 0; display: flex;\">\n<section style=\"display: flex; flex-direction: column; justify-content: center; padding: 5px 0 0; box-sizing: border-box; transform: translate(3px, 0px); -webkit-transform: translate(3px, 0px); -moz-transform: translate(3px, 0px); -o-transform: translate(3px, 0px);\">\n<section style=\"width: 0px; height: 1px; border-left: 3px solid #ffffff; border-top: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 3px; height: 45%; background-color: #ffffff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 0px; height: 1px; border-left: 3px solid #ffffff; border-bottom: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<section style=\"display: flex; flex-direction: column;\">\n<section style=\"width: 0px; height: 1px; border-right: 5px solid #5692ff; border-top: 5px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 100%; background-color: #5692ff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<\/section>\n<section style=\"font-size: 16px; color: #ffffff; text-align: center; background: linear-gradient(to right, #5692ff, #7256ff); padding: 4px 20px; box-sizing: border-box;\">\n<section><strong data-brushtype=\"text\"><span style=\"font-size: 18px;\">\u4e8c\u3001\u4e3a\u4ec0\u4e48\u8fd9\u4e9b\u64cd\u4f5c\u4e0d\u80fd\u5c11\uff1f<\/span><\/strong><\/section>\n<\/section>\n<section style=\"flex-shrink: 0; display: flex;\">\n<section style=\"display: flex; flex-direction: column;\">\n<section style=\"width: 5px; height: 100%; background-color: #7256ff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 0px; height: 1px; border-left: 5px solid #7256ff; border-bottom: 5px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<section style=\"display: flex; flex-direction: column; justify-content: center; padding: 0 0 5px; box-sizing: border-box; transform: translate(-3px, 0px); -webkit-transform: translate(-3px, 0px); -moz-transform: translate(-3px, 0px); -o-transform: translate(-3px, 0px);\">\n<section style=\"width: 0px; height: 1px; border-right: 3px solid #ffffff; border-top: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 3px; height: 45%; background-color: #ffffff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 0px; height: 1px; border-right: 3px solid #ffffff; border-bottom: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"display: flex; align-items: center; margin: 3px 0 0;\">\n<section style=\"width: 100%; border-top: 1px solid #45d0fe; max-width: 100% !important; height: 1px; overflow: hidden; box-sizing: border-box;\" data-width=\"100%\"><\/section>\n<section style=\"flex-shrink: 0; display: flex; align-items: center; padding: 0 10px 0 3px; box-sizing: border-box;\">\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; box-sizing: border-box;\"><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<h2 style=\"font-size: 17px;\"><\/h2>\n<p style=\"text-indent: 2em; font-size: 14px;\"><span style=\"font-size: 14px;\">\u5f88\u591a\u65b0\u624b\u4ee5\u4e3a\u201c\u53cd\u6b63\u6211\u7f51\u7ad9\u8fd8\u6ca1\u4e0a\u7ebf\uff0c\u4e0d\u6025\u201d\uff0c\u4f46\u4e8b\u5b9e\u4e0a<strong>\u626b\u63cf\u673a\u5668\u4eba\u6bcf\u5929\u90fd\u5728\u5168\u7403\u8303\u56f4\u626b\u7aef\u53e3<\/strong>\uff0c\u4e00\u65e6\u53d1\u73b0\u4f60\u7684\u670d\u52a1\u5668\u5b58\u5728\u6f0f\u6d1e\u3001\u5f31\u53e3\u4ee4\u3001\u5f00\u653e\u7aef\u53e3\uff0c\u5c31\u53ef\u80fd\u6210\u4e3a\u4e0b\u4e00\u4e2a\u88ab\u653b\u51fb\u5bf9\u8c61\u3002<\/span><\/p>\n<p style=\"text-indent: 2em; 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height: 5px; background-color: #45d0fe; margin-left: 3px; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<section style=\"width: 100%; border-top: 1px solid #45d0fe; max-width: 100% !important; height: 1px; overflow: hidden; box-sizing: border-box;\" data-width=\"100%\"><\/section>\n<\/section>\n<section style=\"display: flex; justify-content: center;\">\n<section style=\"flex-shrink: 0; display: flex;\">\n<section style=\"display: flex; flex-direction: column; justify-content: center; padding: 5px 0 0; box-sizing: border-box; transform: translate(3px, 0px); -webkit-transform: translate(3px, 0px); -moz-transform: translate(3px, 0px); -o-transform: translate(3px, 0px);\">\n<section style=\"width: 0px; height: 1px; border-left: 3px solid #ffffff; border-top: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 3px; height: 45%; background-color: #ffffff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 0px; height: 1px; border-left: 3px solid #ffffff; border-bottom: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<section style=\"display: flex; flex-direction: column;\">\n<section style=\"width: 0px; height: 1px; border-right: 5px solid #5692ff; border-top: 5px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 100%; background-color: #5692ff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<\/section>\n<section style=\"font-size: 16px; color: #ffffff; text-align: center; background: linear-gradient(to right, #5692ff, #7256ff); padding: 4px 20px; box-sizing: border-box;\">\n<section><strong data-brushtype=\"text\"><span style=\"font-size: 18px;\">\u4e09\u3001\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/span><\/strong><\/section>\n<\/section>\n<section style=\"flex-shrink: 0; display: flex;\">\n<section style=\"display: flex; flex-direction: column;\">\n<section style=\"width: 5px; height: 100%; background-color: #7256ff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 0px; height: 1px; border-left: 5px solid #7256ff; border-bottom: 5px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<section style=\"display: flex; flex-direction: column; justify-content: center; padding: 0 0 5px; box-sizing: border-box; transform: translate(-3px, 0px); -webkit-transform: translate(-3px, 0px); -moz-transform: translate(-3px, 0px); -o-transform: translate(-3px, 0px);\">\n<section style=\"width: 0px; height: 1px; border-right: 3px solid #ffffff; border-top: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 3px; height: 45%; background-color: #ffffff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 0px; height: 1px; border-right: 3px solid #ffffff; border-bottom: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"display: flex; align-items: center; margin: 3px 0 0;\">\n<section style=\"width: 100%; border-top: 1px solid #45d0fe; max-width: 100% !important; height: 1px; overflow: hidden; box-sizing: border-box;\" data-width=\"100%\"><\/section>\n<section style=\"flex-shrink: 0; display: flex; align-items: center; padding: 0 10px 0 3px; box-sizing: border-box;\">\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; box-sizing: border-box;\"><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<h2 style=\"font-size: 17px;\"><\/h2>\n<p><span style=\"font-size: 14px;\"><strong>1. \u6211\u53ea\u662f\u642d\u5efa\u4e00\u4e2a\u5c0f\u7f51\u7ad9\uff0c\u4e5f\u9700\u8981\u505a\u8fd9\u4e9b\u5b89\u5168\u8bbe\u7f6e\u5417\uff1f<\/strong><br \/>\n\u662f\u7684\uff0c\u54ea\u6015\u662f\u6700\u5c0f\u7684\u7f51\u7ad9\u4e5f\u53ef\u80fd\u88ab\u76ef\u4e0a\uff0c\u4e92\u8054\u7f51\u6ca1\u6709\u201c\u4f53\u91cf\u8c41\u514d\u6743\u201d\u3002<\/span><\/p>\n<p><span style=\"font-size: 14px;\"><strong>2. \u66f4\u6539 SSH \u7aef\u53e3\u662f\u4e0d\u662f\u5c31\u4e07\u65e0\u4e00\u5931\uff1f<\/strong><br \/>\n\u4e0d\uff0c\u6539\u7aef\u53e3\u53ea\u662f\u964d\u4f4e\u88ab\u626b\u51e0\u7387\uff0c\u771f\u6b63\u7684\u5b89\u5168\u8fd8\u8981\u914d\u5408\u5bc6\u94a5\u3001\u9650\u5236 IP \u7b49\u63aa\u65bd\u3002<\/span><\/p>\n<p><span style=\"font-size: 14px;\"><strong>3. \u9632\u706b\u5899\u7528\u54ea\u4e2a\u6bd4\u8f83\u597d\uff1f<\/strong><br \/>\n\u65b0\u624b\u63a8\u8350 UFW\uff08Ubuntu\uff09\u6216 firewalld\uff08CentOS\uff09\uff0c\u7b80\u5355\u6613\u7528\uff0c\u8db3\u591f\u65e5\u5e38\u9632\u62a4\u3002<\/span><\/p>\n<p><span style=\"font-size: 14px;\"><strong>4. Fail2ban \u662f\u4ec0\u4e48\uff0c\u6709\u5fc5\u8981\u7528\u5417\uff1f<\/strong><br \/>\n\u5b83\u662f\u4e00\u4e2a\u81ea\u52a8\u5c01\u7981\u66b4\u529b\u7834\u89e3 IP \u7684\u5de5\u5177\uff0c\u5efa\u8bae\u4f7f\u7528\uff0c\u5bf9 SSH \u975e\u5e38\u6709\u6548\u3002<\/span><\/p>\n<p><span style=\"font-size: 14px;\"><strong>5. \u5982\u4f55\u8bbe\u7f6e\u81ea\u52a8\u5907\u4efd\uff1f<\/strong><br \/>\n\u53ef\u4ee5\u7528 crontab + rsync\u3001rclone \u7ec4\u5408\uff0c\u6216\u8005\u7528\u5b9d\u5854\u3001CloudPanel \u8fd9\u7c7b\u9762\u677f\u81ea\u5e26\u7684\u5907\u4efd\u529f\u80fd\u3002<\/span><\/p>\n<h2 style=\"font-size: 17px;\"><\/h2>\n<section data-id=\"us-4653902\" data-tools=\"135\u7f16\u8f91\u5668\">\n<section style=\"margin: 10px auto; display: flex; justify-content: center;\">\n<section>\n<section style=\"display: flex; align-items: center; margin: 0 0 3px;\">\n<section style=\"flex-shrink: 0; display: flex; align-items: center; padding: 0 3px 0 10px; box-sizing: border-box;\">\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<section style=\"width: 100%; border-top: 1px solid #45d0fe; max-width: 100% !important; height: 1px; overflow: hidden; box-sizing: border-box;\" data-width=\"100%\"><\/section>\n<\/section>\n<section style=\"display: flex; justify-content: center;\">\n<section style=\"flex-shrink: 0; display: flex;\">\n<section style=\"display: flex; flex-direction: column; justify-content: center; padding: 5px 0 0; box-sizing: border-box; transform: translate(3px, 0px); -webkit-transform: translate(3px, 0px); -moz-transform: translate(3px, 0px); -o-transform: translate(3px, 0px);\">\n<section style=\"width: 0px; 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display: flex;\">\n<section style=\"display: flex; flex-direction: column;\">\n<section style=\"width: 5px; height: 100%; background-color: #7256ff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 0px; height: 1px; border-left: 5px solid #7256ff; border-bottom: 5px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<section style=\"display: flex; flex-direction: column; justify-content: center; padding: 0 0 5px; box-sizing: border-box; transform: translate(-3px, 0px); -webkit-transform: translate(-3px, 0px); -moz-transform: translate(-3px, 0px); -o-transform: translate(-3px, 0px);\">\n<section style=\"width: 0px; height: 1px; border-right: 3px solid #ffffff; border-top: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 3px; height: 45%; background-color: #ffffff; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 0px; height: 1px; border-right: 3px solid #ffffff; border-bottom: 3px solid transparent; overflow: hidden; box-sizing: border-box;\"><\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"display: flex; align-items: center; margin: 3px 0 0;\">\n<section style=\"width: 100%; border-top: 1px solid #45d0fe; max-width: 100% !important; height: 1px; overflow: hidden; box-sizing: border-box;\" data-width=\"100%\"><\/section>\n<section style=\"flex-shrink: 0; display: flex; align-items: center; padding: 0 10px 0 3px; box-sizing: border-box;\">\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; overflow: hidden; box-sizing: border-box;\"><\/section>\n<section style=\"width: 5px; height: 5px; background-color: #45d0fe; margin-left: 3px; box-sizing: border-box;\"><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<h2 style=\"font-size: 17px;\"><\/h2>\n<p style=\"text-indent: 2em; 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