{"id":44456,"date":"2024-10-06T15:45:19","date_gmt":"2024-10-06T07:45:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/44456\/"},"modified":"2024-10-06T15:45:19","modified_gmt":"2024-10-06T07:45:19","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%e9%97%9c%e6%b3%a8%e9%96%8b%e6%94%be%e7%ab%af%e5%8f%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/44456\/","title":{"rendered":"Linux \u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u95dc\u6ce8\u958b\u653e\u7aef\u53e3"},"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%e9%97%9c%e6%b3%a8%e9%96%8b%e6%94%be%e7%ab%af%e5%8f%a3-dXAHMEYdLm\">Linux \u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u95dc\u6ce8\u958b\u653e\u7aef\u53e3<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u4f4d\u6642\u4ee3\uff0c\u4f3a\u670d\u5668\u5b89\u5168\u6027\u6210\u70ba\u4e86\u4f01\u696d\u548c\u500b\u4eba\u7528\u6236\u4e0d\u53ef\u5ffd\u8996\u7684\u91cd\u8981\u8b70\u984c\u3002\u7279\u5225\u662f\u5c0d\u65bc\u4f7f\u7528 Linux \u7cfb\u7d71\u7684\u4f3a\u670d\u5668\uff0c\u958b\u653e\u7aef\u53e3\u7684\u7ba1\u7406\u8207\u76e3\u63a7\u662f\u78ba\u4fdd\u7cfb\u7d71\u5b89\u5168\u7684\u95dc\u9375\u56e0\u7d20\u4e4b\u4e00\u3002\u672c\u6587\u5c07\u63a2\u8a0e Linux \u4f3a\u670d\u5668\u7684\u958b\u653e\u7aef\u53e3\u5b89\u5168\u7b56\u7565\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u4fdd\u8b77\u5176\u4f3a\u670d\u5668\u514d\u53d7\u6f5b\u5728\u7684\u653b\u64ca\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e9%96%8b%e6%94%be%e7%ab%af%e5%8f%a3%ef%bc%9f-dXAHMEYdLm\">\u4ec0\u9ebc\u662f\u958b\u653e\u7aef\u53e3\uff1f<\/h2>\n<p>\u958b\u653e\u7aef\u53e3\u662f\u6307\u4f3a\u670d\u5668\u4e0a\u5141\u8a31\u5916\u90e8\u9023\u63a5\u7684\u7db2\u7d61\u7aef\u53e3\u3002\u6bcf\u500b\u7aef\u53e3\u90fd\u5c0d\u61c9\u8457\u7279\u5b9a\u7684\u670d\u52d9\u6216\u61c9\u7528\u7a0b\u5e8f\uff0c\u4f8b\u5982 HTTP\uff08\u7aef\u53e3 80\uff09\u3001HTTPS\uff08\u7aef\u53e3 443\uff09\u548c SSH\uff08\u7aef\u53e3 22\uff09\u3002\u7576\u9019\u4e9b\u7aef\u53e3\u958b\u653e\u6642\uff0c\u5916\u90e8\u7528\u6236\u53ef\u4ee5\u901a\u904e\u7db2\u7d61\u8a2a\u554f\u76f8\u61c9\u7684\u670d\u52d9\uff0c\u4f46\u540c\u6642\u4e5f\u53ef\u80fd\u6210\u70ba\u653b\u64ca\u8005\u7684\u76ee\u6a19\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e8%a6%81%e9%97%9c%e6%b3%a8%e9%96%8b%e6%94%be%e7%ab%af%e5%8f%a3%ef%bc%9f-dXAHMEYdLm\">\u70ba\u4ec0\u9ebc\u8981\u95dc\u6ce8\u958b\u653e\u7aef\u53e3\uff1f<\/h2>\n<p>\u958b\u653e\u7aef\u53e3\u7684\u6578\u91cf\u548c\u72c0\u614b\u76f4\u63a5\u5f71\u97ff\u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\u3002\u6839\u64da\u7d71\u8a08\uff0c\u8a31\u591a\u7db2\u7d61\u653b\u64ca\u90fd\u662f\u901a\u904e\u672a\u7d93\u6388\u6b0a\u7684\u7aef\u53e3\u9032\u884c\u7684\u3002\u82e5\u4f3a\u670d\u5668\u4e0a\u958b\u653e\u4e86\u4e0d\u5fc5\u8981\u7684\u7aef\u53e3\uff0c\u5247\u53ef\u80fd\u6703\u589e\u52a0\u88ab\u653b\u64ca\u7684\u98a8\u96aa\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u6aa2\u67e5\u548c\u7ba1\u7406\u958b\u653e\u7aef\u53e3\u662f\u7dad\u8b77\u4f3a\u670d\u5668\u5b89\u5168\u7684\u91cd\u8981\u6b65\u9a5f\u3002<\/p>\n<h2 id=\"%e6%aa%a2%e6%9f%a5%e9%96%8b%e6%94%be%e7%ab%af%e5%8f%a3%e7%9a%84%e6%96%b9%e6%b3%95-dXAHMEYdLm\">\u6aa2\u67e5\u958b\u653e\u7aef\u53e3\u7684\u65b9\u6cd5<\/h2>\n<p>\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u591a\u7a2e\u5de5\u5177\u4f86\u6aa2\u67e5\u958b\u653e\u7aef\u53e3\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><code>netstat<\/code>\uff1a\u9019\u662f\u4e00\u500b\u5e38\u7528\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u53ef\u4ee5\u986f\u793a\u7576\u524d\u7cfb\u7d71\u7684\u7db2\u7d61\u9023\u63a5\u3001\u8def\u7531\u8868\u548c\u7db2\u7d61\u63a5\u53e3\u7d71\u8a08\u4fe1\u606f\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u958b\u653e\u7aef\u53e3\uff1a<\/li>\n<pre><code>netstat -tuln<\/code><\/pre>\n<li><code>ss<\/code>\uff1a\u9019\u662f\u4e00\u500b\u66f4\u73fe\u4ee3\u7684\u5de5\u5177\uff0c\u529f\u80fd\u985e\u4f3c\u65bc <code>netstat<\/code>\uff0c\u4f46\u901f\u5ea6\u66f4\u5feb\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u958b\u653e\u7aef\u53e3\uff1a<\/li>\n<pre><code>ss -tuln<\/code><\/pre>\n<li><code>nmap<\/code>\uff1a\u9019\u662f\u4e00\u500b\u5f37\u5927\u7684\u7db2\u7d61\u6383\u63cf\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4f86\u6383\u63cf\u672c\u5730\u6216\u9060\u7a0b\u4e3b\u6a5f\u7684\u958b\u653e\u7aef\u53e3\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u9032\u884c\u6383\u63cf\uff1a<\/li>\n<pre><code>nmap -sT -O localhost<\/code><\/pre>\n<\/ul>\n<h2 id=\"%e9%97%9c%e9%96%89%e4%b8%8d%e5%bf%85%e8%a6%81%e7%9a%84%e7%ab%af%e5%8f%a3-dXAHMEYdLm\">\u95dc\u9589\u4e0d\u5fc5\u8981\u7684\u7aef\u53e3<\/h2>\n<p>\u4e00\u65e6\u8b58\u5225\u51fa\u4e0d\u5fc5\u8981\u7684\u958b\u653e\u7aef\u53e3\uff0c\u61c9\u7acb\u5373\u95dc\u9589\u5b83\u5011\u3002\u53ef\u4ee5\u4f7f\u7528 <code>iptables<\/code> \u6216 <code>firewalld<\/code> \u4f86\u7ba1\u7406\u9632\u706b\u7246\u898f\u5247\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 <code>iptables<\/code> \u95dc\u9589\u7aef\u53e3\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>iptables -A INPUT -p tcp --dport \u7aef\u53e3\u865f -j DROP<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u963b\u6b62\u6240\u6709\u9032\u5165\u6307\u5b9a\u7aef\u53e3\u7684 TCP \u6d41\u91cf\u3002\u78ba\u4fdd\u5728\u9032\u884c\u66f4\u6539\u4e4b\u524d\u5099\u4efd\u7576\u524d\u7684\u9632\u706b\u7246\u898f\u5247\u3002<\/p>\n<h2 id=\"%e5%ae%9a%e6%9c%9f%e7%9b%a3%e6%8e%a7%e5%92%8c%e5%af%a9%e8%a8%88-dXAHMEYdLm\">\u5b9a\u671f\u76e3\u63a7\u548c\u5be9\u8a08<\/h2>\n<p>\u9664\u4e86\u95dc\u9589\u4e0d\u5fc5\u8981\u7684\u7aef\u53e3\uff0c\u5b9a\u671f\u76e3\u63a7\u548c\u5be9\u8a08\u958b\u653e\u7aef\u53e3\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528\u81ea\u52d5\u5316\u5de5\u5177\u4f86\u5b9a\u671f\u6aa2\u67e5\u958b\u653e\u7aef\u53e3\u7684\u72c0\u614b\uff0c\u4e26\u751f\u6210\u5831\u544a\u3002\u9019\u6a23\u53ef\u4ee5\u53ca\u6642\u767c\u73fe\u4efb\u4f55\u7570\u5e38\u60c5\u6cc1\uff0c\u4e26\u63a1\u53d6\u76f8\u61c9\u7684\u63aa\u65bd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-dXAHMEYdLm\">\u7d50\u8ad6<\/h2>\n<p>\u5728 Linux \u4f3a\u670d\u5668\u7684\u5b89\u5168\u7ba1\u7406\u4e2d\uff0c\u95dc\u6ce8\u958b\u653e\u7aef\u53e3\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u901a\u904e\u5b9a\u671f\u6aa2\u67e5\u3001\u95dc\u9589\u4e0d\u5fc5\u8981\u7684\u7aef\u53e3\u4ee5\u53ca\u9032\u884c\u6301\u7e8c\u7684\u76e3\u63a7\uff0c\u60a8\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u5b89\u5168\u6027\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u5c07\u662f\u660e\u667a\u4e4b\u8209\u3002\u7121\u8ad6\u662f\u4f01\u696d\u9084\u662f\u500b\u4eba\u7528\u6236\uff0c\u78ba\u4fdd\u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\u90fd\u662f\u4fdd\u8b77\u6578\u64da\u548c\u696d\u52d9\u904b\u71df\u7684\u57fa\u77f3\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Linux\u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\uff0c\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u7ba1\u7406\u548c\u76e3\u63a7\u958b\u653e\u7aef\u53e3\uff0c\u63d0\u5347\u7cfb\u7d71\u9632\u8b77\u8207\u5b89\u5168\u6027\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-44456","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44456","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=44456"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44456\/revisions"}],"predecessor-version":[{"id":44457,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44456\/revisions\/44457"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=44456"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=44456"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=44456"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}