{"id":45628,"date":"2024-10-07T00:43:14","date_gmt":"2024-10-06T16:43:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/45628\/"},"modified":"2024-11-14T10:36:26","modified_gmt":"2024-11-14T02:36:26","slug":"%e5%9c%a8-ubuntu-%e4%b8%ad%e7%94%a8-ufw-%e9%85%8d%e7%bd%ae%e9%98%b2%e7%81%ab%e7%89%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/45628\/","title":{"rendered":"\u5728 Ubuntu \u4e2d\u7528 UFW \u914d\u7f6e\u9632\u706b\u7246"},"content":{"rendered":"<h1 id=\"%e5%9c%a8-ubuntu-%e4%b8%ad%e7%94%a8-ufw-%e9%85%8d%e7%bd%ae%e9%98%b2%e7%81%ab%e7%89%86-cuJNRufACV\">\u5728 Ubuntu \u4e2d\u7528 UFW \u914d\u7f6e\u9632\u706b\u7246<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u4fdd\u8b77\u4f3a\u670d\u5668\u514d\u53d7\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002Ubuntu \u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684 Linux \u767c\u884c\u7248\uff0c\u63d0\u4f9b\u4e86\u7c21\u55ae\u6613\u7528\u7684\u9632\u706b\u7246\u5de5\u5177\u2014\u2014UFW\uff08Uncomplicated Firewall\uff09\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 Ubuntu \u4e2d\u4f7f\u7528 UFW \u914d\u7f6e\u9632\u706b\u7246\uff0c\u4ee5\u589e\u5f37\u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-ufw%ef%bc%9f-cuJNRufACV\">\u4ec0\u9ebc\u662f UFW\uff1f<\/h2>\n<p>UFW \u662f Ubuntu \u7684\u4e00\u500b\u524d\u7aef\u5de5\u5177\uff0c\u7528\u65bc\u7ba1\u7406 iptables \u9632\u706b\u7246\u3002\u5b83\u65e8\u5728\u7c21\u5316\u9632\u706b\u7246\u7684\u914d\u7f6e\u904e\u7a0b\uff0c\u4f7f\u5f97\u7528\u6236\u80fd\u5920\u8f15\u9b06\u5730\u8a2d\u7f6e\u548c\u7ba1\u7406\u9632\u706b\u7246\u898f\u5247\u3002UFW \u7684\u8a2d\u8a08\u7406\u5ff5\u662f\u8b93\u7528\u6236\u80fd\u5920\u4ee5\u6700\u5c11\u7684\u547d\u4ee4\u884c\u64cd\u4f5c\u4f86\u9054\u6210\u9632\u706b\u7246\u7684\u914d\u7f6e\u3002<\/p>\n<h2 id=\"%e5%ae%89%e8%a3%9d-ufw-cuJNRufACV\">\u5b89\u88dd UFW<\/h2>\n<p>\u5728\u5927\u591a\u6578 Ubuntu \u7cfb\u7d71\u4e2d\uff0cUFW \u9810\u8a2d\u5df2\u7d93\u5b89\u88dd\u3002\u5982\u679c\u5c1a\u672a\u5b89\u88dd\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u9032\u884c\u5b89\u88dd\uff1a<\/p>\n<pre><code>sudo apt update\nsudo apt install ufw<\/code><\/pre>\n<h2 id=\"%e5%95%9f%e7%94%a8-ufw-cuJNRufACV\">\u555f\u7528 UFW<\/h2>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u555f\u7528 UFW\uff1a<\/p>\n<pre><code>sudo ufw enable<\/code><\/pre>\n<p>\u555f\u7528\u5f8c\uff0cUFW \u5c07\u958b\u59cb\u904b\u884c\u4e26\u6839\u64da\u9810\u8a2d\u898f\u5247\u9032\u884c\u904e\u6ffe\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e7%9c%8b-ufw-%e7%8b%80%e6%85%8b-cuJNRufACV\">\u67e5\u770b UFW \u72c0\u614b<\/h2>\n<p>\u8981\u67e5\u770b UFW \u7684\u7576\u524d\u72c0\u614b\u53ca\u5176\u898f\u5247\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>sudo ufw status verbose<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u7576\u524d\u7684\u9632\u706b\u7246\u72c0\u614b\u4ee5\u53ca\u5df2\u914d\u7f6e\u7684\u898f\u5247\u3002<\/p>\n<h2 id=\"%e9%85%8d%e7%bd%ae%e9%98%b2%e7%81%ab%e7%89%86%e8%a6%8f%e5%89%87-cuJNRufACV\">\u914d\u7f6e\u9632\u706b\u7246\u898f\u5247<\/h2>\n<p>UFW \u5141\u8a31\u7528\u6236\u6839\u64da\u9700\u8981\u6dfb\u52a0\u6216\u522a\u9664\u898f\u5247\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u914d\u7f6e\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"%e5%85%81%e8%a8%b1-ssh-%e9%80%a3%e6%8e%a5-cuJNRufACV\">\u5141\u8a31 SSH \u9023\u63a5<\/h3>\n<p>\u5982\u679c\u60a8\u5e0c\u671b\u5141\u8a31 SSH \u9023\u63a5\uff08\u901a\u5e38\u4f7f\u7528\u7aef\u53e3 22\uff09\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>sudo ufw allow ssh<\/code><\/pre>\n<p>\u6216\u8005\uff0c\u60a8\u4e5f\u53ef\u4ee5\u6307\u5b9a\u7aef\u53e3\u865f\uff1a<\/p>\n<pre><code>sudo ufw allow 22<\/code><\/pre>\n<h3 id=\"%e5%85%81%e8%a8%b1-http-%e5%92%8c-https-%e9%80%a3%e6%8e%a5-cuJNRufACV\">\u5141\u8a31 HTTP \u548c HTTPS \u9023\u63a5<\/h3>\n<p>\u5982\u679c\u60a8\u7684\u4f3a\u670d\u5668\u9700\u8981\u63d0\u4f9b\u7db2\u7ad9\u670d\u52d9\uff0c\u60a8\u53ef\u4ee5\u5141\u8a31 HTTP \u548c HTTPS \u9023\u63a5\uff1a<\/p>\n<pre><code>sudo ufw allow http\nsudo ufw allow https<\/code><\/pre>\n<h3 id=\"%e6%8b%92%e7%b5%95%e7%89%b9%e5%ae%9a-ip-%e5%9c%b0%e5%9d%80-cuJNRufACV\">\u62d2\u7d55\u7279\u5b9a IP \u5730\u5740<\/h3>\n<p>\u5982\u679c\u60a8\u5e0c\u671b\u62d2\u7d55\u4f86\u81ea\u7279\u5b9a IP \u5730\u5740\u7684\u9023\u63a5\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>sudo ufw deny from 192.168.1.100<\/code><\/pre>\n<h2 id=\"%e5%88%aa%e9%99%a4%e9%98%b2%e7%81%ab%e7%89%86%e8%a6%8f%e5%89%87-cuJNRufACV\">\u522a\u9664\u9632\u706b\u7246\u898f\u5247<\/h2>\n<p>\u5982\u679c\u9700\u8981\u522a\u9664\u67d0\u500b\u898f\u5247\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>sudo ufw delete allow ssh<\/code><\/pre>\n<p>\u9019\u5c07\u522a\u9664\u5141\u8a31 SSH \u9023\u63a5\u7684\u898f\u5247\u3002<\/p>\n<h2 id=\"%e9%80%b2%e9%9a%8e%e9%85%8d%e7%bd%ae-cuJNRufACV\">\u9032\u968e\u914d\u7f6e<\/h2>\n<p>UFW \u9084\u652f\u6301\u9032\u968e\u914d\u7f6e\uff0c\u4f8b\u5982\u9650\u5236\u9023\u63a5\u901f\u7387\u4ee5\u9632\u6b62\u66b4\u529b\u7834\u89e3\u653b\u64ca\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u9650\u5236 SSH \u9023\u63a5\u7684\u901f\u7387\uff1a<\/p>\n<pre><code>sudo ufw limit ssh<\/code><\/pre>\n<h2 id=\"%e6%9f%a5%e7%9c%8b%e6%97%a5%e8%aa%8c-cuJNRufACV\">\u67e5\u770b\u65e5\u8a8c<\/h2>\n<p>UFW \u4e5f\u63d0\u4f9b\u65e5\u8a8c\u529f\u80fd\uff0c\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u76e3\u63a7\u9632\u706b\u7246\u6d3b\u52d5\u3002\u8981\u555f\u7528\u65e5\u8a8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>sudo ufw logging on<\/code><\/pre>\n<p>\u65e5\u8a8c\u6587\u4ef6\u901a\u5e38\u4f4d\u65bc \/var\/log\/ufw.log\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-cuJNRufACV\">\u7e3d\u7d50<\/h2>\n<p>UFW \u662f\u4e00\u500b\u5f37\u5927\u4e14\u6613\u65bc\u4f7f\u7528\u7684\u9632\u706b\u7246\u5de5\u5177\uff0c\u9069\u5408\u5404\u7a2e\u7528\u6236\u9700\u6c42\u3002\u901a\u904e\u7c21\u55ae\u7684\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u4fdd\u8b77\u60a8\u7684\u4f3a\u670d\u5668\u514d\u53d7\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u3002\u7121\u8ad6\u60a8\u662f\u904b\u884c <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684\u4f3a\u670d\u5668\uff0c\u914d\u7f6e\u9632\u706b\u7246\u90fd\u662f\u78ba\u4fdd\u5b89\u5168\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u4e86\u89e3\u5982\u4f55\u4f7f\u7528 UFW \u914d\u7f6e\u9632\u706b\u7246\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u60a8\u7684\u4f3a\u670d\u5668\u5b89\u5168\u6027\uff0c\u4e26\u4fdd\u8b77\u60a8\u7684\u6578\u64da\u4e0d\u53d7\u5a01\u8105\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728 Ubuntu \u4e2d\u4f7f\u7528 UFW \u914d\u7f6e\u9632\u706b\u5899\uff0c\u4fdd\u62a4\u7cfb\u7edf\u5b89\u5168\uff0c\u7b80\u5316\u7f51\u7edc\u6d41\u91cf\u7ba1\u7406\uff0c\u786e\u4fdd\u53ea\u5141\u8bb8\u5fc5\u8981\u7684\u8fde\u63a5\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-45628","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45628","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=45628"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45628\/revisions"}],"predecessor-version":[{"id":45629,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45628\/revisions\/45629"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=45628"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=45628"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=45628"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}