{"id":52037,"date":"2024-10-08T23:23:37","date_gmt":"2024-10-08T15:23:37","guid":{"rendered":"https:\/\/server.hk\/cnblog\/52037\/"},"modified":"2024-11-14T10:40:40","modified_gmt":"2024-11-14T02:40:40","slug":"ubuntu-%e9%98%b2%e7%81%ab%e7%89%86-ufw-%e7%9a%84%e6%93%8d%e4%bd%9c%e5%91%bd%e4%bb%a4%ef%bc%9a%e5%95%9f%e5%8b%95%e3%80%81%e5%81%9c%e6%ad%a2%e3%80%81%e7%a6%81%e7%94%a8%e3%80%81%e9%96%8b%e6%94%be","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/52037\/","title":{"rendered":"Ubuntu \u9632\u706b\u7246 ufw \u7684\u64cd\u4f5c\u547d\u4ee4\uff1a\u555f\u52d5\u3001\u505c\u6b62\u3001\u7981\u7528\u3001\u958b\u653e\u7aef\u53e3\u3001\u95dc\u9589\u7aef\u53e3"},"content":{"rendered":"

Ubuntu \u9632\u706b\u7246 UFW \u7684\u64cd\u4f5c\u547d\u4ee4<\/h1>\n

\u5728\u4f3a\u670d\u5668\u7ba1\u7406\u4e2d\uff0c\u9632\u706b\u7246\u662f\u4e00\u500b\u4e0d\u53ef\u6216\u7f3a\u7684\u5b89\u5168\u5de5\u5177\u3002Ubuntu \u63d0\u4f9b\u4e86\u4e00\u500b\u7c21\u55ae\u6613\u7528\u7684\u9632\u706b\u7246\u5de5\u5177\uff0c\u7a31\u70ba UFW\uff08Uncomplicated Firewall\uff09\u3002\u672c\u6587\u5c07\u4ecb\u7d39 UFW \u7684\u57fa\u672c\u64cd\u4f5c\u547d\u4ee4\uff0c\u5305\u62ec\u555f\u52d5\u3001\u505c\u6b62\u3001\u7981\u7528\u3001\u9632\u706b\u7246\u898f\u5247\u7684\u8a2d\u7f6e\u7b49\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7ba1\u7406\u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\u3002<\/p>\n

\u4ec0\u9ebc\u662f UFW\uff1f<\/h2>\n

UFW \u662f Ubuntu \u7cfb\u7d71\u4e2d\u4e00\u500b\u7528\u65bc\u7ba1\u7406 iptables \u7684\u524d\u7aef\u5de5\u5177\uff0c\u65e8\u5728\u7c21\u5316\u9632\u706b\u7246\u7684\u914d\u7f6e\u904e\u7a0b\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u500b\u7c21\u55ae\u7684\u547d\u4ee4\u884c\u754c\u9762\uff0c\u8b93\u7528\u6236\u80fd\u5920\u8f15\u9b06\u5730\u8a2d\u7f6e\u548c\u7ba1\u7406\u9632\u706b\u7246\u898f\u5247\u3002<\/p>\n

\u555f\u52d5 UFW<\/h2>\n

\u8981\u555f\u52d5 UFW\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n

sudo ufw enable<\/code><\/pre>\n
\u9019\u689d\u547d\u4ee4\u6703\u555f\u7528 UFW\uff0c\u4e26\u958b\u59cb\u904e\u6ffe\u9032\u51fa\u4f3a\u670d\u5668\u7684\u6d41\u91cf\u3002\u555f\u52d5\u5f8c\uff0cUFW \u5c07\u6839\u64da\u7576\u524d\u7684\u898f\u5247\u9032\u884c\u6d41\u91cf\u63a7\u5236\u3002<\/p>\n
\u505c\u6b62 UFW<\/h2>\n
\u5982\u679c\u60a8\u9700\u8981\u66ab\u6642\u505c\u6b62 UFW\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo ufw disable<\/code><\/pre>\n
\u9019\u689d\u547d\u4ee4\u6703\u505c\u6b62 UFW \u7684\u904b\u884c\uff0c\u4e26\u6062\u5fa9\u5230\u672a\u555f\u7528\u72c0\u614b\u3002\u8acb\u6ce8\u610f\uff0c\u9019\u6a23\u505a\u6703\u4f7f\u4f3a\u670d\u5668\u66b4\u9732\u65bc\u6240\u6709\u6d41\u91cf\u4e2d\uff0c\u5efa\u8b70\u5728\u5fc5\u8981\u6642\u4f7f\u7528\u3002<\/p>\n
\u7981\u7528 UFW<\/h2>\n
\u5982\u679c\u60a8\u5e0c\u671b\u5b8c\u5168\u7981\u7528 UFW\uff0c\u4e26\u522a\u9664\u6240\u6709\u898f\u5247\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo ufw reset<\/code><\/pre>\n
\u9019\u689d\u547d\u4ee4\u6703\u6e05\u9664\u6240\u6709\u7684\u9632\u706b\u7246\u898f\u5247\uff0c\u4e26\u5c07 UFW \u6062\u5fa9\u5230\u521d\u59cb\u72c0\u614b\u3002\u4f7f\u7528\u6b64\u547d\u4ee4\u5f8c\uff0c\u60a8\u9700\u8981\u91cd\u65b0\u914d\u7f6e\u9632\u706b\u7246\u898f\u5247\u3002<\/p>\n
\u958b\u653e\u7aef\u53e3<\/h2>\n
\u5728\u8a31\u591a\u60c5\u6cc1\u4e0b\uff0c\u60a8\u9700\u8981\u958b\u653e\u7279\u5b9a\u7684\u7aef\u53e3\u4ee5\u5141\u8a31\u67d0\u4e9b\u670d\u52d9\u7684\u6d41\u91cf\u901a\u904e\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u958b\u653e SSH \u7684\u9810\u8a2d\u7aef\u53e3 22\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo ufw allow 22<\/code><\/pre>\n
\u60a8\u4e5f\u53ef\u4ee5\u4f7f\u7528\u670d\u52d9\u540d\u7a31\u4f86\u958b\u653e\u7aef\u53e3\uff0c\u4f8b\u5982\uff1a<\/p>\n
sudo ufw allow ssh<\/code><\/pre>\n
\u9019\u6a23\uff0cUFW \u5c07\u81ea\u52d5\u8b58\u5225 SSH \u670d\u52d9\u4e26\u958b\u653e\u76f8\u61c9\u7684\u7aef\u53e3\u3002<\/p>\n
\u95dc\u9589\u7aef\u53e3<\/h2>\n
\u5982\u679c\u60a8\u9700\u8981\u95dc\u9589\u67d0\u500b\u5df2\u958b\u653e\u7684\u7aef\u53e3\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo ufw deny 22<\/code><\/pre>\n
\u9019\u689d\u547d\u4ee4\u6703\u95dc\u9589\u7aef\u53e3 22 \u7684\u6d41\u91cf\u3002\u60a8\u4e5f\u53ef\u4ee5\u4f7f\u7528\u670d\u52d9\u540d\u7a31\u4f86\u95dc\u9589\u7aef\u53e3\uff0c\u4f8b\u5982\uff1a<\/p>\n
sudo ufw deny ssh<\/code><\/pre>\n
\u67e5\u770b UFW \u72c0\u614b\u548c\u898f\u5247<\/h2>\n
\u8981\u67e5\u770b UFW \u7684\u7576\u524d\u72c0\u614b\u548c\u5df2\u8a2d\u7f6e\u7684\u898f\u5247\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo ufw status<\/code><\/pre>\n
\u9019\u5c07\u986f\u793a UFW \u662f\u5426\u555f\u7528\u4ee5\u53ca\u7576\u524d\u7684\u9632\u706b\u7246\u898f\u5247\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
UFW \u662f\u4e00\u500b\u5f37\u5927\u4e14\u6613\u65bc\u4f7f\u7528\u7684\u9632\u706b\u7246\u5de5\u5177\uff0c\u9069\u5408 Ubuntu \u7528\u6236\u9032\u884c\u4f3a\u670d\u5668\u5b89\u5168\u7ba1\u7406\u3002\u901a\u904e\u7c21\u55ae\u7684\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u555f\u52d5\u3001\u505c\u6b62\u3001\u7981\u7528\u9632\u706b\u7246\uff0c\u4e26\u7ba1\u7406\u7aef\u53e3\u7684\u958b\u653e\u8207\u95dc\u9589\u3002\u5c0d\u65bc\u9700\u8981\u66f4\u9ad8\u5b89\u5168\u6027\u7684\u7528\u6236\uff0c\u5efa\u8b70\u5b9a\u671f\u6aa2\u67e5\u9632\u706b\u7246\u72c0\u614b\u548c\u898f\u5247\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 \u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u7528\u6236\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u500b\u4eba\u9805\u76ee\u9084\u662f\u5546\u696d\u61c9\u7528\uff0c\u6211\u5011\u7684 \u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e86\u89e3 Ubuntu \u9632\u706b\u7246 UFW \u7684\u64cd\u4f5c\u547d\u4ee4\uff0c\u5305\u62ec\u555f\u52d5\u3001\u505c\u6b62\u3001\u7981\u7528\u3001\u958b\u653e\u7aef\u53e3\u548c\u95dc\u9589\u7aef\u53e3\u7684\u7c21\u6613\u6307\u5357\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-52037","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/52037","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=52037"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/52037\/revisions"}],"predecessor-version":[{"id":52038,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/52037\/revisions\/52038"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=52037"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=52037"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=52037"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}