[vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n

\u5728\u5f53\u4eca\u6570\u5b57\u5316\u65f6\u4ee3\uff0c\u7f51\u7edc\u5b89\u5168\u5df2\u6210\u4e3a\u4f01\u4e1a\u548c\u4e2a\u4eba\u7528\u6237\u7684\u9996\u8981\u5173\u6ce8\u70b9\u4e4b\u4e00\u3002Ubuntu\u4f5c\u4e3a\u6700\u53d7\u6b22\u8fce\u7684Linux\u53d1\u884c\u7248\u4e4b\u4e00\uff0c\u5176\u5b89\u5168\u6027\u5c24\u5176\u91cd\u8981\u3002UFW\uff08Uncomplicated Firewall\uff09\uff0c\u6216\u79f0\u7b80\u5355\u9632\u706b\u5899\uff0c\u4e3aUbuntu\u7528\u6237\u63d0\u4f9b\u4e86\u4e00\u4e2a\u76f4\u89c2\u4e14\u529f\u80fd\u5f3a\u5927\u7684\u5de5\u5177\uff0c\u7528\u4e8e\u7ba1\u7406\u5165\u7ad9\u548c\u51fa\u7ad9\u7684\u7f51\u7edc\u6d41\u91cf\uff0c\u786e\u4fdd\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u5982\u4f55\u5728Ubuntu\u7cfb\u7edf\u4e2d\u6709\u6548\u914d\u7f6e\u548c\u4f18\u5316UFW\uff0c\u4ee5\u4fdd\u969c\u60a8\u7684\u7f51\u7edc\u5b89\u5168\u3002<\/p>\n

[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n

\u521d\u59cb\u6b65\u9aa4\uff1a\u5b89\u88c5\u4e0e\u66f4\u65b0<\/strong><\/h2>\n

\u5b89\u88c5UFW\u524d\uff0c\u5fc5\u987b\u786e\u4fdd\u60a8\u7684Ubuntu\u7cfb\u7edf\u662f\u6700\u65b0\u7684\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u66f4\u65b0\u60a8\u7684\u7cfb\u7edf\uff1a<\/p>\n

sudo apt-get update && sudo apt-get upgrade<\/code><\/pre>\n
\u5bf9\u4e8eDebian\u6216\u57fa\u4e8eDebian\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5b89\u88c5UFW\u540c\u6837\u7b80\u5355\uff1a<\/p>\n
sudo apt-get install ufw<\/code><\/pre>\n
\u5728Arch Linux\u4e2d\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u5982\u4e0b\u547d\u4ee4\u5b89\u88c5UFW\uff1a<\/p>\n
sudo pacman -S ufw<\/code><\/pre>\n
\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u5bf9\u4e8eDebian\u7cfb\u7edf\uff0cUFW\u5c06\u4f1a\u88ab\u914d\u7f6e\u4e3a\u5f00\u673a\u65f6\u81ea\u52a8\u542f\u52a8\u3002Arch Linux\u7528\u6237\u5219\u9700\u8981\u624b\u52a8\u542f\u52a8\u548c\u4f7fUFW\u968f\u7cfb\u7edf\u542f\u52a8\uff1a<\/p>\n
sudo systemctl start ufw\r\nsudo systemctl enable ufw<\/code><\/pre>\n
[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n
<\/div>\n
[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n
\u914d\u7f6eUFW\u89c4\u5219<\/strong><\/h2>\n
\u8bbe\u5b9a\u9ed8\u8ba4\u89c4\u5219<\/strong><\/h3>\n
\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u6700\u4f73\u5b9e\u8df5\u662f\u5173\u95ed\u6240\u6709\u672a\u7ecf\u8bf7\u6c42\u7684\u5165\u7ad9\u8fde\u63a5\uff0c\u540c\u65f6\u5141\u8bb8\u6240\u6709\u51fa\u7ad9\u8fde\u63a5\uff1a<\/p>\n
sudo ufw default deny incoming\r\nsudo ufw default allow outgoing<\/code><\/pre>\n
\u6dfb\u52a0\u7279\u5b9a\u89c4\u5219<\/strong><\/h3>\n
UFW\u5141\u8bb8\u901a\u8fc7\u7aef\u53e3\u53f7\u6216\u670d\u52a1\u540d\u79f0\u6dfb\u52a0\u89c4\u5219\u3002\u4f8b\u5982\uff0c\u4e3a\u4e86\u5141\u8bb8SSH\u8fde\u63a5\uff1a<\/p>\n
sudo ufw allow ssh<\/code><\/pre>\n
\u6216\u8005\u5141\u8bb8\u7279\u5b9a\u7684\u7aef\u53e3\uff1a<\/p>\n
sudo ufw allow 22<\/code><\/pre>\n
\u5982\u679c\u60a8\u9700\u8981\u9488\u5bf9\u7279\u5b9a\u7684\u534f\u8bae\u5f00\u653e\u7aef\u53e3\uff0c\u53ef\u4ee5\u6307\u5b9aTCP\u6216UDP\uff1a<\/p>\n
sudo ufw allow 80\/tcp<\/code><\/pre>\n
\u7ba1\u7406\u89c4\u5219<\/strong><\/h3>\n
\u4e3a\u4e86\u5220\u9664\u6216\u4fee\u6539\u89c4\u5219\uff0cUFW\u63d0\u4f9b\u4e86\u7b80\u5355\u7684\u547d\u4ee4\u3002\u4f8b\u5982\uff0c\u5220\u9664\u5df2\u5b58\u5728\u7684\u89c4\u5219\uff1a<\/p>\n
sudo ufw delete allow 80<\/code><\/pre>\n
\u542f\u7528\u65e5\u5fd7<\/strong><\/h3>\n
\u4e3a\u4e86\u76d1\u63a7\u548c\u5ba1\u8ba1\uff0cUFW\u5141\u8bb8\u60a8\u5f00\u542f\u65e5\u5fd7\u8bb0\u5f55\u529f\u80fd\uff1a<\/p>\n
sudo ufw logging on<\/code><\/pre>\n
\u5e76\u4e14\u60a8\u53ef\u4ee5\u6839\u636e\u9700\u8981\u8bbe\u7f6e\u65e5\u5fd7\u7ea7\u522b\uff1a<\/p>\n
sudo ufw logging medium<\/code><\/pre>\n
[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n
\u542f\u7528\u548c\u7981\u7528UFW<\/strong><\/h2>\n
\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u60a8\u53ef\u4ee5\u542f\u7528UFW\uff1a<\/p>\n
sudo ufw enable<\/code><\/pre>\n
\u5982\u679c\u9700\u8981\u505c\u6b62UFW\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n
sudo ufw disable<\/code><\/pre>\n
[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n
\u67e5\u770b\u548c\u4f18\u5316UFW\u72b6\u6001<\/strong><\/h2>\n
\u8981\u67e5\u770bUFW\u7684\u72b6\u6001\u548c\u5df2\u6fc0\u6d3b\u7684\u89c4\u5219\uff1a<\/p>\n
sudo ufw status<\/code><\/pre>\n
[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"
[vc_row el_class=”blog-detail-section”][vc_column][vc_column_text] \u5728\u5f53\u4eca\u6570\u5b57\u5316\u65f6\u4ee3\uff0c\u7f51\u7edc\u5b89\u5168\u5df2\u6210\u4e3a\u4f01\u4e1a\u548c\u4e2a\u4eba\u7528\u6237\u7684\u9996\u8981\u5173\u6ce8\u70b9\u4e4b\u4e00\u3002Ubuntu\u4f5c\u4e3a\u6700\u53d7\u6b22\u8fce\u7684Linux\u53d1\u884c\u7248\u4e4b\u4e00\uff0c\u5176\u5b89\u5168\u6027\u5c24\u5176\u91cd\u8981\u3002UFW\uff08Uncomplicated Firewall\uff09\uff0c\u6216\u79f0\u7b80\u5355\u9632\u706b\u5899\uff0c\u4e3aUbuntu\u7528\u6237\u63d0\u4f9b\u4e86\u4e00\u4e2a\u76f4\u89c2\u4e14\u529f\u80fd\u5f3a\u5927\u7684\u5de5\u5177\uff0c\u7528\u4e8e\u7ba1\u7406\u5165\u7ad9\u548c\u51fa\u7ad9\u7684\u7f51\u7edc\u6d41\u91cf\uff0c\u786e\u4fdd\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u5982\u4f55\u5728Ubuntu\u7cfb\u7edf\u4e2d\u6709\u6548\u914d\u7f6e\u548c\u4f18\u5316UFW\uff0c\u4ee5\u4fdd\u969c\u60a8\u7684\u7f51\u7edc\u5b89\u5168\u3002 [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text] \u521d\u59cb\u6b65\u9aa4\uff1a\u5b89\u88c5\u4e0e\u66f4\u65b0 \u5b89\u88c5UFW\u524d\uff0c\u5fc5\u987b\u786e\u4fdd\u60a8\u7684Ubuntu\u7cfb\u7edf\u662f\u6700\u65b0\u7684\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u66f4\u65b0\u60a8\u7684\u7cfb\u7edf\uff1a sudo apt-get update && sudo apt-get upgrade \u5bf9\u4e8eDebian\u6216\u57fa\u4e8eDebian\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5b89\u88c5UFW\u540c\u6837\u7b80\u5355\uff1a sudo apt-get install ufw \u5728Arch Linux\u4e2d\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u5982\u4e0b\u547d\u4ee4\u5b89\u88c5UFW\uff1a sudo pacman -S ufw \u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u5bf9\u4e8eDebian\u7cfb\u7edf\uff0cUFW\u5c06\u4f1a\u88ab\u914d\u7f6e\u4e3a\u5f00\u673a\u65f6\u81ea\u52a8\u542f\u52a8\u3002Arch Linux\u7528\u6237\u5219\u9700\u8981\u624b\u52a8\u542f\u52a8\u548c\u4f7fUFW\u968f\u7cfb\u7edf\u542f\u52a8\uff1a sudo systemctl start ufw sudo systemctl enable ufw [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text] [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text] \u914d\u7f6eUFW\u89c4\u5219 \u8bbe\u5b9a\u9ed8\u8ba4\u89c4\u5219 \u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u6700\u4f73\u5b9e\u8df5\u662f\u5173\u95ed\u6240\u6709\u672a\u7ecf\u8bf7\u6c42\u7684\u5165\u7ad9\u8fde\u63a5\uff0c\u540c\u65f6\u5141\u8bb8\u6240\u6709\u51fa\u7ad9\u8fde\u63a5\uff1a sudo ufw default deny incoming sudo ufw default allow outgoing \u6dfb\u52a0\u7279\u5b9a\u89c4\u5219 UFW\u5141\u8bb8\u901a\u8fc7\u7aef\u53e3\u53f7\u6216\u670d\u52a1\u540d\u79f0\u6dfb\u52a0\u89c4\u5219\u3002\u4f8b\u5982\uff0c\u4e3a\u4e86\u5141\u8bb8SSH\u8fde\u63a5\uff1a […]<\/p>\n
Read More…<\/a><\/p>\n","protected":false},"author":1,"featured_media":10965,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[62],"tags":[1572,583],"class_list":["post-10972","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hong-kong-dedicated-server-sc","tag-ubuntu-ufw-firewall-configuration-sc","tag-network-security-sc"],"acf":[],"yoast_head":"\n