{"id":51178,"date":"2024-12-03T14:47:27","date_gmt":"2024-12-03T06:47:27","guid":{"rendered":"https:\/\/fwq.ai\/blog\/51178\/"},"modified":"2024-12-03T14:47:27","modified_gmt":"2024-12-03T06:47:27","slug":"%e9%80%9a%e8%bf%87%e5%91%bd%e4%bb%a4%e8%a1%8c%e5%b7%a5%e5%85%b7%e6%8f%90%e9%ab%98%e4%bd%a0%e7%9a%84linux%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%ae%89%e5%85%a8%e6%80%a7-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/51178\/","title":{"rendered":"\u901a\u8fc7\u547d\u4ee4\u884c\u5de5\u5177\u63d0\u9ad8\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168\u6027"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u901a\u8fc7\u547d\u4ee4\u884c\u5de5\u5177\u63d0\u9ad8\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168\u6027<\/h1>\n<p>\u6587\u7ae0\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300a\u901a\u8fc7\u547d\u4ee4\u884c\u5de5\u5177\u63d0\u9ad8\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168\u6027\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n<p><\/p>\n<p>\u901a\u8fc7\u547d\u4ee4\u884c\u5de5\u5177\u63d0\u9ad8\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168\u6027<\/p>\n<p>\u5728\u5f53\u4eca\u6570\u5b57\u65f6\u4ee3\uff0c\u670d\u52a1\u5668\u5b89\u5168\u6027\u662f\u4efb\u4f55\u4f01\u4e1a\u6216\u4e2a\u4eba\u90fd\u9700\u8981\u5173\u6ce8\u7684\u91cd\u8981\u95ee\u9898\u3002\u901a\u8fc7\u52a0\u5f3a\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\uff0c\u53ef\u4ee5\u9632\u6b62\u6076\u610f\u653b\u51fb\u548c\u6570\u636e\u6cc4\u9732\u3002Linux\u670d\u52a1\u5668\u56e0\u5176\u7a33\u5b9a\u6027\u548c\u53ef\u5b9a\u5236\u6027\uff0c\u88ab\u5e7f\u6cdb\u7528\u4e8e\u5404\u79cd\u5e94\u7528\u573a\u666f\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u52a0\u5f3a\u4f60\u7684Linux\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002<\/p>\n<ol>\n<li>Fail2Ban<\/li>\n<\/ol>\n<p>Fail2Ban \u662f\u4e00\u6b3e\u7528\u4e8e\u76d1\u63a7\u5e76\u54cd\u5e94\u670d\u52a1\u5668\u4e0a\u7684\u6076\u610f\u884c\u4e3a\u7684\u5de5\u5177\u3002\u5b83\u53ef\u4ee5\u68c0\u6d4b\u5230\u8bf8\u5982\u66b4\u529b\u7834\u89e3\u767b\u5f55\u3001DDoS \u653b\u51fb\u7b49\u884c\u4e3a\uff0c\u5e76\u6839\u636e\u914d\u7f6e\u7684\u89c4\u5219\u81ea\u52a8\u5c01\u9501\u653b\u51fb\u6e90\u3002\u4ee5\u4e0b\u662f\u5b89\u88c5\u548c\u914d\u7f6e Fail2Ban \u7684\u793a\u4f8b\uff1a<\/p>\n<pre># \u5b89\u88c5 Fail2Ban\nsudo apt-get update\nsudo apt-get install fail2ban\n# \u914d\u7f6e Fail2Ban\nsudo cp \/etc\/fail2ban\/jail.conf \/etc\/fail2ban\/jail.local\nsudo vi \/etc\/fail2ban\/jail.local\n# \u4fee\u6539\u914d\u7f6e\u6587\u4ef6\uff0c\u8bbe\u7f6e\u9700\u8981\u76d1\u63a7\u548c\u5c01\u9501\u7684\u884c\u4e3a\u89c4\u5219\n[sshd]\nenabled = true\nport = ssh\nfilter = sshd\nlogpath = \/var\/log\/auth.log\nmaxretry = 3\nbantime = 3600\n# \u91cd\u542f Fail2Ban \u670d\u52a1\nsudo systemctl restart fail2ban<\/pre>\n<ol>\n<li>ClamAV<\/li>\n<\/ol>\n<p>ClamAV \u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u53cd\u75c5\u6bd2\u8f6f\u4ef6\uff0c\u53ef\u4ee5\u7528\u4e8e\u68c0\u6d4b\u548c\u5220\u9664\u6076\u610f\u8f6f\u4ef6\u3001\u75c5\u6bd2\u7b49\u3002\u4ee5\u4e0b\u662f\u5b89\u88c5\u548c\u4f7f\u7528 ClamAV \u7684\u793a\u4f8b\uff1a<\/p>\n<pre># \u5b89\u88c5 ClamAV\nsudo apt-get update\nsudo apt-get install clamav\n# \u66f4\u65b0\u75c5\u6bd2\u6570\u636e\u5e93\nsudo freshclam\n# \u626b\u63cf\u6307\u5b9a\u76ee\u5f55\nsudo clamscan -r \/path\/to\/directory\n# \u6216\u626b\u63cf\u5168\u76d8\nsudo clamscan -r \/\n# \u5220\u9664\u53d1\u73b0\u7684\u6076\u610f\u6587\u4ef6\nsudo clamscan -r --remove \/path\/to\/directory<\/pre>\n<ol>\n<li>Lynis<\/li>\n<\/ol>\n<p>Lynis \u662f\u4e00\u6b3e\u7528\u4e8e\u8bc4\u4f30\u548c\u63d0\u9ad8 Linux \u7cfb\u7edf\u5b89\u5168\u6027\u7684\u5de5\u5177\u3002\u5b83\u53ef\u4ee5\u68c0\u6d4b\u548c\u4fee\u590d\u6f5c\u5728\u7684\u5b89\u5168\u6f0f\u6d1e\u3001\u914d\u7f6e\u9519\u8bef\u7b49\u3002\u4ee5\u4e0b\u662f\u5b89\u88c5\u548c\u4f7f\u7528 Lynis \u7684\u793a\u4f8b\uff1a<\/p>\n<pre># \u5b89\u88c5 Lynis\nsudo apt-get update\nsudo apt-get install lynis\n# \u8fd0\u884c Lynis\nsudo lynis audit system<\/pre>\n<ol>\n<li>OpenVAS<\/li>\n<\/ol>\n<p>OpenVAS \u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u6f0f\u6d1e\u8bc4\u4f30\u5de5\u5177\uff0c\u7528\u4e8e\u626b\u63cf\u670d\u52a1\u5668\u4e0a\u7684\u6f0f\u6d1e\u548c\u5b89\u5168\u5f31\u70b9\u3002\u4ee5\u4e0b\u662f\u5b89\u88c5\u548c\u4f7f\u7528 OpenVAS \u7684\u793a\u4f8b\uff1a<\/p>\n<pre># \u5b89\u88c5 OpenVAS\nsudo apt install openvas\n# \u914d\u7f6e\u548c\u521d\u59cb\u5316 OpenVAS\nsudo greenbone-nvt-sync\nsudo greenbone-scapdata-sync\nsudo greenbone-certdata-sync\nsudo openvasmd --create-user=admin\nsudo openvasmd --user=admin --new-password=myadminpassword\nsudo openvas-manage-certs -a\nsudo openvasmd --rebuild\n# \u542f\u52a8 OpenVAS \u670d\u52a1\nsudo openvas-start\n# \u8bbf\u95ee OpenVAS Web \u754c\u9762\nhttp:\/\/localhost:9392<\/pre>\n<ol>\n<li>SSH \u5b89\u5168\u8bbe\u7f6e<\/li>\n<\/ol>\n<p>SSH \u662f\u8fdc\u7a0b\u767b\u5f55 Linux \u670d\u52a1\u5668\u7684\u5e38\u7528\u534f\u8bae\u3002\u4e3a\u4e86\u63d0\u9ad8\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\uff0c\u6211\u4eec\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u63aa\u65bd\uff1a<\/p>\n<ul>\n<li>\u7981\u6b62 root \u7528\u6237\u76f4\u63a5\u8fdc\u7a0b\u767b\u5f55<\/li>\n<li>\u4f7f\u7528\u5bc6\u94a5\u767b\u5f55\u66ff\u4ee3\u5bc6\u7801\u767b\u5f55<\/li>\n<li>\u9650\u5236\u5141\u8bb8\u767b\u5f55\u7684 IP \u5730\u5740\u8303\u56f4<\/li>\n<li>\u4fee\u6539 SSH \u9ed8\u8ba4\u7aef\u53e3<\/li>\n<\/ul>\n<p>\u8bf7\u53c2\u8003\u4ee5\u4e0b\u793a\u4f8b\u914d\u7f6e\u6587\u4ef6 <code>\/etc\/ssh\/sshd_config<\/code>\uff1a<\/p>\n<pre>PermitRootLogin no\nPasswordAuthentication no\nAllowUsers your_username\nPort 2200<\/pre>\n<p>\u5b8c\u6210\u4ee5\u4e0a\u8bbe\u7f6e\u540e\uff0c\u91cd\u542f SSH \u670d\u52a1\uff1a <code>sudo systemctl restart sshd<\/code><\/p>\n<p>\u603b\u7ed3<\/p>\n<p>\u901a\u8fc7\u4f7f\u7528\u4ee5\u4e0a\u63d0\u5230\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u6211\u4eec\u53ef\u4ee5\u589e\u5f3a Linux \u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002\u8bf7\u8bb0\u4f4f\uff0c\u5b89\u5168\u6027\u662f\u4e00\u4e2a\u6301\u7eed\u7684\u8fc7\u7a0b\uff0c\u9700\u8981\u5b9a\u671f\u5ba1\u67e5\u548c\u66f4\u65b0\u3002\u5728\u4f7f\u7528\u8fd9\u4e9b\u5de5\u5177\u65f6\uff0c\u8bf7\u786e\u4fdd\u4f60\u5df2\u7ecf\u9605\u8bfb\u4e86\u76f8\u5173\u6587\u6863\uff0c\u5e76\u6839\u636e\u4f60\u7684\u5b9e\u9645\u9700\u6c42\u8fdb\u884c\u9002\u5f53\u7684\u914d\u7f6e\u3002\u4fdd\u6301\u4f60\u7684\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u5bf9\u4e8e\u4e00\u4e2a\u7cfb\u7edf\u7ba1\u7406\u5458\u6216\u670d\u52a1\u5668\u62e5\u6709\u8005\u6765\u8bf4\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p>\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300a\u901a\u8fc7\u547d\u4ee4\u884c\u5de5\u5177\u63d0\u9ad8\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168\u6027\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u7c73\u4e91\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03\u6587\u7ae0\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n<dl>\n<dt><\/dt>\n<dd>\n   PHP8\u7684\u65b0\u7279\u6027\u548c\u5e95\u5c42\u5f00\u53d1\u539f\u7406\u89e3\u6790\uff1a\u4f18\u5316\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u8fc7\u7a0b\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u901a\u8fc7\u547d\u4ee4\u884c\u5de5\u5177\u63d0\u9ad8\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168\u6027 \u6587\u7ae0\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300a\u901a\u8fc7\u547d\u4ee4\u884c\u5de5\u5177\u63d0\u9ad8\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168\u6027\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01 \u901a\u8fc7\u547d\u4ee4\u884c\u5de5\u5177\u63d0\u9ad8\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168\u6027 \u5728\u5f53\u4eca\u6570\u5b57\u65f6\u4ee3\uff0c\u670d\u52a1\u5668\u5b89\u5168\u6027\u662f\u4efb\u4f55\u4f01\u4e1a\u6216\u4e2a\u4eba\u90fd\u9700\u8981\u5173\u6ce8\u7684\u91cd\u8981\u95ee\u9898\u3002\u901a\u8fc7\u52a0\u5f3a\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\uff0c\u53ef\u4ee5\u9632\u6b62\u6076\u610f\u653b\u51fb\u548c\u6570\u636e\u6cc4\u9732\u3002Linux\u670d\u52a1\u5668\u56e0\u5176\u7a33\u5b9a\u6027\u548c\u53ef\u5b9a\u5236\u6027\uff0c\u88ab\u5e7f\u6cdb\u7528\u4e8e\u5404\u79cd\u5e94\u7528\u573a\u666f\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u52a0\u5f3a\u4f60\u7684Linux\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002 Fail2Ban Fail2Ban \u662f\u4e00\u6b3e\u7528\u4e8e\u76d1\u63a7\u5e76\u54cd\u5e94\u670d\u52a1\u5668\u4e0a\u7684\u6076\u610f\u884c\u4e3a\u7684\u5de5\u5177\u3002\u5b83\u53ef\u4ee5\u68c0\u6d4b\u5230\u8bf8\u5982\u66b4\u529b\u7834\u89e3\u767b\u5f55\u3001DDoS \u653b\u51fb\u7b49\u884c\u4e3a\uff0c\u5e76\u6839\u636e\u914d\u7f6e\u7684\u89c4\u5219\u81ea\u52a8\u5c01\u9501\u653b\u51fb\u6e90\u3002\u4ee5\u4e0b\u662f\u5b89\u88c5\u548c\u914d\u7f6e Fail2Ban \u7684\u793a\u4f8b\uff1a # \u5b89\u88c5 Fail2Ban sudo apt-get update sudo apt-get install fail2ban # \u914d\u7f6e Fail2Ban sudo cp \/etc\/fail2ban\/jail.conf \/etc\/fail2ban\/jail.local sudo vi \/etc\/fail2ban\/jail.local # \u4fee\u6539\u914d\u7f6e\u6587\u4ef6\uff0c\u8bbe\u7f6e\u9700\u8981\u76d1\u63a7\u548c\u5c01\u9501\u7684\u884c\u4e3a\u89c4\u5219 [sshd] enabled = true port = ssh filter = sshd logpath = \/var\/log\/auth.log maxretry = 3 bantime = 3600 # \u91cd\u542f Fail2Ban \u670d\u52a1 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-51178","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51178","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=51178"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51178\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=51178"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=51178"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=51178"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}